Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790)
06/1982
06/22/1982US4335754 Prevention of hydrogen embrittlement of metals in corrosive environments
06/22/1982CA1126176A1 Coated pipe and process for making same
06/15/1982US4334345 Methods for lining the internal walls of a conduit for conveying fluid carrying marine fouling organisms with a liner of anti-fouling material
06/15/1982CA1125948A1 Formulations and process for effecting stoppage of leaks of liquid from tanks, pipes and the like
05/1982
05/19/1982EP0020599B1 Insulating lining use for covering the junction area of a pipe joint
04/1982
04/20/1982US4325772 Method of internally lining an installed pipe
04/13/1982CA1121747A1 Composite tubing product and method of making same
03/1982
03/30/1982US4321740 Methods and apparatus for relining service pipe
03/23/1982CA1120339A1 Steel gasket with insulating coating and method for providing said coating
03/02/1982CA1118992A1 Device for powder coating for three-piece cans
02/1982
02/24/1982EP0046362A1 Corrosion-resistant coated substrates
02/17/1982EP0046134A1 Method for the manufacture of multiple layered tubes protected against corrosion by an inner and outer plastics layer
02/10/1982EP0045629A1 Device for and method of internal pipeline protection
02/02/1982US4313625 Lined pipe assembly
01/1982
01/12/1982CA1115917A1 Lining of passageways
12/1981
12/15/1981CA1114243A1 Method of repairing corrosion resistant paste type coating of operating pipeline exterior surface
11/1981
11/10/1981US4299869 Protection of substrates against corrosion
11/03/1981US4298416 Using a porous backing for an elastomeric protective coating; gas flow; electrolytic cells; valves
10/1981
10/28/1981EP0038659A1 Heat-shrinkable cover sheet
10/27/1981US4296950 Corrosion resistant pipe joint
10/27/1981US4296804 Corrosion resistant heat exchanger element and method of manufacture
09/1981
09/16/1981EP0035851A2 Pipe seal especially for use with insulated pipes, and pipe containing such a seal
09/15/1981US4289334 Socket connection for an enamelled vessel
09/01/1981US4287034 Protecting metal substrates from corrosion
08/1981
08/18/1981US4284488 Sacrificial anode assembly
08/11/1981CA1106743A1 Protective pipe wrap of impregnated fabric with pvc sheath
08/04/1981US4281859 Pipe joints
07/1981
07/21/1981CA1105431A1 Wear resistant interlocking tile
07/15/1981EP0031836A1 Welding plastic tube lining
07/07/1981US4277091 Coupling for lined pipe
06/1981
06/23/1981CA1103722A1 Jointing of pipes
06/16/1981US4273605 Internal lining and sealing of hollow ducts
06/16/1981CA1103141A2 Pipe wrapping structure
06/09/1981CA1102717A1 Composite tubing product and method of making same
05/1981
05/26/1981US4269437 Jointing of pipes
05/26/1981US4269234 High strength pipe
05/20/1981EP0028927A1 The use of polyhydroxy compounds for protecting substrates from corrosion, articles and methods for protecting substrates using these compounds and substrates so protected
05/19/1981US4268334 Pipe wrapping adhesive tape method
05/19/1981US4267863 Tube reinforced with a synthetic material
05/19/1981CA1101399A1 Pneumatic rodding of conduit using everted flexible tubing
05/05/1981US4265952 Blending with a corrosion resistant resin and sintering the resin
05/05/1981CA1100437A1 Method for reducing interference in metallic structures
04/1981
04/15/1981EP0026844A2 Pipe, particularly a sleeve pipe, provided with a lining
04/14/1981US4261671 Corrugated pipe for deepwater applications
04/08/1981EP0026421A1 Synthetic material pipe
04/07/1981CA1098813A1 Sealing and insulating article and method
03/1981
03/24/1981US4257459 Methods of and apparatus for lining the internal walls of a conduit for conveying fluid carrying marine fouling organisms with a liner of anti-fouling material
03/17/1981US4256523 Method for the manufacture of a pipe
03/17/1981US4256445 Trowel means for lining and smoothing the interior of pipes with a protective coating
01/1981
01/27/1981US4246687 Branch-off method
01/08/1981WO1981000006A1 Welding plastic tube lining
01/07/1981EP0020599A1 Insulating lining use for covering the junction area of a pipe joint.
12/1980
12/10/1980EP0019895A1 Improved lined pipe assembly
12/02/1980US4237177 Corrosion-resistant coated articles
12/02/1980CA1090722A1 Lining for concrete water conduits
11/1980
11/18/1980CA1089782A1 Process for wear-resistant ducts
10/1980
10/01/1980EP0016742A1 Method of rock bolting and tube-formed expansion bolt
09/1980
09/30/1980US4225370 Contracted fibrous overwrap method for thermoplastic coated article
09/30/1980US4224961 Tubular element for passing flowable media
09/23/1980CA1086036A1 Method of attachment of a metallic end-piece to a tubular element
09/17/1980EP0015515A1 Apparatuses and conduits with multi-layered walls for manipulating corrosive and hot gases
09/09/1980CA1085127A1 Heat recoverable self-heating sealing article and method of sealing a splice therefrom
08/1980
08/12/1980US4216980 Safety shield for flanged pipe coupling
08/12/1980US4216802 Composite tubing product
08/12/1980CA1083528A1 Method and apparatus for monitoring a cathodically protected corrodible hollow member
07/1980
07/22/1980US4213486 Coated pipe and process for making same
07/08/1980US4211595 Polyolefin, extrusion
07/01/1980US4210621 In interior surfaces of a conduit
06/1980
06/17/1980US4208264 Sensor for determination of the polarization potential and/or the interference of metal structures buried in an electrolyte in a current field
06/10/1980US4207130 Such as sewers and pipelines with extruded plastic tubing
06/03/1980US4205500 Wear resistant interlocking tile
05/1980
05/27/1980CA1078538A1 Extrudable adhesive
05/20/1980US4204022 A terpolymer of ethylene, vinyl acetate and an a,b-acid or a mixture of ethylene-vinyl acetate copolymer and an ethylene-a,b-acid copolymer
05/20/1980US4203475 Method for lining a flange face for lined pipe and product of method
05/15/1980WO1980000998A1 Insulating lining use for covering the junction area of a pipe joint
05/14/1980EP0010853A1 Bodies having corrosion-resistant multi-layer coatings
05/13/1980US4202531 Pneumatic rodding of conduit using everted flexible tubing
04/1980
04/17/1980WO1980000720A1 Manufacture of tubular laminates
04/15/1980US4197880 Sealing and insulating article and method
04/08/1980US4197273 Apparatus for controlling the directional solidification of a liquid-solid system
04/08/1980US4196922 Bituminous composition
04/02/1980EP0009402A1 A method of forming laminated hoses and laminated hoses obtained
03/1980
03/11/1980US4192697 Wrapping pipe with adhesive impregnated fabric for corrosion protection
03/04/1980US4191564 Brass having superior adhesion and wear resistant properties
02/1980
02/26/1980US4190512 Sacrificial anodes
02/19/1980CA1071939A1 Metal pipe coated with composition containing oxidized polymer, rubber, tackifier and asphalt
01/1980
01/22/1980US4184938 Apparatus for reducing electrolytic interference with metal structures
01/22/1980US4184517 Locked lined pipe and method for making same
01/22/1980US4184511 Corrosion-resistant siphon assembly
01/15/1980CA1069812A1 Method of wrapping pipe with thermoplastic material
12/1979
12/04/1979CA1067538A1 Taper pipe joint
12/04/1979CA1067354A1 Boiler tube coating and method for applying the same
06/1979
06/26/1979US4159135 Flange protector
06/19/1979US4158371 Anticracking coatings
06/12/1979US4158071 Method and apparatus for power coating of three-piece cans
05/1979
05/01/1979US4152228 Method for reducing electrolytic interference with metal structures
05/01/1979CA1053590A1 Separator for concrete wrapping to submarine pipelines
04/1979
04/24/1979CA1053175A1 Combined strengthening and corrosion protection of pipelines
04/17/1979US4150182 Method of producing a refractory lining in a cylinder or tube and resultant article
04/10/1979CA1052302A1 Composite articles
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