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A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
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| Number | Title | Issue Date |
| 8137599 | Method for conduit expansion Disclosed is a conduit expansion method, including: inserting a liner conduit formed from a polyvinyl chloride material at least partially within a host conduit; circulating fluid within an inner area of the liner conduit; and injecting fluid into the inner area of ... | 03/20/2012 |
| 8083975 | Exhaust and/or condensate port for cured in place liners and installation methods and apparatus A process for porting air inflated flexible resin impregnated cured in place liner by pulling without loss of pressure is provided. A selectively openable bulkhead fitting is installed at the pull-in end. The filling may be installed in the end of a pull-in liner; o... | 12/27/2011 |
| 8038913 | Installation of cured in place liners with dual gland air inversion and steam cure apparatus Installation of a flexible cured in place liner by inverting the liner with air and curing the liner with steam introduced through a perforated lay flat hose without deflating the liner between the inversion and cure. The installation is performed with an apparatus ... | 10/18/2011 |
| 7981331 | Salvage coating applicator and process A method for repairing a wear-induced void associated with a surface of a component including applying a heat-cured ceramic material to the wear-induced void, wherein the heat-cured ceramic material is configured to substantially fill the wear-induced void and provi... | 07/19/2011 |
| 7628943 | Portable pipe repair system with electrically heated positioning member A method and device is disclosed for inserting a flexible, inflatable and electrically heatable bladder conveying and installing a thermally responsive repair material into the interior of a pipe. The device is portable and can be used to repair pipe accessible from... | 12/08/2009 |
| 7476348 | Liner installation in pipes Apparatus and a method for installing a tubular liner in a pipe, as in repair of underground sewer piping. A feeder is of flexible material, which may be similar to that of which the tubular liner is made, and is connected to an end of the tubular liner. The feeder ... | 01/13/2009 |
| 7363690 | Method and apparatus for forming a mono-diameter wellbore casing A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation ... | 04/29/2008 |
| 7360559 | Steam cure of cured in place liner A process for lining an existing pipeline or conduit with a flexible resin impregnated cured in place liner by pulling in the liner and inflating an eversion bladder with air and curing the liner with flow-through steam without loss of pressure is provided. The blad... | 04/22/2008 |
| 7311121 | Lateral pipe lining material and lateral pipe lining method A lateral pipe lining material comprises a tubular resin absorbing material impregnated with a setting resin, which has a flange at one end thereof and whose outer surface is coated with a highly airtight film. A sealing tube is detachably attached to the outer circ... | 12/25/2007 |
| 7172552 | Catheter introducer system for exploration of body cavities A self propelling catheter introducer system for exploring a body cavity is disclosed which includes a flexible tubular catheter, an everting tube and a steering section located near the distal end of the catheter that is introduced in a body cavity. The steering se... | 02/06/2007 |
| 7114751 | Composite liner for oilfield tubular goods A composite lined tube is disclosed having end couplings. The tube includes a resin impregnated fiber preform pressed progressively along an inner wall of the tube. The tube may further include an inflatable bladder inserted into the tube. The bladder is adapted to ... | 10/03/2006 |
| 7052567 | Inflatable heating device for in-situ repair of conduit and method for repairing conduit The apparatus of the present invention is generally characterized by a heating/inflation module having pressurizable interior and an attached heat curable pre-preg. In particular, an elastomeric, seamless composite is provided that includes a heating element dispose... | 05/30/2006 |
| 7025580 | Method and apparatus for lining a conduit Method and apparatus for installing a liner material into a host conduit such as, e.g., a sewer pipe, hydrocarbon pipeline, gas line, water line, industrial chemical pipe, or a saltwater line. The liner material may include a compression liner and/or a preliner that... | 04/11/2006 |
| 7000643 | Bladder system for conduit expansion Disclosed is a bladder system for use in conjunction with a conduit expansion process and system. In addition, the bladder system is in operative communication with an injection material handling system. The bladder system includes a bladder element with injection h... | 02/21/2006 |
| 6960313 | Method and apparatus for installing a flexible tubular liner A method and an apparatus for use in installing a liner in a conduit as part of a repair procedure, the apparatus including a sealing inlet port (106) for passage of the tubular liner (72) into an enclosed container (52) where an increased press... | 11/01/2005 |
| 6958033 | Thin wall fitment for spouted pouch A fitment has walls with a spout aperture therebetween. Reduced wall thickness results in a reduced amount of plastic in the fitment. An alternative embodiment uses radially extending meltable fins. During installation in a sealing apparatus, a heated mandrel engage... | 10/25/2005 |
| 6899832 | Installation of flexible lining with flexible collar for lining lateral pipelines A method for installation of a flexible resin impregnable liner for lining a lateral pipe which leads into a main pipe having at one end a flexible collar for installation at the location where the lateral liner meets the main, wherein after installation the collar ... | 05/31/2005 |
| 6796743 | Internal line for fastening cables in a waste-water pipe For the purpose of fastening cables to the inner wall of a non-accessible waste-water pipe, an internal liner has been developed, which is constructed from at least two layers, the first layer, which rests against the internal wall of the pipe when in the laid condi... | 09/28/2004 |
| 6652690 | System for providing heated fluid utilizing exothermic chemical reaction for curing resin in pipe liner/repair process A "chemical heater" in the form of a cartridge containing an exothermic agent such as sodium hydroxide (caustic) soda, or the like, which, when infused into water, releases heat in the form of an exothermic reaction. In the preferred embodiment of the inv... | 11/25/2003 |
| 6641688 | Method for sealing an annular space A method for providing a seal in an annular space between a rehabilitative pipe liner and a conduit wall is provided. Areas on the surface of a section of a conduit wall surrounding lateral connections are provided with an expandable sealing agent, prefer... | 11/04/2003 |
| 6619886 | System and method for installing formed-in-situ localized repair of pipes and conduits A method of installing a formed-in-situ repair in a pipe 40 comprising locating a sleeve of reinforcement material impregnated with a settable resin within a tube 36 of soft, impervious sheet material; everting the tube into said pipe such that the sleeve... | 09/16/2003 |
| 6596121 | Method of making composite liner for oilfield tubular goods A method for making a composite lined tube is disclosed, wherein the tube has end couplings on it. The method includes pressing a resin impregnated fiber preform progressively along an inner wall of the tube. In one embodiment, the method includes inserti... | 07/22/2003 |
| 6416692 | Sewer system pipe repairs A method of repairing leaking underground pipes, particularly gravity-flow sewer pipes, without excavation, by using a flexible liner tube containing a fluid under sufficient pressure to exclude groundwater, while forcing a fluid sealant material into lea... | 07/09/2002 |
| 6390795 | Apparatus for everting a tube An apparatus for use in installing a liner in a conduit as part of a repair procedure, including a sealing inlet port for passage of the tubular liner into an enclosed zone where an increased pressure is maintained to move the tubular liner into the condu... | 05/21/2002 |
| 6299803 | Method for forming and sealing pipe liners A method for producing temporarily deformed pipe liners from a continuously extruded thermoplastic round pipe, or thermoplastic round pipe extruded in segments of 20 to 50 feet in length and butt-fused together to obtain a pipe liner segment of a length g... | 10/09/2001 |
| 6228312 | Thermoplastic composite products and method of lining pipework A pipe (4) is rehabilitated by means of a tubular liner (5) which is introduced into the pipe in a contracted form, expanded into contact with the pipe wall, and hardened to retain its form. The liner (5) comprises composite material formed by knitting, b... | 05/08/2001 |
| 6093363 | Method of lining pipelines with flow-through apparatus and liner A flow-through device for use during the installation of an inverted resin impregnated flexible tubular liner in a passageway permitting the flow of fluids through the liner during the curing portion of the installation process is provided. A cylindrical ... | 07/25/2000 |
| 6085794 | Pipe lining method A pipe lining method is provided for simply positioning a flange of a branch pipe liner bag to a branch pipe opening of a main pipe in a short period of time, and preventing the branch pipe liner bag from having a locally insufficient strength. A branch p... | 07/11/2000 |
| 5958312 | Process for the partial reconstruction of the refractory lining of the wall of steel casting ladles It was difficult until now to carry out intermediate repairs of monolithic refractory lining walls of steel casting and handling ladles when the slag area of the lining was worn before other areas. According to this new process for reconstructing the refr... | 09/28/1999 |
| 5853629 | Method of lining the internal surface of a pipe Methods of lining the internal surface of a pipe, include first inserting two lining pigs into the pipe and then introducing a batch of resin thereinto, or inserting one lining pig between two batches of a resin, or first inserting a lining pig and then i... | 12/29/1998 |
| 5846362 | Portable non-gravitational positive pressure generator and method of use An apparatus for applying non-gravitational pressure to a surface includes a frame structure having a longitudinal axis, a pair of connecting members coupled to the frame structure along parallel axes normal to the longitudinal axis of the frame structure... | 12/08/1998 |
| 5736077 | Method for lining a manhole A method for lining a manhole: (i) inserting into the manhole a tubular liner wet with a curable liquid resin; (ii) everting an inflatable plastic bag into the tubular liner by charging water in it; (iii) closing the open end of the everted bag to form a ... | 04/07/1998 |
| 5671778 | Repairing tube, method for repairing pipe lines therewith and method for removing the repairing tube The present invention provides a repairing tube to be used in pipe lines such as gas conduits, water supply lines and sewer lines, chiefly those buried in the ground, for the purpose of repairing the pipe lines. More particularly, the present invention re... | 09/30/1997 |
| 5650103 | Increased efficiency method for lining a pipe with a cement mortar An increased efficiency method and apparatus for lining a section of pipe with a cement mortar. After a wet cement mortar has been applied to a cleaned interior surface of a pipe, carbon dioxide is introduced into the freshly lined section of the pipe in ... | 07/22/1997 |
| 5632307 | Methods for using a high tensile strength reinforcement to repair surface defects in a pipe In a method for reinforcing defective portions of a pipeline, the defective portions are identified by conventional techniques, soil is excavated from around the pipeline to expose the deteriorated portions, any corrosion protection material is removed an... | 05/27/1997 |
| 5622209 | Process for the sealing and internal repair of systems of laid conduits A process for the sealing and internal repair of systems of laid conduits in which a sealant is introduced into the leaky conduit by means of water, the sealant being a finely divided, inert material. The conduit is emptied and compressed air charged with... | 04/22/1997 |
| 5601763 | In situ pipeline rehabilitation system Underground pipelines that carry wastewater, water, natural gas, and industrial fluids deteriorate with age. This invention is a process and apparatus for installing a thermoplastic liner in a dry pipeline to accomplish in situ rehabilitation. It involves... | 02/11/1997 |
| 5589131 | Method for manufacturing a replacement pipe for installation in an existing conduit A thermoplastic pipe for installation in an existing conduit is manufactured in folded form and spooled for storage. The pipe is then reheated to make it pliable for installation and pulled into the conduit for lateral periods. Steam under pressure is use... | 12/31/1996 |
| 5587126 | Method of manufacturing a pipe liner for installation in an existing conduit A thermoplastic liner for installation in an existing conduit is manufactured in folded form and spooled for storage. The liner is then reheated to make it pliable for installation and pulled into the conduit. Steam under pressure is used to round the ins... | 12/24/1996 |
| 5549856 | Method of repairing a pipeline with an injected resin A resin injection method and a pipeline repair method are provided for smoothly and rapidly performing setting of an open liner and for completing works such as eversion and insertion of the open liner even for a steeply inclined pipeline. An end portion ... | 08/27/1996 |
