| 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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| 01/08/1992 | EP0358682A4 Apparatus for the combatting of marine growth on offshore structures |
| 12/31/1991 | US5076732 Method for the construction of concrete shafts for a platform or similar structure and a section for similar use |
| 12/24/1991 | US5074716 Offshore jacket having increased buoyancy |
| 12/24/1991 | US5074382 Offshore access systems |
| 12/11/1991 | EP0195063B1 Method for providing a tubular node in a frame work truss structure such as offshore platforms for oil drilling and production |
| 12/10/1991 | US5071288 Subsea inflation and grout system |
| 10/30/1991 | EP0453487A1 A method and a device for mounting the piles associated with the installation of a pile-founded offshore platform. |
| 10/29/1991 | CA1291341C Tension-restrained articulated platform tower |
| 10/08/1991 | CA1290156C Offshore platforms |
| 10/03/1991 | WO1991014831A1 High-strength, revolution-symmetrical casing |
| 10/03/1991 | WO1991012377A3 Improvement to mechanisms for manoeuvering marine platforms, method for managing such mechanisms and installation for implementing the method |
| 10/01/1991 | US5052860 System for moving drilling module to fixed platform |
| 09/24/1991 | US5051037 Tower with folding braces for fixed offshore platform |
| 09/24/1991 | US5051036 Method of installing lean-to well protector |
| 09/24/1991 | US5050290 Process for manufacturing of a lost casing from modular frames |
| 09/18/1991 | EP0447310A1 Concrete tubular structure, especially for offshore structures |
| 09/17/1991 | US5049005 Device for the assembly or mechanical reinforcement and the anti-corrosion treatment of elements of immersed structures, and assembly and treatment process relating thereto |
| 09/17/1991 | CA1288960C Method of installing offshore constructions |
| 09/10/1991 | CA1288604C Deepwater platform for ice infested areas |
| 09/03/1991 | US5044830 Gravity base structure for an offshore platform in arctic regions |
| 09/03/1991 | US5044828 Support tower for offshore well |
| 08/27/1991 | US5042960 Method for supporting offshore well caisson |
| 08/22/1991 | WO1991012377A2 Improvement to mechanisms for manoeuvering marine platforms, method for managing such mechanisms and installation for implementing the method |
| 08/21/1991 | EP0442771A1 Method and device to recover the sub structure of an off-shore platform |
| 08/20/1991 | US5040923 Apparatus for the preventing of marine growth of offshore structures |
| 08/14/1991 | EP0441673A1 Jack-up oil platform |
| 08/06/1991 | US5037241 Method and apparatus for setting a superstructure onto an offshore platform |
| 07/30/1991 | US5035542 Apparatus and method for releasable connections |
| 07/30/1991 | US5035541 Rubble-spray ice island |
| 07/23/1991 | US5033908 Equipment and method for positioning constructions on the seafloor or on mainland |
| 07/16/1991 | US5032040 System for moving drilling module to fixed platform |
| 07/16/1991 | US5031540 Apparatus for severing tubular members |
| 07/09/1991 | CA1285779C Offshore structure |
| 07/02/1991 | US5028171 Reusable offshore platform with skirt piles |
| 06/26/1991 | CN1052523A Artificial construction on bottom of water, apparatus and method for performing the same |
| 06/26/1991 | CN1012974B Suspension device for support legs of jack-up oil platform |
| 06/25/1991 | US5026226 Motion absorbing docking assembly |
| 06/25/1991 | US5026212 Apparatus for the combatting of marine growth on offshore structures |
| 06/25/1991 | US5026211 Water-based correctional facility and system, and method of making the same |
| 06/25/1991 | US5026210 Offshore support structure method and apparatus |
| 06/25/1991 | CA1285187C Aramid composite well riser for deep water offshore structures |
| 06/25/1991 | CA1285186C Large module elevated fabrication method |
| 06/25/1991 | CA1285151C Membrane seal for a removable bottom founded structure |
| 06/25/1991 | CA1285150C Pad-type inflatable seal for a removable bottom founded structure |
| 06/25/1991 | CA1285149C Flapper-type sealing system for a removable bottom founded structure |
| 06/18/1991 | US5024557 Method and apparatus for constructing an offshore hollow column |
| 05/28/1991 | US5018904 Sea-bed support device for the legs of a self-elevating oil-rig platform |
| 05/16/1991 | WO1991006714A1 Method and apparatus for constructing an artificial island and construction thus obtained |
| 05/16/1991 | CA2073190A1 Method and apparatus for constructing an artificial island and construction thus obtained |
| 05/02/1991 | EP0425339A1 Suspension and handling device, integrated in the legs of a self elevating offshore platform |
| 04/30/1991 | US5011335 Method for making foundation for a jackable platform, and means for carrying out the method |
| 04/18/1991 | WO1991005133A1 Anti-fouling covering for use in sub-sea structures |
| 04/09/1991 | CA1282559C Personnel evacuation apparatus for an offshore platform |
| 03/27/1991 | EP0245407B1 Casing for constructing a rigid structure upon the bottom of a body of water as well as a method of constructing a rigid structure upon the bottom of a body of water |
| 03/20/1991 | CA2025417A1 A gravity base structure for an offshore platform resisting to icebergs |
| 03/06/1991 | CN1011899B Offshore truss work type tower structure |
| 03/05/1991 | CA1280869C Construction transportation system |
| 02/26/1991 | CA1280645C Protection of marine installations from moving ice |
| 02/19/1991 | US4993876 Method and apparatus for protective encapsulation of structural members |
| 02/19/1991 | US4993347 Offshore harbor |
| 02/12/1991 | US4991996 Work enclosure for servicing marine structures |
| 02/12/1991 | CA1279998C Lip-type sealing system for a removable bottom founded structure |
| 01/29/1991 | CA1279486C Elastomeric seal for removable bottom founded structure |
| 01/22/1991 | US4987036 Applying closely-spaced strips of copper or alloy thereof to uncured neoprene, curing, shrinkage to form continuous coating |
| 01/15/1991 | WO1991001411A1 Jackable oil rigs and corner columns for producing legs in an oil rig |
| 01/15/1991 | CA2063380A1 Jackable oil rigs and corner columns for producing legs in an oil rig |
| 01/15/1991 | CA1278959C Bearing structure and a floating vessel comprising such structure |
| 01/08/1991 | US4983074 Offshore support structure method and apparatus |
| 01/08/1991 | US4983073 Column stabilized platform with improved heave motion |
| 12/27/1990 | EP0404305A1 Inflatable packer for sealing annulus |
| 12/26/1990 | CN1010960B Removable closure device |
| 12/04/1990 | US4974996 Process and device for the precision positioning of bodies on fixed structures under high depth waters |
| 12/04/1990 | CA1277185C Ice deflector |
| 11/28/1990 | EP0385992A4 Offshore access systems |
| 11/27/1990 | US4973200 Method for manoeuvering a superstructure element relative to a fixed construction arranged in water, method for constructing a building structure and building structure constructed according to such a method |
| 11/27/1990 | US4973199 Offshore platform and method of assembling |
| 11/27/1990 | US4973198 Offshore drilling rig transfer |
| 11/13/1990 | US4969776 Method for installing a marine structure |
| 11/07/1990 | EP0179924B1 Unit marine structure |
| 11/06/1990 | US4968184 Grout packer |
| 11/06/1990 | US4968181 Shock absorber and method for offshore jack-up rigs |
| 11/06/1990 | US4968180 Oscillating marine platform connected via a shear device to a rigid base |
| 11/06/1990 | CA1275788C Method for providing a tubular node in a frame work truss structure such as offshore platforms for oil drilling and production |
| 10/30/1990 | US4966496 Method of erecting offshore platforms |
| 10/23/1990 | US4964749 Joint piece |
| 10/18/1990 | WO1990012158A1 Platform recovery and re-use unit |
| 10/16/1990 | US4963058 Protective barrier for the protection of offshore marine works, and method of installation of the same |
| 10/16/1990 | CA1275177C Equipment for carrying out work, under dry conditions, on an underwater structure |
| 10/10/1990 | EP0391736A2 Underwater wall construction |
| 09/25/1990 | US4958960 Well conductor support structure and method for using |
| 09/12/1990 | EP0385992A1 Offshore access systems |
| 08/29/1990 | EP0271566B1 Riser tensioner |
| 08/23/1990 | WO1990003470A3 Method and apparatus for erecting and removing offshore structures |
| 08/01/1990 | EP0265446B1 A method for constructing very large modules |
| 07/25/1990 | CN1044142A A method and a device for mouting the piles associated with the installation of a pile-founded offshore platform |
| 07/17/1990 | US4941775 Cathodic protection of critical offshore marine structure critical components by making the critical component noble (passive) to the balance of the platform |
| 07/12/1990 | WO1990008232A1 A method and a device for mounting the piles associated with the installation of a pile-founded offshore platform |
| 07/12/1990 | CA2044587A1 Method and a device for mounting the piles associated with the installation of a pile-founded offshore platform |
| 07/04/1990 | CN1008641B Walking and seating on floor type well drilling plateform |
| 07/03/1990 | US4938628 System for moving drilling module to fixed platform |