Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790)
05/1997
05/07/1997CN1149302A Curable polymeric composition and use in protecting a substrate
05/02/1997EP0770471A2 Corrosion-resistant metallic construction element
05/02/1997CA2170953A1 A pipeline resin lining method involving a deodorization treatment
04/1997
04/30/1997DE19547565C1 Tube or ducting with sound attenuation used in e.g. gas turbine applications
04/23/1997EP0768924A1 Apparatus for coating the inner side of tubing with protective material
04/23/1997EP0647162B1 Process for coating the internal surface of hydrothermosanitary pipes, particularly made of aluminium, with resinous products and pipes obtained therewith
04/22/1997US5622209 Process for the sealing and internal repair of systems of laid conduits
04/16/1997EP0768488A2 Metal tubing coated with multiple layers of polymeric materials
04/16/1997CN1147451A Continuous plastering process for mortar lining of small-bore pipe
04/15/1997US5621025 Polymer concrete coating for pipe tubular shapes, other metal members and metal structures
04/15/1997US5620744 Method of preventing corrosion in concrete pipe
04/11/1997CA2186519A1 Metal tubing coated with multiple layers of polymeric materials
04/09/1997CN1034528C Method for pipeline lining and lining cable
04/03/1997WO1997012209A1 Flow tube lining
04/02/1997EP0765451A1 Superimposed coverings having increased stability
03/1997
03/27/1997DE19535596A1 Pin and socket join for tiled concrete pipe, etc.
03/26/1997EP0549815B1 Concrete structure and method of fabricating said structure
03/26/1997CN2250470Y Winding machine for pipeline outer coating
03/25/1997CA2169165C On-site pipe coating process
03/25/1997CA2105146C Roll grooved pipe
03/13/1997DE19533743A1 Titanium alloy with high resistance to corrosion
03/12/1997EP0762042A1 An apparatus for covering a branch pipe on a pipe
03/12/1997EP0762041A1 Use of a plastic coated copper pipe
03/12/1997EP0762030A1 Device for thrusting a plastic pipe for the interior lining of metal piping to be renovated
02/1997
02/27/1997WO1997001429A3 An extrusion apparatus and method, a tubular product, and a pipe
02/26/1997EP0759136A1 Extruded multiple plastic layer coating bonded to a metal tube and process for making the same
02/13/1997WO1997004949A1 Metallized layer corrosion protection system for pipe or tubing
02/04/1997US5599418 Applying a polymer to crosslinked fibers, crosslinking to form heat shrinkable composite structure
01/1997
01/16/1997WO1997001429A2 An extrusion apparatus and method, a tubular product, and a pipe
01/16/1997CA2233030A1 A tubular product and an extrusion apparatus and method
01/16/1997CA2225419A1 An extrusion apparatus and method, a tubular product, and a pipe
01/15/1997EP0668978B1 Multilayer fire protective coating
01/08/1997EP0752305A2 A method for lining a bent pipe
01/08/1997CA2175443A1 Method for lining a bent pipe
01/07/1997US5590691 For use in brake and fuel lines
12/1996
12/31/1996US5588780 Method and installation for laying a pipe-line
12/31/1996CA2028524C Method of and apparatus for reinforcing pipe
12/27/1996EP0749449A1 Curable polymeric composition and use in protecting a substrate
12/17/1996US5585141 Method for lining pipe with calcium alumina cement
12/10/1996US5582212 Continuously slitted roll-on tube shield
12/03/1996US5580659 Blend of a polyepoxide, filler and amine
12/03/1996US5580611 Polymer concrete coating for pipe, tubular shapes, other metal members and metal structures
12/03/1996US5579809 Reinforced composite pipe construction
11/1996
11/26/1996US5577864 Apparatus relating to the linings of pipelines and passageways
11/13/1996EP0741848A1 Pipes for systems used in motor vehicles and process for producing the same
11/12/1996US5573855 Polymer concrete coating for pipe, tubular shapes, other metal members and metal structures
11/12/1996US5573282 Low turbulence joint for lined slurry pipeline
11/07/1996DE19616326A1 Corrosion- and chip-resistant resin coating system for stainless steel pipe
11/05/1996US5571585 Having excellent processability, mechanical strength, normal and low temperature impact resistance, heat resistance, chipping resistance and coating surface appeearance
10/1996
10/30/1996CN2238961Y Six-layer structure steel pipe with cardanol epoxy resin lining layer
10/25/1996CA2171278A1 Repair process using electrolytic lining of a tube such as a steam generator tube
10/24/1996DE19610403A1 Treatment of cement lining of drinking water supply pipe
10/22/1996US5567528 Polymer concrete coating for pipe, tubular shapes, other metal members and metal structures
10/22/1996US5567480 Pretreating with primer coat of epoxy resin
10/22/1996US5566986 Apparatus for containing a fluid
10/17/1996DE19514190A1 Corrosion-proof insulation for metal pipes
10/17/1996DE19513923A1 Method of correct soldering of metal foil to pipe
10/15/1996US5565051 Process for repairing plastic coatings on metal pipes
10/08/1996US5562957 Multilayer fire protective coating
10/02/1996EP0735305A1 Fuel supply system
10/02/1996EP0735012A1 Process for treating cement mortar linings for pipes, especially pipes carrying drinking water
09/1996
09/28/1996CA2167446A1 Fuel supply system
09/26/1996WO1996029535A1 Corrosion protection for steel pipes
09/25/1996CN2236068Y Irrigation steel member with polyurethane protection film
09/24/1996US5558045 Refractory tile for open-spaced boiler tubes
09/19/1996WO1996028686A1 Copper alloy pipe for water/hot water supply equipped with protective film on its inner surface, production thereof, and heat-exchanger for hot water supply
09/19/1996WO1996028684A1 Pipe coating
09/19/1996DE19509782A1 Korrosionsschutz für Stahlrohre Corrosion protection for steel tubes
09/19/1996DE19509781A1 Corrosion protection layer for underground steel or polyethylene pipes
09/18/1996EP0732533A1 Conduit having a thermally and/or acoustically insulating sleeve
09/18/1996EP0731892A1 Conduit coupling
09/17/1996CA2045685C Method of corrosion protection at pipe junctions
09/11/1996EP0731311A1 Repairing method by way of electrolytic coating of a pipe, in particular of a steam generator pipe
09/11/1996EP0731310A1 Corrosion resistant tube and method of manufacture
09/04/1996EP0729409A1 Metal pipe with integrally formed liner and method of fabricating the same
09/04/1996EP0705305A4 Improved structural strength coating and material
09/03/1996US5551976 Superplasticizer-concrete composition for waste disposal
09/03/1996CA2100608C Jacket reinforcement for piping
08/1996
08/29/1996WO1996026384A1 Joining lined pipe items
08/28/1996EP0728976A1 Improvements in and relating to pipe joints
08/28/1996CN1129975A Pipe or pipe fitting, corresponding pipe run and protective coating method
08/21/1996EP0615596B1 Improvements relating to pipeline insulation and anticorrosion protection
08/14/1996EP0725911A1 Article and method for protecting substrates
08/14/1996EP0725909A1 Flangeless pipe joint and a process for manufacturing such a joint
08/14/1996DE19504442A1 Corrosion protection for a channel wall carrying corrosive gas flows
08/14/1996DE19503999A1 Producing enamelled iron workpieces in endless format or with large surface areas
08/07/1996CN2232553Y Contaminant release cleaning apparatus for household water heater
08/06/1996US5543188 Flexible protective membrane particularly useful for waterproofing and protecting reinforced concrete bodies and metal pipes
08/01/1996WO1996022873A1 Hot melt fluidized cladding of innerduct liner
07/1996
07/30/1996US5540411 Invert former for manhole base section
07/25/1996DE19500954C1 Arc section of tube for hydraulic or pneumatic conveying of solid materials
07/25/1996DE19500952C1 Arcuate tube section for replaceable arrangement in piping used for hydraulic or pneumatic conveying of solid materials
07/24/1996EP0722550A1 Fluid line
07/17/1996EP0721551A1 Piping sanitising process
07/17/1996EP0721382A1 Method, device and apparatus for coating a tube, particularly a pipeline tube
06/1996
06/27/1996DE4445982A1 Securing plastics foils in gas ducts or chambers
06/26/1996CN2230007Y Corrosion protection and thermal insulation composite pipe cover
06/20/1996WO1996018844A1 Improvements in or relating to valve or pipe components
06/19/1996CN1124674A Wear-resistance treating technique for inner wall of preformed chute series
06/13/1996WO1996018064A1 Pipe assembly
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