| 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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| 12/18/1984 | US4488705 Jacking apparatus |
| 12/18/1984 | CA1179514A1 Gravity base offshore production platform with ice- penetrating peripheral nose sections |
| 12/18/1984 | CA1179513A1 Icebreaker system for marine platforms |
| 12/18/1984 | CA1179512A1 Arctic offshore drilling base |
| 12/11/1984 | US4487526 Method of and structure for erecting an artificial island |
| 12/04/1984 | US4486125 Modular arctic structures system |
| 12/04/1984 | CA1178813A1 Sealing system for use on an offshore platform and a method of applying this sealing system |
| 12/04/1984 | CA1178812A1 Mobile bottom-founded caisson for arctic operations |
| 11/27/1984 | US4484841 Offshore platform structure for artic waters |
| 11/27/1984 | US4484840 Method and apparatus for installing anodes on steel platforms at offshore locations |
| 11/27/1984 | US4484839 Method and apparatus for installing anodes on steel platforms at offshore locations |
| 11/27/1984 | US4484838 Method and apparatus for installing anodes at underwater locations on offshore platforms |
| 11/20/1984 | US4483644 Cantilevered mobile marine rig with hydraulic load equalizer |
| 11/13/1984 | US4482272 Load transfer and monitoring system for use with jackup barges |
| 11/13/1984 | CA1177656A1 Method for building a 200 m plus high offshore concrete structure stabilized by its footing resting on the sea floor |
| 11/06/1984 | US4480491 Force limiting gear reducer for lifting pinion of self-elevating platform |
| 11/06/1984 | US4480480 System for assessing the integrity of structural systems |
| 10/31/1984 | EP0123401A1 An improved tower structure and method of fabricating such a structure |
| 10/31/1984 | EP0020686B1 Elevator device for a sea platform |
| 10/30/1984 | US4479401 Bolt lock device and method for bolt locking and unlocking relatively movable parts of a rack and pinion jack-up rig |
| 10/24/1984 | EP0122719A1 Tower structure |
| 10/23/1984 | US4478537 Stable marine platform structure |
| 10/23/1984 | US4478536 Adjustable length shock absorbing arrangement for a marine structure |
| 10/09/1984 | CA1175645A1 Method and apparatus for explosive-joining of pipes |
| 10/09/1984 | CA1175626A1 Hospital construction transportable by water |
| 10/02/1984 | US4474509 Method of erecting a marine structure utilizing a removable watertight plug assembly |
| 10/02/1984 | US4474508 Marine structures |
| 10/02/1984 | US4474129 Riser pipe fairing |
| 10/02/1984 | CA1175257A1 Torque limiting reducer for the lift gear of a self-elevating deck |
| 10/02/1984 | CA1175247A1 Gripping jack system |
| 10/02/1984 | CA1175246A1 Offshore tower structures |
| 09/25/1984 | US4473256 Chisel barge with shock absorbing system for mast |
| 09/25/1984 | CA1174826A1 Flexible terminal point for lattice work constructions |
| 09/18/1984 | US4472084 Device for absorbing impacts during lowering or lifting respectively of the support legs of an artificial island |
| 09/18/1984 | US4472083 Oil well rig with water tower |
| 09/11/1984 | US4471334 On-load tap-changing transformer |
| 09/11/1984 | US4470726 Leg closure |
| 09/11/1984 | US4470725 Offshore platform structure intended to be installed in arctic waters, subjected to drifting icebergs |
| 09/11/1984 | US4470723 Oscillatable marine installation and method for its construction |
| 09/11/1984 | CA1174063A1 Ice island construction |
| 09/04/1984 | CA1173656A1 Method of producing large bodies of ice |
| 08/28/1984 | US4468152 Icebreaker system for marine platforms |
| 08/28/1984 | CA1173261A1 Sliding tension leg tower |
| 08/28/1984 | CA1173260A1 Sliding leg tower |
| 08/28/1984 | CA1173259A1 Stacked concrete marine structure |
| 08/21/1984 | CA1172860A1 Ice island construction |
| 08/07/1984 | US4464083 Ice guard for protecting pilings |
| 07/24/1984 | CA1171401A1 Propulsive-force jack installation for producing the continuous movement of an oblong object in the direction of its axis and/or for moving an element along said object |
| 07/10/1984 | CA1170466A1 Leg load distribution and locking arrangement for jack-up type mobile offshore platform |
| 07/04/1984 | EP0112616A2 Closure for offshore platform leg |
| 06/26/1984 | US4456404 Method and apparatus for positioning a working barge above a sea surface |
| 06/26/1984 | US4456403 Device for absorbing horizontally directed impacts on the support legs of an artificial island during lowering and lifting of the legs respectively |
| 06/26/1984 | US4456402 Method for increasing the stability of an artificial island by means of pre-loading |
| 06/26/1984 | US4456224 Jacking mechanism for self-raising ocean platforms |
| 06/26/1984 | US4456072 Ice island structure and drilling method |
| 06/20/1984 | EP0110913A1 Artificial island or work platform. |
| 06/19/1984 | US4455109 Barge hull for offshore drilling rigs |
| 06/12/1984 | US4453859 Device for connecting and disconnecting the swivel of an oscillating marine platform and a method for putting the said device into use |
| 06/12/1984 | US4453858 Safety device for marine platform |
| 06/07/1984 | WO1984002151A1 Modular island drilling system |
| 05/30/1984 | EP0030540B1 A self-raising platform structure with a device for coupling together the platform and leg in any position with respect to each other |
| 05/29/1984 | US4451177 Guideline system for positioning subsea equipment |
| 05/29/1984 | US4451174 Monopod jackup drilling system |
| 05/16/1984 | EP0108275A1 Fender system for a floating structure |
| 05/15/1984 | US4448570 Method of constructing a concrete off-shore structure more than 200 m high stabilized on the sea bed by its own weight |
| 05/01/1984 | US4445807 Diverless subsea template levelling system and method |
| 05/01/1984 | US4445806 Sheet piling or mooring cell |
| 05/01/1984 | US4445805 Jack-up platform variable bearing assembly |
| 05/01/1984 | US4445524 Autonomous cleaning inspection device |
| 04/26/1984 | WO1984001592A1 Offshore platform structure having at least a superstructure and a substructure made of reinforced concrete and slipforming means for slipforming supporting columns of such structure |
| 04/24/1984 | CA1166030A1 Plug for offshore platforms and the like |
| 04/18/1984 | EP0105569A2 Structural information detector |
| 04/17/1984 | US4443131 Method for constructing an offshore platform structure having a plurality of supporting legs inclined inwardly towards each other |
| 04/17/1984 | US4443000 Flexible couplings for mechanical jacking devices used in the installation of marine platforms |
| 04/17/1984 | US4442651 Procedure and arrangement for laying the foundation of prefabricated plants ashore |
| 04/04/1984 | EP0104795A2 Method of grouting annulus |
| 04/04/1984 | EP0035023B1 Gravity base, jack-up platform method and apparatus |
| 04/03/1984 | CA1164669A1 Compliant pile system for supporting a guyed tower |
| 03/28/1984 | EP0103728A1 Method of operating offshore oil fields in shallow water and bank regions and loading and/or transferring the oil and artificial islands suited therefor |
| 03/27/1984 | CA1164229A1 Vertically movable marine working platform structure having vertically movable groundable support frames |
| 03/20/1984 | US4437794 Pyramidal offshore structure |
| 03/20/1984 | US4437793 Protecting means |
| 03/20/1984 | US4437792 Vertically moving platform supported on legs |
| 03/20/1984 | CA1163818A2 Showcase lock for sliding doors |
| 03/13/1984 | US4436454 Device for positioning an off-shore platform on its support structure |
| 03/13/1984 | CA1163462A1 Method of assembling and testing in dock vertically movable marine working platform structure having groundable support frames |
| 03/07/1984 | EP0102120A2 Floor for use in off-shore technology and ship building |
| 02/28/1984 | US4433581 Offshore platform structural assessment system |
| 02/28/1984 | CA1162752A1 Rope guiding device |
| 02/21/1984 | US4432669 Ice island construction |
| 02/21/1984 | US4432668 Foot joint for connecting a movable service tower of an off-shore station to a foundation |
| 02/21/1984 | US4432419 Retrievable plug |
| 02/14/1984 | US4431346 Method of producing large bodies of ice |
| 02/14/1984 | US4431345 Method of assembling and testing in dock vertically movable marine working platform structure having groundable support frames |
| 02/14/1984 | US4431344 Offshore drilling and producing structure |
| 02/14/1984 | US4431343 Leg clamping device for jack up platform |
| 02/08/1984 | EP0099938A1 Under-water supporting construction and its installation in deep waters for self raising sea platforms |
| 02/07/1984 | US4430023 Rope guiding device |
| 02/07/1984 | US4429742 Tubular alignment assembly |
| 01/31/1984 | US4428702 Sliding tension leg tower with pile base |