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