| Patents for F16L 1 - Laying or reclaiming pipes; Repairing or joining pipes on or under water (7,464) |
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| 08/01/1978 | US4103505 Temporary protection or blocking for field joint in weight coating on sea floor pipeline |
| 08/01/1978 | US4103500 Apparatus for connecting the ends of submerged pipes |
| 07/25/1978 | US4102146 Method of and apparatus for handling hose underwater |
| 07/25/1978 | US4102145 Anchoring a pipeline to the ground |
| 07/25/1978 | US4102142 Underwater riser buoyancy |
| 07/25/1978 | US4102137 Coating and protective device |
| 07/18/1978 | US4100751 Continuous concrete pipe laying machine |
| 07/11/1978 | US4099564 Low heat conductive frangible centralizers |
| 07/04/1978 | US4098451 Welding method |
| 07/04/1978 | US4098091 Riser guide member |
| 07/04/1978 | US4097982 Method and apparatus for joining pipes |
| 06/27/1978 | US4096705 Laying of underwater pipelines |
| 06/20/1978 | US4095437 Submersible pipe installation systems |
| 06/13/1978 | US4094163 Offshore structure and method |
| 06/13/1978 | US4094152 Apparatus for laying a pipe line |
| 06/06/1978 | US4093409 In situ concrete pipe forming machine |
| 06/06/1978 | US4093082 Irrigation pipe laying and pick up vehicle |
| 06/06/1978 | CA1032482A1 Calibration device for tubes with incorporated locking and nealing mechanism |
| 06/06/1978 | CA1032356A1 Method and device for launching submarine pipeline buoys |
| 05/30/1978 | US4091631 System and method for installing production casings |
| 05/30/1978 | US4091514 Subsea machine tool |
| 05/23/1978 | US4090686 Pipe-laying apparatus |
| 05/09/1978 | US4088720 Method of forming castings in holes |
| 05/02/1978 | US4087219 Apparatus for installing underground pipelines |
| 05/02/1978 | US4087119 Fluid pressure operated duct coupling |
| 05/02/1978 | US4086778 Subsea connection unit |
| 03/28/1978 | USRE29591 Column stabilized stinger transition segment and pipeline supporting apparatus |
| 03/28/1978 | US4080799 Mechanical pipe end seal/alignment device |
| 03/21/1978 | US4079493 Centering apparatus for laying of tubes |
| 03/14/1978 | US4078584 Pipe system for collecting petroleum from off-shore wells located at great depths |
| 03/07/1978 | US4077222 System for depositing and protecting sand on the floor of a sea, or other body of water |
| 02/28/1978 | US4075862 Method and apparatus for installing underwater flowlines |
| 02/28/1978 | US4075861 Method of laying pipes or conduits in the ground and pipe arrangement produced thereby |
| 02/21/1978 | US4074541 Method of installing a flexible riser |
| 02/14/1978 | US4073157 Offshore method |
| 02/14/1978 | US4073156 Method and apparatus for laying a submergible elongate structure |
| 02/14/1978 | US4073154 Apparatus and method for connecting an offshore platform riser to a pipeline |
| 01/31/1978 | US4071203 Laying of flexible pipe |
| 01/24/1978 | US4069684 Pipeline retard, support and protection method |
| 01/17/1978 | US4068492 Underwater pipeline coupling apparatus |
| 01/17/1978 | US4068491 Method and apparatus for connecting the ends of submerged pipes |
| 01/17/1978 | US4068490 Method and apparatus for assembling and laying underwater pipeline |
| 01/17/1978 | US4068488 Method of backfilling pipeline trenches |
| 01/10/1978 | US4067450 Pipe handling apparatus for pipe laying barges |
| 01/10/1978 | US4067199 Method and apparatus of launching floats to lighten underwater conduits |
| 01/03/1978 | US4065822 Single point mooring with strain relief anchoring |
| 12/20/1977 | US4063430 Laying of submarine pipes |
| 12/20/1977 | US4063429 Pipeline retard, support and protection method |
| 12/13/1977 | US4062456 Adjustable rollers for positioning pipe |
| 12/13/1977 | US4062198 Method and apparatus for the laying of a submerged pipeline such as a submarine pipeline |
| 12/06/1977 | US4061231 Pipe handling apparatus for pipe laying barges |
| 12/06/1977 | US4060992 Method of and apparatus for laying a pipe-line |
| 11/29/1977 | US4059965 Apparatus for and a method of laying a pipe line |
| 11/15/1977 | US4058428 Pipe coating machine |
| 11/08/1977 | US4056945 Process and device for laying submarine pipelines |
| 11/08/1977 | US4056944 Process and device for laying submarine pipelines |
| 10/25/1977 | US4054984 Tool for joining and separating plastic pipe joints |
| 10/11/1977 | US4053238 Self-leveling construction alignment laser |
| 10/11/1977 | US4052862 Method of submerging pipelines |
| 10/04/1977 | US4051707 Method and apparatus for making drawn containers |
| 10/04/1977 | US4051688 Offshore structure and method |
| 10/04/1977 | US4051687 Pipeline laying method |
| 09/27/1977 | US4050955 Underwater |
| 09/27/1977 | US4050589 Pipe laying machines |
| 09/20/1977 | US4048686 Buoyancy device and method |
| 08/30/1977 | US4044749 Concrete removal tool |
| 08/30/1977 | US4044565 Apparatus for and a method of laying a pipe line |
| 08/23/1977 | USRE29364 Method of submarine pipe laying |
| 08/23/1977 | US4043679 Self-leveling construction alignment laser |
| 08/23/1977 | US4043139 Pipe holding tool |
| 08/23/1977 | US4043136 System and method for installing production casings |
| 08/16/1977 | US4042231 Pipe clamping device |
| 08/16/1977 | US4041720 Method and apparatus for installing a spool between two misaligned pipe sections |
| 08/16/1977 | US4041719 Method and apparatus for connecting submarine pipelines |
| 08/09/1977 | US4040165 Method of making syntatic modules |
| 08/02/1977 | US4039087 Pipe laying apparatus |
| 07/26/1977 | US4037425 Buoyancy apparatus |
| 07/19/1977 | US4037189 Method and apparatus for determining the profile of an underwater pipeline |
| 07/12/1977 | US4034568 Underwater clamping mechanism |
| 07/05/1977 | US4033534 Positioning device for tubes to be embedded in surrounding cast material |
| 07/05/1977 | US4033465 Pipe handling system for vessels |
| 06/28/1977 | US4031709 Tile degapper |
| 06/21/1977 | US4030311 Method and apparatus for adjustably supporting a pipeline relative to a lay vessel |
| 06/14/1977 | US4029215 Pipe handling apparatus for pipe laying barges |
| 06/14/1977 | US4028903 Method and apparatus for maneuvering pipe ends in a subsea location |
| 06/14/1977 | US4028894 Apparatus for preventing erosion of the seabed in front of hydraulic structures |
| 05/24/1977 | US4025895 Navigation system for maneuvering a structure about a submerged object |
| 05/17/1977 | US4023371 Riser for an offshore platform |
| 05/03/1977 | US4021589 Buoyancy materials |
| 05/03/1977 | US4020952 Articulated stand apparatus for laying and recovering pipeline |
| 04/26/1977 | US4019333 Apparatus and method for buffering submerged conduits |
| 04/26/1977 | US4019213 Piping apparatus for a floating or semi-submersible platform |
| 04/12/1977 | US4017226 Apparatus for lining a continuous concrete pipe |
| 04/05/1977 | US4015435 Marine pipelaying apparatus |
| 03/29/1977 | US4014180 Method for making a remote controlled sub-sea pipe connection |
| 03/29/1977 | US4014175 Cable and pipe laying machine |
| 03/22/1977 | US4012919 Method for rapidly laying a pipeline in deep water by an anchored laying means, and the relative devices |
| 03/15/1977 | US4011729 Device for laying submarine pipelines |
| 03/15/1977 | US4011620 Pipeline tool for launching two pipeline clearing spheres |
| 02/15/1977 | US4007705 Apparatus for treating a cylindrical object |