Patent application number | Description | Published |
20100273916 | ADMIXTURE FOR HYDRAULIC BINDER - A method includes adding at least one copolymer or a salt thereof acting as a plasticizer, blocking agent, or both a plasticizer and a blocking agent, to a calcium sulphate-based hydraulic binder. The copolymer includes an acrylic acid or a poly(oxy)alkylene copolymer. | 10-28-2010 |
20110086947 | ADMIXTURE FOR A HYDRAULIC BINDER - A method of using an admixture in hydraulic binders, in particular in plaster-based or anhydrous calcium sulphate-based compounds, the admixture being an acrylic polymer with controlled end chains. | 04-14-2011 |
20120016059 | WATER-REDUCING AGENT FOR HYDRAULIC BINDERS - A method includes using copolymers including at least polyoxyalkylenated monomer units and at least phosphorus-comprising monomer units as water-reducing agent in hydraulic binders. | 01-19-2012 |
20120095134 | VISCOSITY-REDUCING SUPER-PLASTICISING COPOLYMERS - The invention mainly relates to the use of a (co)polymer having a main chain essentially consisting of (meth)acrylic units and polyoxyalkylated side-chains containing statistically-distributed hydrophobic units as an adjuvant for lowering the viscosity of hydraulic compositions. | 04-19-2012 |
20120129981 | FLUIDIZING MIX FOR A COMPOSITION WITH A BASE OF HYDRAULIC BINDER - A hydraulic composition includes at least one hydraulic binder; at least one first water-reducing additive including at least one phosphonic amino-alkylene group; at least one second water-reducing additive including at least one polymer with a comb structure, the concentration by weight of dry extract of the second additive being from 25% to 100% of the concentration by weight of dry extract of the first additive. | 05-24-2012 |
20130035417 | PROCESS TO INERT NON-SWELLING CLAYS - A process to inert non-swelling clays in at least one mineral component intended for the preparation of a hydraulic composition, including the addition, to the hydraulic composition, to the mineral component or to one of the other constituents of the hydraulic composition, of an organic molecule having a cationic charge density strictly less than 0.5 meq/g and including at least two atoms each being capable of forming at least one hydrogen bond. | 02-07-2013 |
20130041073 | PLASTICIZING MIXTURE FOR A HYDRAULIC COMPOSITION - A mixture for a hydraulic composition, including an inerting agent for at least partially neutralizing the harmful effects of impurities in a hydraulic composition on the workability of the hydraulic composition; a first superplasticizer different from the inerting agent; and a second superplasticizer different from the first superplasticizer and the inerting agent and having a maximum plasticizing action at 20° C. developing after the peak of the plasticizing action at 20° C. of the first superplasticizer. | 02-14-2013 |
20140323614 | PLASTICIZING MIXTURE FOR A HYDRAULIC COMPOSITION - A mixture for a hydraulic composition, including an inerting agent for at least partially neutralizing the harmful effects of impurities in a hydraulic composition on the workability of the hydraulic composition; a first superplasticizer different from the inerting agent; and a second superplasticizer different from the first superplasticizer and the inerting agent and having a maximum plasticizing action at 20° C. developing after the peak of the plasticizing action at 20° C. of the first superplasticizer. | 10-30-2014 |
Patent application number | Description | Published |
20090038849 | Communication Connections for Wired Drill Pipe Joints - A drill pipe includes a pin end connector, a box end connector, a first communication connector and a second communication connector. The pin end connector includes a first region to form a threaded connection to join sections of the drill pipe together, and the first region includes at least one thread that begins at one end of the first region and ends at the other end of the first region. The box end connector receives the pin end connector, and the box end connector includes a second region to mate with the first region to form the threaded connection. The first communication connector is attached to the pin end connector and is located in the first region; and the second communication connector is attached to the box end connector and located in the second region to form a communication connection with the first communication connector. | 02-12-2009 |
20090166087 | COMMUNICATION CONNECTIONS FOR WIRED DRILL PIPE JOINTS FOR PROVIDING MULTIPLE COMMUNICATION PATHS - A drill pipe includes a pin end connector, a box end connector, a first communication connector having a plurality of first communication contacts and a second communication connector having a plurality of second communication contacts. The pin end connector is received by the box end connector to join sections of a drill pipe together. When the drill pipe sections are joined by the pin end and box end connectors, a plurality of isolated communication connections is formed between the first communication contacts and the second communication contacts. | 07-02-2009 |
20100264650 | Communication Connections for Wired Drill Pipe Joints - A drill pipe includes a pin end connector, a box end connector, a first communication connector and a second communication connector. The pin end connector includes a first region to form a threaded connection to join sections of the drill pipe together, and the first region includes at least one thread that begins at one end of the first region and ends at the other end of the first region. The box end connector receives the pin end connector, and the box end connector includes a second region to mate with the first region to form the threaded connection. The first communication connector is attached to the pin end connector and is located in the first region; and the second communication connector is attached to the box end connector and located in the second region to form a communication connection with the first communication connector. | 10-21-2010 |
20110232767 | MULTI-FUNCTION UNIT FOR THE OFFSHORE TRANSFER OF HYDROCARBONS - A hydrocarbon transfer arrangement for transfer of fluids between an offshore unit and a carrier which are placed in an offloading configuration, includes at least one transfer hose and a gas return hose, wherein the end of the at least one transfer hose is connected to a floating multi-function unit allowing for the transport of the transfer hose between the offshore unit and the carrier, wherein the floating multi-function unit can be lifted out of the water and can be held in a fixed position above water-level and is provided with connection elements for making a fluid connection between the transfer hose end and a manifold of the carrier and with emergency disconnect elements for the at least one transfer hose, placed at a distance from the connection elements. | 09-29-2011 |
20140027008 | MULTI-FUNCTION UNIT FOR THE OFFSHORE TRANSFER OF HYDROCARBONS - A hydrocarbon transfer arrangement for transfer of fluids between an offshore unit and a carrier which are placed in an offloading configuration, includes at least one transfer hose and a gas return hose, wherein the end of the at least one transfer hose is connected to a floating multi-function unit allowing for the transport of the transfer hose between the offshore unit and the carrier, wherein the floating multi-function unit can be lifted out of the water and can be held in a fixed position above water-level and is provided with connection elements for making a fluid connection between the transfer hose end and a manifold of the carrier and with emergency disconnect elements for the at least one transfer hose, placed at a distance from the connection elements. | 01-30-2014 |
20140090750 | MULTI-FUNCTION UNIT FOR THE OFFSHORE TRANSFER OF HYDROCARBONS - A hydrocarbon transfer arrangement for transfer of fluids between an offshore unit and a carrier which are placed in an offloading configuration, includes at least one transfer hose and a gas return hose, wherein the end of the at least one transfer hose is connected to a floating multi-function unit allowing for the transport of the transfer hose between the offshore unit and the carrier, wherein the floating multi-function unit can be lifted out of the water and can be held in a fixed position above water-level and is provided with connection elements for making a fluid connection between the transfer hose end and a manifold of the carrier and with emergency disconnect elements for the at least one transfer hose, placed at a distance from the connection elements. | 04-03-2014 |
Patent application number | Description | Published |
20110015387 | METHOD FOR THE DEPOLYMERIZATION OF CELLULOSE - A process for the depolymerization of cellulose, in which a solution of cellulose in an ionic liquid is brought into contact with a solid acid as catalyst, is claimed. The cellulose can be depolymerized within a short reaction time to form a low molecular weight or oligomeric reaction mixture having a narrow molecular weight distribution (low polydispersity, d, defined as ratio of P | 01-20-2011 |
20130239955 | METHOD FOR THE ACID-CATALYZED DEPOLYMERIZATION OF CELLULOSE - A method for the acid-catalyzed depolymerization of cellulose comprises a mechanical treatment of cellulose in the presence of an inorganic and/or organic acid. The catalytic conversion of cellulose into water-soluble products is virtually completely achieved in that celluoligomers, cellubiose, glucose and glycerol are obtained without significant byproduction. | 09-19-2013 |
20140364599 | METHOD FOR ACID CATALYZED OLIGOMERISATION OF MONOSACCHARIDES OR DISACCHARIDES - A method is disclosed for the acid-catalyzed oligomerization of monosaccharides and/or disaccharides in which monosaccharides or disaccharides are subjected to a mechanical treatment in the presence of an inorganic and/or organic acid. During said process, a catalytic conversion of the monosaccharides or disaccharides takes place. | 12-11-2014 |
20150274618 | METHOD FOR OBTAINING SUGAR ALCOHOLS HAVING FIVE TO SIX CARBON ATOMS - The present invention relates to a method for obtaining a high yield of sugar alcohols containing five to six carbon atoms from cellulose-containing materials. In a first step the starting materials (for example microcrystalline cellulose, alpha-cellulose, wood and cellulose-containing residues, such as sugar cane bagasse or wood shavings) and an acid are brought into close contact with the substrates by a impregnation carried out in the liquid or gaseous phase. In addition, in a second step the starting materials impregnated with acid and preferably dried are brought into contact by the action of mechanical energy, such that the cellulose-containing materials are degraded into water-soluble products. Subsequently, in a third step, sugar alcohols having five to six carbon atoms are obtained in a high yield and in high selectivity from the water-soluble products in aqueous solution by hydrolytic hydrogenation by means of a metal-containing catalyst under hydrogen pressure. | 10-01-2015 |
20150315483 | PROCESS FOR CONVERTING PHENOLIC COMPOUNDS INTO AROMATIC HYDROCARBONS - The present invention discloses a process for the conversion of phenolics into aromatic hydrocarbons. In more detail, the present invention refers to a process for the selective hydrodeoxygenation of phenolic feeds into aromatic hydrocarbons, such as benzene, toluene, alkylbenzenes and others. The selective catalytic hydrodeoxygenation is performed in absence of external supply of molecular hydrogen. | 11-05-2015 |
20160024227 | METHOD FOR BREAKING DOWN LIGNOCELLULOSIC BIOMASS - The present invention relates to a method for breaking down lignocellulose biomass. In said method, acid-impregnated lignocellulose biomass, e.g., beech wood, pine wood or sugarcane bagasse, is subjected to a mechanical treatment and the obtained break-down residues are fed to a process of separation into water-soluble and water-insoluble components. | 01-28-2016 |
Patent application number | Description | Published |
20110199016 | DYNAMIC APPLICATION OF CUT-OUT PULSES IN ALTERNATING CURRENT POWER - A controller device and corresponding method for modifying an AC input power to provide a reduced power AC output power to a load when coupled to the controller device. The AC output power has a series of cut-out pulses in half cycles of the AC output power waveform. The device includes a switching system having a plurality of switching elements for positioning the series of cut-out pulses in the half cycles of a waveform of the AC input power to result in said reduced power AC output power; and a switch control system for coordinating opening and closing of the plurality of switching elements during positioning of the series of cut-out pulses. The switch control system includes a synchronization system for synchronizing the switching system with timing of said half cycles of the AC input power waveform; wherein the series of cut-out pulses includes at least two cut-out pulses having different durations and different positioning in said half cycles. | 08-18-2011 |
20110199068 | MICROPROCESSOR CONTROLLED VARIATION IN CUT-OUT PULSE APPLICATION IN ALTERNATING CURRENT POWER - A microprocessor operated controller device and associated method for modifying an AC input power to provide a reduced power AC output power to a load when coupled to the controller device. The AC output power has a series of cut-out pulses in each half cycle of the AC output power waveform. The device includes a switching system having a plurality of switching elements for positioning the series of cut-out pulses in each half cycle of a waveform of the AC input power to result in said reduced power AC output power and a switch control system for coordinating opening and closing of the plurality of switching elements during positioning of the series of cut-out pulses. The switch control system includes a synchronization system for synchronizing the switching system with timing of each half cycle of the AC input power waveform. The device also includes a digital processor for selecting a predefined pattern of the series of cut-out pulses from a plurality of predefined patterns of cut-out pulses, such that at least two patterns of the plurality of predefined patterns of cut-out pulses have different combinations of parameter definitions including number of cut-out pulses per half cycle and positioning of the pulses per half cycle. | 08-18-2011 |
20110218751 | DYNAMIC SYNCHRONIZATION SYSTEM AND METHODS - A method and system for continuously predicting an input line power waveform frequency of alternating current having maximum and minimum values, and a reference value located therebetween by specifying an outer window defining a sense point of the waveform between lower and upper limits of the outer window, the sense point being located away from the reference value and having a corresponding predicted sense point time; providing an inner window having an inner time interval less than an outer time interval corresponding to time between the lower and upper limits; positioning the inner window at the predicted sense point time; identifying an actual sense point time of a measured inner sense point value and excluding one or more identified actual outer sense point values being both outside of the inner time interval and within the outer time interval; and calculating the frequency of a future cycle of the waveform. | 09-08-2011 |
20140286065 | ELECTRONIC SINE WAVE TRANSFORMER - There is provided an electronic sine wave transformer circuit configuration for transferring power from a source to a load using magnetic storage coupling, the circuit comprising: an input node adapted to receive an input alternating current power source having an input voltage operating at an input frequency in a Hertz range; the magnetic storage coupling unit comprising: a first set of windings coupled to a first switch, the first switch for receiving an input charging current associated with the input voltage; a second set of windings located in series or opposing connection with the first set of windings with a common magnetic path; a second switch connected at one end between the first and second set of windings and at another end to a common ground, the first and second switches having a switching frequency in a kilohertz range and switching between on and off in alternating modes; and an output node connected to the second set of windings, the output node adapted to provide an output AC power having a frequency of the input frequency to the load, the output power having an output voltage with an amplitude based on the input voltage and a voltage constant. | 09-25-2014 |