| Patents for E02B 17 - Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs; Construction methods therefor (4,387) |
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| 08/18/1987 | US4687379 Method and apparatus for constructing elevated structures |
| 08/18/1987 | US4686919 Method for constructing large-scale marine structure |
| 08/13/1987 | WO1987004742A1 Offshore platform construction including preinstallation of pilings |
| 08/05/1987 | EP0231134A1 Method for precisely positioning a prefabricated structure by sinking into the sea or into a river, and maritime or fluvial construction obtained by said method |
| 08/05/1987 | EP0231056A2 Offshore deep water platform |
| 08/04/1987 | US4684292 Oscillating platform on flexible piles for work at sea |
| 08/04/1987 | US4683832 Device and method to set and salvage structures |
| 07/15/1987 | EP0228955A1 Device for supporting the leg of a jack-up oil platform, and platform using this device |
| 07/14/1987 | US4679964 Offshore well support miniplatform |
| 07/08/1987 | EP0228167A1 Off-shore drilling installation evacuation system |
| 07/07/1987 | US4678372 Raising method and device, in particular for an oil exploiting platform |
| 07/07/1987 | US4678165 Mode of construction of lifting mechanisms for a jack-up platform and lifting mechanism for a jack-up platform |
| 07/07/1987 | CA1223809A1 Subsea wellhead protector |
| 07/01/1987 | EP0227534A1 Resilient swivel support |
| 06/30/1987 | US4676692 Underwater growth inhibition |
| 06/23/1987 | US4674920 Subsea well template levelling system |
| 06/23/1987 | US4674919 Off-shore platform structure |
| 06/23/1987 | US4674916 To form an artificial island |
| 06/16/1987 | CA1222910A1 Composite platform for petroleum workings in polar seas |
| 06/04/1987 | WO1987003318A1 Device for taking the impression of elements of immersed structures and method using said device |
| 06/02/1987 | US4669918 Offshore platform construction including preinstallation of pilings |
| 06/02/1987 | US4669917 Fixed marine steel structure and procedure for assembly of the structure |
| 06/02/1987 | US4669916 Unitized TLP anchor template with elevated well template |
| 05/26/1987 | US4668127 Mobile, offshore, jack-up, marine platform adjustable for sloping sea floor |
| 05/26/1987 | US4668119 Coupling for connecting metal tubes end-to-end, particularly in marine pilings |
| 05/21/1987 | WO1987003026A1 Method of constructing a rigid structure upon the bottom of a body of water as well as lost casing for performing said method |
| 05/20/1987 | EP0221986A1 Offshore structures |
| 05/19/1987 | US4666343 Protective construction for a platform installed in the open sea against the impact of floating objects |
| 05/19/1987 | US4666342 Ice berm for use as a foundation for an arctic offshore structure |
| 05/19/1987 | US4666341 Mobile sea barge and plateform |
| 05/19/1987 | US4666340 Offshore platform with removable modules |
| 05/13/1987 | EP0221098A1 Apparatus for maintenance of oil rig legs |
| 05/07/1987 | WO1987002640A1 A carriage which is mountable to elongate members for passage therealong |
| 05/05/1987 | US4662791 Bumper assembly shock cell system |
| 05/05/1987 | US4662790 Arrestor for large drifting objects |
| 05/05/1987 | US4662789 Hydrostatic coupling device |
| 05/05/1987 | US4662788 Offshore platform leg-mating apparatus and a method of assembly |
| 05/05/1987 | US4662787 Locking device for locking off-shore work platform to leg chord used for lifting work platform |
| 05/05/1987 | US4662780 Method for docking of a floating structure |
| 04/28/1987 | US4661020 Leg closure--improved fabric layup |
| 04/28/1987 | US4660677 Personnel evacuation apparatus for an offshore platform |
| 04/23/1987 | WO1987002323A1 Diving bell to be used when working in the wave affecting zone at one in water standing cylindrical element like a leg of a drilling platform or a bridge pillar |
| 04/21/1987 | US4659255 Marine structure of precoated corrosion resistant steel pipe piles |
| 04/21/1987 | US4658903 Method for handling wellhead assembly |
| 04/15/1987 | CN85107615A Offshore truss work type tower structure |
| 04/14/1987 | US4657438 Advancing mechanism and system utilizing same for raising and lowering a work platform |
| 04/14/1987 | US4657437 Mobile, offshore, self-elevating (jackup) support system with adjustable leg inclination and fixation |
| 04/14/1987 | US4656962 Buoyancy support for deep-ocean struts |
| 04/07/1987 | US4655642 Arctic structure of composite wall construction |
| 04/07/1987 | US4655640 Advancing mechanism and system utilizing same for raising and lowering a work platform |
| 03/31/1987 | US4653959 Ballastable concrete base for an offshore platform |
| 03/31/1987 | US4653610 Apparatus for automatically applying lubrication in lifting device |
| 03/26/1987 | WO1987001672A1 Remotely operated device |
| 03/24/1987 | US4652177 Guide tower mounted crane for a jack-up platform |
| 03/24/1987 | CA1219456A1 Method and structure for forming an offshore facility |
| 03/11/1987 | EP0213152A1 Arrangement in an offshore concrete platform. |
| 03/10/1987 | US4648752 Marine template retaining wall and method of construction |
| 03/10/1987 | US4648751 Method and apparatus for erecting offshore platforms |
| 03/10/1987 | US4648750 Jacket tower structure and method of installation |
| 03/10/1987 | US4648749 Method and apparatus for constructing an artificial island |
| 03/10/1987 | US4648223 Concrete structure, block for making such structure and method of making such structure |
| 03/04/1987 | CN85106164A Conduit guide system for offshore drilling platform |
| 03/04/1987 | CN85106162A Assembly of conduit guides for offshore drilling platform |
| 03/03/1987 | US4647257 Method and apparatus for constructing elevated structures |
| 03/03/1987 | US4646840 Flotation riser |
| 02/24/1987 | US4645379 Pyramidal offshore structure |
| 02/24/1987 | CA1218242A1 Ballastable concrete base for an offshore platform |
| 02/24/1987 | CA1218241A1 Concrete structure, block for making such structure and method of making such structure |
| 02/04/1987 | CN86104630A Bearing structure and a floating vessel comprising such structure |
| 02/03/1987 | US4640647 Offshore well apparatus and method |
| 02/03/1987 | US4640552 Method and apparatus for splitting ice masses |
| 01/28/1987 | EP0210010A2 Construction transportation system |
| 01/27/1987 | US4639167 Deep water mobile submersible arctic structure |
| 01/27/1987 | US4639166 Construction of jackets |
| 01/14/1987 | CN86104802A Compliant tower |
| 01/13/1987 | US4636114 Buoyancy-supported struts for ocean platforms |
| 01/13/1987 | US4636113 Landing adjustment system for offshore structures |
| 01/07/1987 | EP0207915A1 A bearing structure and a floating vessel comprising such structure |
| 01/07/1987 | CN86102605A Offshore drilling rig frame of floating type with cable |
| 01/06/1987 | US4634315 Forced refreezing method for the formation of high strength ice structures |
| 12/30/1986 | US4632604 Frozen island and method of making the same |
| 12/30/1986 | US4632600 Movable fixed-type semi-submerged construction |
| 12/30/1986 | US4632346 Support pedestal |
| 12/24/1986 | CN86101732A Process for the installation of the enbloc superstructure of an offshore platform, and equipment for carrying it practically |
| 12/23/1986 | US4630969 Artificial island |
| 12/23/1986 | CA1215551A1 Assembly of conductor guides for offshore drilling platform |
| 12/17/1986 | EP0204761A1 Improvements in or relating to the protection of pipe means in a splash zone on a rig construction at sea. |
| 12/16/1986 | US4629366 Offshore marine structure with corrosion protection |
| 12/16/1986 | US4629365 Method of installing offshore platform |
| 12/16/1986 | US4628737 Method and device for locating and characterizing flaws in a known, submerged metal structure |
| 12/10/1986 | EP0204591A1 Method of transporting and transferring at sea a heavy load to a fixed structure |
| 12/10/1986 | EP0204041A1 Grouting annuli in offshore platforms |
| 12/09/1986 | US4627768 Locking device for oil platforms |
| 12/09/1986 | US4627767 Mobile sea barge and platform |
| 12/09/1986 | CA1214945A1 Floor for use in off-shore technique and ship building |
| 12/03/1986 | EP0203641A2 Equipment for carrying out work, under dry conditions, on an underwater structure |
| 11/20/1986 | WO1986006771A1 Offshore structures |
| 11/20/1986 | WO1986006696A1 Remote operated machine for cleaning, inspection and maintenance of underwater structures |
| 11/20/1986 | EP0201513A1 Offshore truss work type tower structure. |
| 11/18/1986 | US4623433 Electrolysis |