Patent application number | Description | Published |
20080283228 | ALUMINUM ALLOY WITH HIGH SEAWATER CORROSION RESISTANCE AND PLATE-FIN HEAT EXCHANGER - An aluminum alloy for use in a plate-fin heat exchanger having a heat transfer portion with seawater as a coolant includes an organic phosphonic acid underlying coating disposed on the surface of the aluminum alloy and a fluorocarbon resin coating disposed on the organic phosphonic acid underlying coating, the fluorocarbon resin coating having an average thickness of 1 to 100 μm after drying. The aluminum alloy has improved durability of coating adhesion and excellent seawater corrosion resistance. | 11-20-2008 |
20090081449 | ALUMINIUM ALLOY MATERIAL HAVING AN EXCELLENT SEA WATER CORROSION RESISTANCE AND PLATE HEAT EXCHANGER - An aluminium alloy material having an excellent sea water corrosion resistance comprises an aluminium alloy substrate whose ten-points average surface roughness Rz, which is the average of five greatest peak-to-valley separations on the surface, is controlled at 0.3 um or over, an organic phosphonic primer film formed on a surface of the aluminium alloy substrate, and a fluorine resin paint film formed on the primer film and having a dry average thickness of 1 to 100 μm. A plate heat exchanger having an excellent sea water corrosion resistance is also provided wherein the aluminium alloy material is used as a heat transfer unit using sea water as cooling water. | 03-26-2009 |
20100006277 | ALUMINUM ALLOY MATERIAL AND PLATE HEAT EXCHANGER WITH SUPERIOR CORROSION RESISTANCE - Disclosed are an aluminum alloy material and a plate heat exchanger using the aluminum alloy material, both of which have superior corrosion resistance. Specifically, the aluminum alloy material includes an aluminum alloy base material having an anodic oxide layer with an average thickness of 1 to 20 μm as its surface layer, an organic phosphonic acid primer coating arranged on the surface of the aluminum alloy base material, and a fluorocarbon resin coating arranged on the surface of the organic phosphonic acid primer coating and having an average thickness of to 100 μm after drying. | 01-14-2010 |
20100178213 | REACTOR AND REACTING METHOD - It is aimed to improve reaction efficiency by increasing a contact area of first and second reactants per unit volume without reducing dimensions of an inlet path for the first reactant and an inlet path for the second reactant in a layer-thickness direction. | 07-15-2010 |
20100178221 | REACTOR AND METHOD FOR MANUFACTURING REACTOR - It is aimed to promote further integration of channels in a reactor. | 07-15-2010 |
20100179230 | METHOD AND APPARATUS FOR MANUFACTURING LIQUID MICROSPHERES - The present invention provides microsphere manufacturing method and apparatus capable of stable obtaining microspheres of a desired size and reducing facility cost. According to the method and the apparatus, to manufacture microspheres made of a second liquid in a first liquid, the first liquid is supplied into a first channel to flow therein and the second liquid is supplied to an intermediate part of the first channel through a second channel. The supply velocities of the first and second liquids are set such that the second liquid closes the first channel and the closing part of the second liquid is cut off due to a pressure difference between an upstream side and a downstream side to form microspheres. | 07-15-2010 |
20100263823 | PLATE FIN HEAT EXCHANGER - A plate fin heat exchanger of the present invention includes a heat exchange part including a heat exchange part main body including layers of plural flow passages, and heat transfer members each of which is disposed within each flow passage of the heat exchange part main body to transfer the heat of fluid flowing in each of the flow passages to each partition walls opposed across the flow passage; and sensing parts connected to both the outsides of the heat exchange part respectively. Each of the sensing parts includes plural sealed spaces, and a sensor wall disposed to separate the outermost sealed space from the sealed space on the inner side thereof. The plate fin heat exchanger further includes a detection means for detecting damage of the sensor wall of the sensing part. According to such a structure, external leak of the fluid performing the heat exchange can be prevented while suppressing deterioration of performance or increase in size or weight. | 10-21-2010 |
20120138176 | FLOW CHANNEL STRUCTURE - A flow channel structure that includes a first inlet path for a first fluid, a second inlet path for a second fluid, a merging portion that merges, in the thickness direction of a substrate, the first fluid and the second fluid, a first merged fluid channel in which both fluids merged in the merging portion flow along a top surface of the substrate, a flow direction altering portion that causes the flow direction of the fluid flowing through the first merged fluid channel to change from the top surface side of the substrate towards the back surface side thereof, and a second merged fluid channel for changing the flow direction of this fluid to flow to the downstream side so that the fluid flowing from the first merged fluid channel through the flow direction altering portion flows along the back surface of the substrate. | 06-07-2012 |
20120138266 | HEAT EXCHANGER - Disclosed is a heat exchanger that can more efficiently transfer heat between a heat-exchange fluid and an object with which heat is to be exchanged. A heat exchanger ( | 06-07-2012 |
20120234755 | FLOW CHANNEL STRUCTURE, AND MIXING METHOD, EXTRACTION METHOD, AND REACTION METHOD FOR FLUIDS - To promote mixture of fluids on a plurality of stages, flow channels include a plurality of merging portions which penetrate from a top surface to a back surface of a substrate. An end of each of the sub channels is disposed so as to overlap the main channel at each of positions separated along the direction in which the main channel extends, and each of the merging portions communicates the main channels and the ends of the sub channels with each other, thereby changing a flow direction of the second fluid flowing through the sub channels to the thickness direction of the substrate, and merges the second fluid with the first fluid flowing through the main channels. | 09-20-2012 |
20130118588 | FLUID TREATMENT METHOD - Provided is a fluid treatment method for treating fluid by use of a flow passage structure, comprising the steps of: circulating a mixed fluid formed by mutually-mixed plural types of fluid into a mixed fluid flow passage (mixed fluid circulation step); separating, in a separation space leading to the downstream side of the mixed fluid flow passage, the mixed fluid entered from the mixed fluid flow passage into a light fluid with a small specific gravity and a heavy fluid with a larger specific gravity than that of the light fluid in accordance with the difference in specific gravity, in which the separation space has a cross-sectional shape such that the light fluid and the heavy fluid are mutually separated in accordance with the difference in specific gravity; causing the heavy fluid to flow from the separation space to a heavy flow passage leading to an area where the heavy fluid is collected in the separation space; and causing the light fluid to flow from the separation space to a light flow passage leading to an area where the light fluid is collected in the separation space. | 05-16-2013 |
20130153071 | FLOW PASSAGE STRUCTURE - A flow passage structure having a plurality of flow passageways therein includes a first junction portion for joining a first fluid introduced into a first inlet path and a second fluid introduced into a second inlet path, a first joined fluid flow passage through which a fluid made by joining both the fluids flows, a branch portion for dividing the fluid flowing in the first joined fluid flow passage into two fluids, a first branch path through which one of the two divided fluids flows, and a second branch path through which the other flows, wherein a corresponding diameter of the first branch path and a corresponding diameter of the second branch path in each of the passageways are smaller than a corresponding diameter of the first joined fluid flow passage in the passageway. | 06-20-2013 |
20130192806 | MULTILAYER HEAT EXCHANGER AND HEAT EXCHANGE SYSTEM - In a multilayer heat exchanger of the present invention, a plurality of heat exchange units for performing heat exchange of a fluid fed from a plurality of compressors is stacked. Each of the heat exchange units has a structure that pluralities of flow passage plates and cooling plates are stacked. Concave grooves formed on surfaces are formed as flow passages of the fluid in the flow passage plates and cooling plates. The flow passage plates and cooling plates are made of metal, the flow passages are formed by chemical etching, and the stacked metal flow passage plates and cooling plates are bonded to each other by diffusion-bonding. Further, each of the heat exchange units is in one-to-one correspondence with each of the compressors. | 08-01-2013 |
20140008297 | SEPARATION METHOD AND SEPARATION DEVICE - A separation method performs steps continuously and leads a solvent in which a separation object component is dissolved and a remaining fluid out of settlers under a separated state. The method includes leading a light fluid with a smaller specific gravity within the fluid in which the specific component is dissolved at the dissolution step and the remaining fluid out of settlers through upper side leading paths, and leading a heavy fluid with a larger specific gravity within the fluid in which the specific component is dissolved and the remaining fluid out of the settlers through lower side leading paths. A flow rate of the light fluid is controlled such that the height position of an interface between the light fluid and the heavy fluid within the settlers is maintained between the height position of connection parts of the upper side leading paths and the height position of connection parts of the lower side leading paths to the settlers. | 01-09-2014 |
20140061131 | SEPARATION METHOD - A total solvent use amount is reduced while a final concentration of a specific element of a separation target in a target fluid is reliably decreased to a target value or less. In a separation method, a solvent greater than a theoretical amount of a solvent necessary for decreasing a concentration of a specific element in an extraction remaining liquid supplied from a second extraction stage as an immediately previous stage to the target value is supplied to a third micro channel of a third extraction stage as a final stage, an extraction liquid separated by a third settler of the third extraction stage as the final stage is distributed to a first extraction stage and the second extraction stage, and the extraction liquid distributed to a first micro channel of the first extraction stage and a second micro channel of the second extraction stage are used as solvent. | 03-06-2014 |
20140133262 | LIQUID MIXING METHOD AND DEVICE - Provided is a method of mixing first and second liquids having mutual solubility inside a mixing flow channel formed by a micro flow channel. This method includes: causing the first and second liquids to be joined to each other inside the mixing flow channel; and forming a slug flow, in which mixing subject cells ( | 05-15-2014 |
20140166137 | FLOW PASSAGE STRUCTURE AND FLOW PASSAGE STRUCTURE MANUFACTURING METHOD - A flow passage structure is provided with a fluid flow passage that includes a plurality of straight flow passages, a first return bend that connects the downstream end of the straight flow passage through which a fluid flows from a second end surface toward a first end surface among the plurality of straight flow passages to the upstream end of the straight flow passage which is disposed at the downstream side of the straight flow passage and is adjacent to the straight flow passage, and a second return bend that connects the downstream end of the straight flow passage through which the fluid flows from the first end surface toward the second end surface among the plurality of straight flow passages to the upstream end of the straight flow passage which is disposed at the downstream side of the straight flow passage and is adjacent to the straight flow passage. | 06-19-2014 |
20150314258 | REACTOR, REACTION METHOD, AND REACTION PRODUCT - A reactor and a reaction method are provided with which temperature changes due to a large amount of reaction heat generated immediately after confluence of raw material fluids can be suppressed. A reactor ( | 11-05-2015 |
Patent application number | Description | Published |
20120226344 | STENT GRAFTS - Provided is a stent graft that has superior prevention of endoleakage due to being resistant to creasing, and has superior prevention of graft migration as a result of promoting cell infiltration into gaps among microfibers in a dispersed state and forming an integrated structure with the cells in the landing zone of the stent. The stent graft according to the present invention is a stent graft comprising a stent graft fabric that has microfiber bundles consisting essentially of microfilaments having a filament linear density of 0.5 dtex or less, and said microfiber bundles having a total linear density of 10 to 60 dtex/120 to 3000 filaments, for the warp and/or weft, and in which the porosity of the microfiber bundles is 30% to 95%, wherein said stent graft has said stent graft fabric being located in at least 1 cm range from the central end. | 09-06-2012 |
20130230636 | MEDICAL MATERIAL FOR IN VIVO IMPLANTATION CONTAINING SOFTENING AGENT AND OR MOISTURIZING AGENT, METHOD FOR CONTROLLING CONTENT OF SOFTENING AGENT AND OR MOISTURIZING AGENT IN THE MEDICAL MATERIAL, AND METHOD FOR PRODUCING THE MEDICAL MATERIAL FOR IN VIVO IMPLANTATION - A medical material for in vivo implantation contains a bioabsorbable material containing a softening agent and/or a moisturizing agent and a non-bioabsorbable porous base material, in which the content of a softening agent and/or a moisturizing agent is controlled less than 20 wt %; a method for controlling this content; and a method for producing a medical material for in vivo implantation are provided. | 09-05-2013 |
20130230637 | MEDICAL MATERIAL FOR IN VIVO IMPLANTATION CONTAINING SOFTENING AGENT AND OR MOISTURIZING AGENT, METHOD FOR CONTROLLING CONTENT OF SOFTENING AGENT AND OR MOISTURIZING AGENT IN THE MEDICAL MATERIAL, AND METHOD FOR PRODUCING THE MEDICAL MATERIAL FOR IN VIVO IMPLANTATION - A medical material for in vivo implantation contains a bioabsorbable material containing a softening agent and/or a moisturizing agent and a non-bioabsorbable porous base material, in which the content of a softening agent and/or a moisturizing agent is controlled less than 20 wt %; a method for controlling this content; and a method for producing a medical material for in vivo implantation are provided. | 09-05-2013 |
20130230638 | MEDICAL MATERIAL FOR IN VIVO IMPLANTATION CONTAINING SOFTENING AGENT AND/OR MOISTURIZING AGENT, METHOD FOR CONTROLLING CONTENT OF SOFTENING AGENT AND/OR MOISTURIZING AGENT IN THE MEDICAL MATERIAL, AND METHOD FOR PRODUCING THE MEDICAL MATERIAL FOR IN VIVO IMPLANTATION - A medical material for in vivo implantation contains a bioabsorbable material containing a softening agent and/or a moisturizing agent and a non-bioabsorbable porous base material, in which the content of a softening agent and/or a moisturizing agent is controlled less than 20 wt %; a method for controlling this content; and a method for producing a medical material for in vivo implantation are provided. | 09-05-2013 |
20150224232 | MEDICAL MATERIAL FOR LONG-TERM IN VIVO IMPLANTATION USE WHICH IS MADE FROM ULTRAFINE FIBER - A medical material for in vivo implantation use, characterized in that a polyethylene terephthalate ultrafine fiber is provided in at least a part of the medical material, wherein the polyethylene terephthalate ultrafine fiber is produced by spinning a polyethylene terephthalate chip, which is produced using germanium or titanium oxide as a catalyst, by a direct spinning method and then stretching the spun product and has a single fiber fineness of 0.8 dtex or less. | 08-13-2015 |
Patent application number | Description | Published |
20090187116 | Method for harvesting bone marrow and its medical apparatus - Using a bended puncturing needle, a through hole from the greater trochanter of a long tubular bone to the bone marrow cavity is formed, the catheter | 07-23-2009 |
20090215009 | MEDICAL MATERIAL, ARTIFICIAL TOOTH ROOT, AND METHOD OF PRODUCING MEDICAL MATERIAL - [Problems] To provide a medical material having such a structure that enables even diffusion and distribution in the material of a sufficient amount a substance necessary for a medical treatment. | 08-27-2009 |
20100030105 | DOUBLE NEEDLE FOR MEDICAL TREATMENT, BONE PUNCTURE NEEDLE, AND BONE MARROW HARVESTING DEVICE - [Problems] To provide a double needle enabling easy centesis in bones and cortex and easy alignment of an inner needle with an outer needle in an angular direction and capable of transmitting torque when the inner needle and the outer needle are rotated simultaneously. | 02-04-2010 |
20120004673 | MEDICAL MATERIAL FOR IN VIVO IMPLANTATION CONTAINING SOFTENING AGENT AND/OR MOISTURIZING AGENT, METHOD FOR CONTROLLING CONTENT OF SOFTENING AGENT AND/OR MOISTURIZING AGENT IN THE MEDICAL MATERIAL, AND METHOD FOR PRODUCING THE MEDICAL MATERIAL FOR IN VIVO IMPLANTATION - Provided are a medical material for in vivo implantation which causes no retention of an exudates in the surroundings and yet shows a flexibility; a method for controlling the content of a softening agent and/or a moisturizing agent in the medical material; and a method for producing the medical material for in vivo implantation. When a hybrid medical material for in vivo implantation, which comprises a bioabsorbable material containing a softening agent and/or a moisturizing agent and a non-bioabsorbable porous base material, contains large amount of the softening agent and/or a moisturizing agent, retention of an exudates occurs in the surroundings of the medical material. It is found out that this phenomenon is a side effect of the softening agent and/or a moisturizing agent. To prevent this side effect, a medical material for in vivo implantation in which the content of a softening agent and/or a moisturizing agent is controlled less than 20 wt %; a method for controlling said content; and a method for producing a medical material for in vivo implantation are provided. | 01-05-2012 |
20140112972 | ANTI-ADHESION MEDICAL MATERIAL AND METHOD FOR PRODUCING SAME - Provided is an adhesion preventing medical material including a bioresorbable base material and a polyhydric alcohol or aqueous polyhydric alcohol solution, which contains the polyhydric alcohol, held in the bioresorbable base material. The bioresorbable base material includes a bioresorbable material, and has a swelling degree of 200 to 3,000 mass % and a water elution rate of not higher than 10 mass %. After immersed for 3 hours in water of 25° C. in an amount at least 50 times a total mass of the aqueous polyhydric alcohol solution or aqueous polyhydric alcohol solution and the bioresorbable base material, the polyhydric alcohol remains in an amount of not greater than 30 mass % of that of the polyhydric alcohol before the immersion. | 04-24-2014 |
20150173797 | FILLING MATERIAL FOR BONE DEFECT PART - To provide a filling material for a bone defect part, which reduces pain and any sense of discomfort and also promotes short-term bone repair. Provided is a filling material for a bone defect part, wherein the filling material is filled in a bone defect part formed between fracture sites in living bone and applies to the fracture site a pressing force in the direction in which the living bone extends from the defect part. Also provided is a filling material for a bone defect part where the filling material is laid in a predetermined length across the bone defect part and continuously applies the pressing force to the fracture site. | 06-25-2015 |
Patent application number | Description | Published |
20120118520 | METHOD FOR MANUFACTURING MICROFIBROUS CELLULOSE COMPOSITE SHEETS AND METHOD FOR MANUFACTURING MICROFIBROUS CELLULOSE COMPOSITE SHEET LAMINATE - The present invention provides a method for easily and efficiently manufacturing microfibrous cellulose composite sheets. The present invention is a method for manufacturing microfibrous cellulose composite sheets, including a preparation process in which a polymer emulsion is mixed with an aqueous suspension including microfibrous cellulose, thereby preparing a mixed fluid, a papermaking process in which the mixed fluid is dehydrated on a porous base material through filtration, and a sheet including moisture is formed, and a drying process in which the sheet including moisture is heated and dried. In addition, the present invention is a method for manufacturing a microfibrous cellulose composite sheet laminate, in which the microfibrous cellulose sheets are thermally compressed and thus laminated as they are or after being provided with a polymer layer on at least one surface thereof. | 05-17-2012 |
20130112361 | WIRE FOR PAPERMAKING OF MICROFIBROUS CELLULOSE-CONTAINING SHEET AND METHOD FOR PRODUCING MICROFIBROUS CELLULOSE-CONTAINING SHEET - A wire for papermaking of a microfibrous cellulose-containing sheet includes a base that has water permeability and a porous coating layer that is provided on at least one surface of the base, wherein the porous coating layer contains a porous pigment, an adhesive and a hydrophobizing agent. | 05-09-2013 |
20130264007 | PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE PREPREG SHEET, PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE SHEET, AND PROCESS FOR PRODUCTION OF FINELY FIBROUS CELLULOSE COMPOSITE LAMINATE SHEET - A method of producing a finely fibrous cellulose composite prepreg sheet, sheet or laminate sheet, the method including a mixing an emulsion of a reactive compound with an aqueous suspension containing a finely fibrous cellulose to prepare a mixed liquid dewatering the mixed liquid by filtration on a porous substrate to form a water-containing sheet; and heating and drying the water-containing sheet. A method of producing a finely fibrous cellulose composite sheet, the method including subjecting the finely fibrous cellulose composite prepreg sheet produced by the method described above to a curing treatment. | 10-10-2013 |
20130284387 | Cellulose Fiber Assembly and Method for Preparing the Same, Fibrillated Cellulose Fibers and Method for Preparing the Same, and Cellulose Fiber Composite - An object of the present invention is to provide a cellulose fiber assembly and a cellulose fiber composite, each having low coloration. The present invention is directed to a method for preparing a fibrillated cellulose fiber assembly, in which the cellulose fiber raw materials are subjected to a fibrillation treatment and a reduction treatment. The present invention provides a method for preparing a cellulose fiber assembly, comprising a fibrillation step of fibrillating cellulose fiber raw materials to obtain fibrillated cellulose fibers, an assembly preparation step of obtaining a cellulose fiber assembly using the fibrillated cellulose fibers, and a step of carrying out a reduction treatment. Further, the present invention provides a cellulose fiber composite comprising the prepared cellulose fiber assembly and a matrix material. | 10-31-2013 |
20130338250 | CELLULOSE FIBERS AND PROCESS FOR PRODUCING THE SAME, CELLULOSE FIBER ASSEMBLY, AND CELLULOSE-FIBER COMPOSITE MATERIAL - The present invention relates to cellulose fibers wherein a part of the hydroxyl groups of the cellulose have been substituted with at least one of a carboxy group and formyl group of 0.1 mmol/g or larger based on the weight of the cellulose fibers, and have been further substituted with a chemical modification group other than the carboxy and formyl groups. | 12-19-2013 |
20150079866 | METHOD OF PRODUCING FINE FIBER, AND FINE FIBER, NON-WOVEN FABRIC, AND FINE FIBROUS CELLULOSE - A method of producing a fine fiber, including treating a cellulose raw material with an enzyme; and fibrillating the treated cellulose raw material; treating with the enzyme under a condition where at least a ratio of endo-glucanase activity to cellobiohydrolase activity that is 0.06 or greater. The cellulose raw material may be a plant fiber. The method efficiently produces a fine fiber from a cellulose raw material at low cost and with a low environmental burden, a fine fiber, and a non-woven fabric. | 03-19-2015 |
20150122430 | METHOD FOR PRODUCING FINE FIBERS AND SHEET CONTAINING FINE FIBERS - The object of the present invention is to provide a method for producing fine fibers and a sheet containing fine fibers, whereby fiber refinement (fibrillating) of a fiber material is facilitated, freeness and dehydration performance of slurry containing fine fibers obtained after fiber refinement (fibrillating) is favorable and resistance to yellowing of the fine fibers is improved. The present invention provides a method for producing fine fibers, comprising at least the steps of: (a) introducing electrostatic and/or steric functional substituents into a fiber material to obtain substituent-introduced fibers; (b) subjecting the substituent-introduced fibers to mechanical treatment; and (c) eliminating some or all of introduced substituents from the substituent-introduced fine fibers obtained in step (b) to obtain fine fibers from which substituents have been eliminated. | 05-07-2015 |
20150225552 | RUBBER MODIFIER, RUBBER MODIFIER DISPERSION, AND RUBBER COMPOSITION - The present invention provides a rubber modifier capable of exhibiting good dispersibility in a dispersion thereof and excellent in a rubber-modifying effect such as rubber-reinforcing effect or the likes. The invention relates to a rubber modifier comprising cellulose fibers, in which the number of the cellulose fibers having a fiber length of 450 nm or less, relative to the number of all the cellulose fibers therein, is 50% or more, to a rubber modifier dispersion comprising the rubber modifier and a dispersion medium, and to a rubber composition comprising the rubber modifier and a rubber component. | 08-13-2015 |