Patents for F16L 1 - Laying or reclaiming pipes; Repairing or joining pipes on or under water (7,464)
09/1979
09/25/1979CA1062922A1 Device for positioning a submerged pipeline
09/18/1979CA1062479A1 Pipelaying machine for oil pipelines, conduits and the like
09/11/1979CA1062027A1 Subsea machine tool
09/04/1979US4166710 Device for securing a pipeline in place
09/04/1979US4166544 Pipe-laying machine for oil pipelines, conduits and the like
08/1979
08/21/1979CA1060848A1 Device for anti-rolling signalling for pipe-laying tractors
08/21/1979CA1060665A1 Laying underwater mains by means of controlled towing and immersion
08/14/1979US4164379 Offshore pipe laying
07/1979
07/31/1979CA1059453A1 Welding method
07/24/1979CA1058892A1 Connecting two immersed ducts through butting and welding a cushing
07/24/1979CA1058891A1 Under ice pipelaying
07/11/1979EP0002991A1 Method of depositing materials on the bottom of the sea along a given path, apparatus for carrying out this method, vehicles adapted for use in this apparatus and the use of this apparatus
07/03/1979US4159630 Assembly such as for a tile chute tool for use with a ditching or trenching machine
07/03/1979CA1057539A1 Method for connecting submerged pipes by sleeve butt welding, and apparatus therefor
07/03/1979CA1057538A1 Method and apparatus for soldering submerged conducts with telescopic coupling
07/03/1979CA1057516A1 Apparatus for and a method of recovering a pipeline on the bottom of deep waters
07/03/1979CA1057515A1 Apparatus for releasing submerged floats
06/1979
06/26/1979US4159190 Laydown tool for plastic crop-irrigation tubing
06/26/1979US4159189 Tie-in method and apparatus
06/26/1979CA1057066A1 Pipelaying under ice by bottom pull
06/19/1979CA1056790A1 Aboveground sliding support assembly for a pipeline
06/12/1979CA1056168A1 Plow for use in laying drain-tile
06/05/1979US4157023 Apparatus and method for laying pipelines
05/1979
05/29/1979CA1055261A1 Process and device for laying submarine pipelines
05/22/1979US4155669 Deep water repair methods and apparatus
05/08/1979US4153381 Shock absorbing apparatus for hoisting underwater pipeline
05/08/1979CA1053919A1 Continuous laying of pipes of large diameters
04/1979
04/24/1979US4150911 Control device for the laying of pipe in deep water
04/24/1979US4150636 Deep water berthing system for very large cargo carriers
04/18/1979EP0001541A1 A sinker weight for sea conduits
04/17/1979CA1052901A1 Navigation system for maneuvering a structure about a submerged object
04/10/1979US4148193 Method and apparatus for producing underground installations of concrete pipe
04/10/1979CA1052107A1 Riser for an offshore platform
04/03/1979US4147455 Adjustable apparatus for supporting a pipeline laid on deep waters and for impressing thereto a preselected geometrical configuration
04/03/1979CA1051676A1 Tunnel
04/03/1979CA1051675A1 Submersible pipe installation systems
03/1979
03/27/1979US4146345 Apparatus for and method of supporting pipelines suspended over depressions in the sea bed
03/27/1979US4145909 Pipeline bending method
03/21/1979EP0001161A1 A system for protection of an installation on the floor of a body of water and a method of using it
03/13/1979US4143801 Multiple welding head system for fabricating pipe
03/08/1979WO1979000109A1 A system for protection of an installation on the floor of a body of water
03/08/1979WO1979000108A1 A system for depositing sediment and/or protecting an installation on the floor of a body of water
03/06/1979US4142817 Plow for use in laying drain-tile
02/1979
02/27/1979US4141221 Means for fitting packing between two components, such as pipes, capable of relative movements, in particular coaxial movements
02/13/1979US4139221 Ball and socket joint
02/13/1979US4138853 Device for positioning a submerged pipeline
01/1979
01/23/1979US4135844 Laying of underwater pipelines
01/16/1979CA1046298A1 Pipe laying and transporting vehicle
01/16/1979CA1046295A1 Laying of submarine pipes
01/10/1979EP0000179A1 Apparatus for assembling large diameter pipes by insertion
01/09/1979US4133558 Misalignment pipe connector
01/09/1979US4133557 Preloaded misalignment pipe connector
01/09/1979US4133181 Method of assembling and laying a conduit for conveying a fluid between an on-shore point of a coastal region and an advanced off-shore point
01/09/1979US4133180 Apparatus for welding submerged pipe ends
01/02/1979US4132084 Submarine conductor for the deep sea transmission of high voltage electrical power
12/1978
12/26/1978US4130925 Methods of pipeline construction in arctic and subarctic regions
12/19/1978US4130204 Side boom pipe laying crane with pipe section alignment feature
12/19/1978CA1044473A1 Method for placement of production casing under obstacle
12/12/1978US4129011 Under ice pipelaying
12/12/1978US4129010 Tunnel
12/12/1978CA1044027A1 Method of laying underwater pipeline
12/05/1978US4128219 Aboveground sliding support assembly for a pipeline
11/1978
11/28/1978US4127006 Method and equipment for installing marine pipelines to extremely great water depth
11/28/1978CA1043112A1 Horizontal wellpointing method and apparatus
11/21/1978US4126013 Pipelaying under ice by bottom pull
11/21/1978US4126012 Method and apparatus for supporting pipe in filled dirt
11/14/1978US4125579 Concrete pipe forming machine
11/14/1978US4124991 Offshore pipe laying
11/14/1978US4124990 Method and apparatus for adjusting the tension of an underwater pipeline
11/14/1978CA1042477A1 Device for establishing a connection between successive duct sections
10/1978
10/31/1978CA1041309A1 Process and device for laying submarine pipelines
10/24/1978US4121529 Buoyancy systems
10/17/1978US4120324 High pressure hose composed of elastomers and embedded reinforcements
10/17/1978US4120168 Apparatus for laying a pipeline in a body of water
10/17/1978US4120167 Offshore pipe laying
10/17/1978US4120095 Method and apparatus for determining the spatial relationship between two misaligned tubular members
10/10/1978US4119382 Self-leveling construction alignment laser
10/10/1978US4119210 Pipe laying and transporting vehicle
10/10/1978US4118940 Drain line and method of installing
10/10/1978CA1039960A1 Reel lay-barge
10/03/1978US4117867 High pressure hose composed of elastomers and embedded reinforcements
10/03/1978US4117693 Placing conduits on the sea floor by hauling and controlled immersion
10/03/1978US4117692 Method and a system for producing and laying oil or gas pipelines on the sea bottom
10/03/1978CA1039519A1 Laying of underwater pipelines
09/1978
09/26/1978CA1039069A1 Offshore structure and method
09/26/1978CA1039068A1 Column stabilized semisubmersible pipelaying barge
09/19/1978US4114391 Tape laying trenching apparatus
09/12/1978US4112698 Articulated stinger
09/05/1978US4111374 Commodity conveying means
09/05/1978US4110994 Marine pipeline
09/05/1978US4110991 Preparing tubing or pipelines for submarine installation
08/1978
08/29/1978US4109945 Apparatus for connecting together flowline end portions
08/29/1978US4109480 Under water crane
08/29/1978CA1037269A1 Offshore structure and method
08/29/1978CA1037268A1 Pipe support for floating pipelaying vessel and method of operating same
08/22/1978US4108317 Continuous laying of pipes of large diameter
08/22/1978US4107933 Apparatus and method for towing a pipeline in a body of water
08/22/1978US4107802 Apparatus for releasing submerged floats
08/15/1978US4106300 Method of making reinforced cast-in-place concrete pipe
08/08/1978US4104886 Float for use in laying submarine pipelines
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