Class / Patent application number | Description | Number of patent applications / Date published |
285055000 | Lined | 38 |
20090001712 | PIPE FITTING ARRANGEMENT AND METHOD FOR FORMING THE SAME - A pipe fitting arrangement in at least one embodiment comprises a pipe, a housing defining at one end an opening for insertion of an end of the pipe, a metallic grip ring and a sealing ring downstream the grip ring in the insertion direction of the pipe, the location of both the grip ring and the sealing ring between the housing and the pipe being defined by the housing, wherein the grip ring is provided with a first amount of first internal teeth directed toward the pipe in a first direction with a first inclination in the pipe insertion direction for engagement with the pipe, and with a second amount of second external teeth directed towards the housing in a second direction with a second inclination away from the pipe insertion direction for engagement with the housing. Further disclosed herein is a method for forming such a pipe fitting arrangement. | 01-01-2009 |
20090033087 | THREADED CONNECTIONS WITH HIGH AND LOW FRICTION COATINGS - A threaded metallic joint has the thread surface of pin ( | 02-05-2009 |
20090102185 | Device for sealing untight couplings and press connections | 04-23-2009 |
20090115186 | DELIVERY PIPE FOR TRANSPORTING SOLID MATERIAL - A delivery pipe ( | 05-07-2009 |
20090127848 | FLANGE FITTING WITH LEAK SENSOR PORT - A leak detection feature for a fluid conduit is provided. The leak detection feature facilitates the monitoring of fluid leaks at the interface of two adjoining conduit flange fittings. An embodiment of a flange fitting with a leak detection feature for a fluid conduit having an opening is disclosed herein. The flange fitting includes a flange body around the opening of the fluid conduit, a leak detection passageway formed in the flange body, and a leak detection port formed in the flange body. The flange body has a sealing face surface configured to mate with a cooperating flange fitting, and the leak detection passageway terminates at the sealing face surface. The leak detection port is in fluid communication with the leak detection passageway, and the leak detection port is configured for fluid communication with a leak sensing apparatus. | 05-21-2009 |
20090167016 | HIGH PRESSURE PIPE LINER COUPLING ASSEMBLY AND METHOD - A liner assembly including a first ring member, a second ring member, a corrosion barrier ring, a first liner and a second liner. The first ring member has a body member with a first end and a second end. The first end has a first flange and a second flange extending therefrom. The first flange and the second flange define a space therebetween. The second ring member has an extended body member having a first end and a second end. The second end has a first flange and a second flange extending therefrom. The first flange and the second flange define a space therebetween. The corrosion barrier ring is disposed between and cooperates with the first end of the first ring member and the second end of the second ring member. The first liner is configured to be secured in the space formed between the first flange and the second flange of the first ring member. The second liner is configured to be secured in the space formed between the first flange and the second flange of the second ring member. | 07-02-2009 |
20090295146 | PIPE COUPLING ASSEMBLY AND METHOD FOR LINED AND UNLINED PIPE - A coupling assembly includes a first pipe having a threaded portion and a non-threaded portion and a second pipe having a threaded and non-threaded portion. The non-threaded portion of each of the pipes is located at a free end of the first pipe and the second pipe. The coupling assembly also includes a coupling member for fixedly connecting the first pipe and the second pipe. The coupling member includes a first threaded inlet for receiving the first pipe, a second threaded inlet for receiving the second pipe and a non-threaded portion extending between the first inlet and the second inlet. The non-threaded portion of the coupling member includes an annular recess. A cross-section of the annular recess includes a vertical leg, a first angled leg extending from the vertical leg, a horizontal leg extending from the first angled leg, a second angled leg extending from the horizontal leg and a third angled leg extending from the second angled leg to the first threaded inlet of the coupling member. | 12-03-2009 |
20090302599 | PIPE FITTING - The pipe fitting comprises a plastic body ( | 12-10-2009 |
20100032941 | Assembly for Joining Metallic Pipes Provided with Inner Plastic Liner - A pipe flange apparatus includes a first pipe flange having a frontal face surrounding a central bore passing through the flange, the face comprising an internal flange recess extending into the flange and surrounding the bore, and a groove extending into the flange and surrounding the internal flange recess, wherein the internal flange recess comprises a textured surface at least partially surrounding the bore. Some such apparatus may also have an internal flange having first and second portions surrounding a bore extending through the internal flange, wherein the first portion is positioned at least partially within the internal flange recess of the first pipe flange and in contact with the textured surface of the first pipe flange. In at least some embodiments the second portion extends into the bore, and a first sealing ring positioned at least partially within the groove surrounding the internal flange recess. Some such apparatus may also have a second pipe flange similar to the first pipe flange in regard to the internal flange recess and a second internal flange similar to the first internal flange. | 02-11-2010 |
20100059986 | THREADED JOINT FOR STEEL TUBES - A pin-box type threaded joint for steel tubes having a contact surface ( | 03-11-2010 |
20100090459 | QUICK ACTUATING FITTING FOR CORRUGATED STAINLESS STEEL TUBING - A fitting ( | 04-15-2010 |
20100207380 | WELDED JOINT FOR LINED PIPE AND COMPONENTS THEREOF - A welded joint of a lined pipeline has a main pipe and an extension piece having a generally tubular shape, an inner wall and an annular weld connecting the extension piece to the main pipe. A liner extends through the main pipe and partially into the extension piece. A compression ring includes a flange and a compression portion. The compression portion engages the liner internally and compresses the liner radially outwardly against the extension piece so that the liner is sealed with the compression ring. | 08-19-2010 |
20110133446 | Packing - Provided is a packing used for a screwless coupling used for coupling two tubes such as electrical wire tubes to be coupled with each other, which is capable of exerting a water-proof effect and making fitting of the packing as easy as possible. A packing ( | 06-09-2011 |
20110156384 | Pipe With Reinforced Female End - The present invention relates to a length of pipe with a female end that is reinforced by a band of reinforcing material that extends around the female end. When the pipe and a similar adjacent pipe are threadably connected, the reinforcement material reinforces the female end against failure due to hoop stresses and/or lateral stresses. In this regard, the reinforcing material is any material with a higher resistance to hoop stresses and/or lateral stresses than the material from which the pipe is made. The present invention is also directed to manufacturing processes for manufacturing the pipe of the present invention. | 06-30-2011 |
20110260443 | CORROSION MANAGEMENT SYSTEMS FOR CONTROLLING, ELIMINATING AND/OR MANAGING CORROSION - The present invention generally relates to corrosion management systems designed to deliver corrosion protection and/or the management of corrosion to a connector, a connection, a welded joint, or some other type of interface (e.g., a valve joint used to join to portions of piping). In another embodiment, the present invention relates to systems designed to deliver at least one form of corrosion, UV, salt spray, and/or fire damage protection, mitigation and/or the management to a connector, a connection, a welded joint, or some other type of interface (e.g., a flange used to join to portions of piping). | 10-27-2011 |
20120119484 | SYSTEM AND METHOD FOR COUPLING PIPES - A system and method for coupling pipes. The system includes at least one tubular sleeve positionable in at least one of the pair of pipes and a compression ring. Each of the tubular sleeves has a ring end. The compression ring is positionable in the coupling and has having a ring shoulder positionable adjacent a ring end of the at least one tubular sleeve for selective engagement therewith such that, as fluid passes through the compression ring and the at least one tubular sleeve, fluid is selectively releaseable therebetween. | 05-17-2012 |
20120193908 | INTERNALLY LINED PIPE CONNECTIONS AND RELATED METHODS OF MAKEUP - A threaded connection includes a first pipe having an internal liner and a first pin end on a distal end thereof, the first pin end comprising a first annular seal permanently affixed therein, a second pipe having an internal liner and a second pin end on a distal end thereof, the second pin end comprising a second annular seal permanently affixed therein, a coupling having a first and second box end. The first pin end and the first box end, and the second pin end and the second box end are threadedly are threadedly engaged and a mating surface of the first annular seal is configured to contact a mating surface of the second annular seal and provide a continuous internal seal along an axial length of the threaded connection. | 08-02-2012 |
20120280488 | Part for connecting pipes including an internal liner, a covering method, and a method of assembly - A method of covering the inside surface of a steel connection part having an empty inside volume ( | 11-08-2012 |
20130033033 | PIPELINE LINER NON-FLANGE CONNECTION - This invention relates to a non-flange connector capable of fitting around a plastic liner and connecting two sections of pipe without the need for flanges. | 02-07-2013 |
20130207378 | BALL JOINT FOR PIPE CONNECTION, AND PIPE CONNECTION - A ball joint ( | 08-15-2013 |
20130249208 | METHOD AND APPARATUS FOR REPAIRING A PIPE JUNCTION - An assembly and method of sealing a junction of a pipe and a second structure are provided. The assembly includes a pipe liner having a tubular portion and a brim portion, and a mechanical anchor adapted to secure the brim portion of the pipe liner to the second structure. The assembly may further include a compression gasket for placement between the pipe liner and the pipe or second structure. The compression gasket may comprise a hydrophilic material, a hydrophobic material, or a compressible material. The methods of using the assembly include, but are not limited to, the use of a cured-in-place pipe liner. | 09-26-2013 |
20130264816 | PIPE CONNECTION SYSTEM AND METHOD FOR PRODUCING A PIPE CONNECTION SYSTEM OF THIS TYPE - A pipe connection system and method of forming the pipe connection system. The pipe connection system includes at least one tubular conducting element including an inner pipe and an outer casing and at least one coupling element including an inner component and a coating. The at least one tubular conducting element and the at least one coupling element respectively include plastic and are connected to one another. Further, the coating is welded to the outer casing and the inner pipe is welded to the inner component. | 10-10-2013 |
20130285368 | TUBE END CONNECTOR AND ZEOLITE SEPARATION MEMBRANE ELEMENT - Tube end connector which connects a first tubular member and a second tubular member while securing sealing performance is provided. The tube end connector according to the present invention is provided with a heat-shrinkable Teflon® tube | 10-31-2013 |
20140103638 | WELDED CONNECTIONS OF LINED PIPE - A connection of two pipes each including a liner. Liner sections connected to the liners are sections joined together forming a joint of the liner sections. An electrofusion coupling may overlie the joint of the liner sections and be used to fuse the joint. A collar may be positioned to overlie the joint of the liner sections. A bushing may be positioned between the joint of the liner sections and the collar. Hubs may be connected to the ends of the pipes. The liner sections and hubs may include corresponding structure which resists movement of the liner sections away from the joint of the liner sections. A connection of two pipes each including a liner may be formed according to disclosed methods. | 04-17-2014 |
20140252757 | JOINT LOCK RING SYSTEM FOR LINED PIPES - A joint ring, system for lined pipes includes a first pipe and a second pipe joined end-to-end, each pipe having an interior lining covering substantially all of an interior wall of the respective pipe. A first ring is disposed within and substantially flush with the joined end of the first pipe, and a second ring is disposed within and substantially flush with the joined end of the second pipe. The first ring is configured to create a first circumferential pressure seal against the interior wall of the first pipe, and the second ring is configured to create a second circumferential pressure seal against the interior wall of the second pipe. At least one of the first ring and the second ring is configured to create a pipe joint pressure seal against the other ring. | 09-11-2014 |
20140284914 | PIPE WELD COATING GUARD - A pipe shield for providing a portable onsite protection system for weld coating material applied over and extending from a pipe joint weld line on a pipe. The pipe shield is a split sleeve that is positioned and held in annular spaced relation on the pipe protecting the weld coating from extraneous debris and contact during the required cure time. | 09-25-2014 |
20140300098 | Polymeric Device to protect Pipe Coupling - A polymeric device for protection of the connecting pipe coupling contains a stepped bushing having a medium part with an increased diameter and two lateral parts with a smaller outside diameters, which is installed between end faces of pipes with a conic thread, and connected by means of a coupling and having sealing rings made of an elastomer, which are on parts of the bushing with the small diameter. The device has an additional stepped bushing, and the first stepped bushing has a constant outside diameter and two parts with small and large internal diameters, and the second stepped bushing has a constant internal diameter and two parts with small and large diameters. | 10-09-2014 |
20140306445 | PIPELINE UNIT - An assembly of two pipeline units ( | 10-16-2014 |
20140333061 | Flush Fitting Pipe Lining System - A liner assembly includes a first ring member, a second ring member, a corrosion barrier ring, a first liner, and a second liner. The first ring member includes a body member having a first end and a second end. The first end has a flange extending substantially perpendicularly therefrom. The second ring member includes a body member having a first end and a second end. The second end has a flange extending substantially perpendicularly therefrom. The body member of the first ring member extends along a face of the first liner a first distance beyond an inner diameter of the first liner. The body member of the second ring member extends along a face of the second liner a second distance beyond an inner diameter of the second liner. | 11-13-2014 |
20140361529 | PIPELINE EXPANSION LOOP PROTECTOR - An apparatus, kit and for permitting an underground pipeline to expand. The apparatus comprises a sheet of material extending between first and second sides and first and second ends. The sheet of material has a plurality of slots extending from each of the first and second sides towards each other. The kit comprises a front compressible body having a shape corresponding to an outside radius of a pipe elbow and the sheet of material wherein the sheet has a length and width sufficient to be wrapped into a u-shape member extending around the compressible material and the pipe elbow. The compressible material is formed of foam. The method comprises providing the front compressible body proximate to an outside bend in a pipe elbow and wrapping the sheet of material thereabout with the front compressible body and pipe elbow therein. | 12-11-2014 |
20150308607 | CERAMIC-BACKED ELBOW - A ceramic-backed elbow featuring an extended chamber which alters the flow of fluent through the elbow section. This chamber is lined with a ceramic material and ceramic tiles to increase the durability and wear-resistance of the elbow. The remainder of the elbow is similarly coated with a ceramic mixture for similar wear-resistance. The elbow could be placed into a coating pan upon the tiles being adhered to the elbow, and the entire elbow may be coated with an abrasive-resistant coating. A thin metal skin may then be applied over the entire surface of the coating. | 10-29-2015 |
20150323111 | GROOVED AND EXTERNALLY REINFORCED PIPE END - A reinforced pipe end system and method of making the system is provided. The system comprises a section of plastic pipe with at least one groove around an end portion; and a metal pipe end sleeve having an inner diameter less than an outer diameter of the plastic pipe and having at least one protrusion on an interior surface configured to mate with at least one groove when the metal pipe is pressed onto the end portion of the plastic pipe. | 11-12-2015 |
20160066520 | IRRIGATION PIPE AND METHOD OF FABRICATION - An irrigation pipe and method of fabrication that utilizes a pipe that is made of a durable material, e.g., stainless steel or aluminum. During fabrication, the pipe is equipped with a plurality of components, i.e., a flange assembly, a truss mount, and an outlet, without drilling, welding, or the like. In this manner, a method of fabrication is provided that enables a plurality of components to be assembled to the pipe without compromising the integrity of the pipe material or treated surface so that galvanizing or painting is not required after the plurality of components have been fitted to the pipe. | 03-10-2016 |
20160084423 | Fire Hose Girdle - A girdle for a hose coupling has two halves. Each half has a rounded outer surface and a hollow cylindrical center portion configured to house a hose coupling. The center portion of the girdle has stepped shoulders on each end that engage with the hose coupling to maintain the position of the girdle over the hose coupling. The two halves of the girdle are joined around the hose coupling by one or more fasteners to form a prolate spheroid. | 03-24-2016 |
20160153598 | CONNECTOR FOR FLEXIBLE DUCT | 06-02-2016 |
20160195206 | CONDUIT END WITH DEMARCATION | 07-07-2016 |
20160201841 | TUBE NUT ASSEMBLY | 07-14-2016 |
20170232649 | FLUSH FIELD JOINT | 08-17-2017 |