| Patents for B63B 21 - Tying-up; Shifting, towing, or pushing equipment; Anchoring (8,373) |
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| 10/03/1991 | WO1991014615A1 Mooring system |
| 10/01/1991 | US5052323 Barge transport system |
| 10/01/1991 | US5052322 Ship with mooring means |
| 10/01/1991 | CA2031911A1 Boat hook device |
| 10/01/1991 | CA1289820C Drag anchor |
| 09/24/1991 | US5051035 Bearing system for a turning means |
| 09/24/1991 | US5050522 Apparatus for connecting a pusher boat and a barge |
| 09/24/1991 | US5050521 Mooring line system |
| 09/24/1991 | US5050445 Streamlined guide wire cover apparatus |
| 09/10/1991 | US5046442 Standoff mooring bar for boats |
| 08/28/1991 | EP0442929A1 Holding and storage device for rope. |
| 08/27/1991 | US5042414 Anchoring device with stabilizing piece |
| 08/27/1991 | US5042413 Device for severing underwater mooring lines and cables |
| 08/22/1991 | DE4019923A1 Swivelling shackle attaching anchor to chain - has body cast in two halves which are welded together |
| 08/21/1991 | EP0442669A1 Improved anchor retrieving device |
| 08/20/1991 | CA1287775C Boat dock mooring device |
| 08/14/1991 | EP0441413A1 Method of installation for deep water tension leg platform |
| 08/13/1991 | US5039255 Termination for kinkable rope |
| 08/11/1991 | CA2035855A1 Anchor retrieving device |
| 07/31/1991 | EP0141814B1 Sea anchor for changeable drag |
| 07/30/1991 | CA1286923C Mechanism for tensioning a moving chain |
| 07/30/1991 | CA1286881C Photoactivatable leuco base time-temperature indicator |
| 07/25/1991 | WO1991010923A1 Connector for trailing instrumentation |
| 07/24/1991 | EP0438258A2 Method for the casting of anchors and mooring of platforms, and an anchor casting unit |
| 07/17/1991 | EP0221153B1 Mooring and transfer system and method |
| 07/16/1991 | US5032095 Marine engine with galvanic circuit protection |
| 07/16/1991 | CA2032609A1 System for the casting of anchors and mooring of platforms and anchor casting unit |
| 07/16/1991 | CA1286091C Clamp device |
| 07/09/1991 | CA1285994C Acknowledge back pager with apparatus for controlling transmit frequency |
| 06/25/1991 | US5025746 Sea anchor assembly for kayak |
| 06/25/1991 | US5025742 Turret mooring for an oil tanker |
| 06/25/1991 | CA1285187C Aramid composite well riser for deep water offshore structures |
| 06/19/1991 | CN1012891B Device in connection with anchor winch |
| 06/18/1991 | CA1284918C Anchor |
| 06/12/1991 | CN1012810B Drag anchor |
| 06/04/1991 | US5020942 Floating platform |
| 05/30/1991 | WO1991007312A1 Submersible vehicle |
| 05/30/1991 | WO1991007310A1 Winch for towing submerged objects |
| 05/29/1991 | EP0428814A1 Articulated weight-adjustable anchor |
| 05/21/1991 | US5016556 Sea anchor or drogue |
| 05/14/1991 | US5016026 Load recording rope thimble |
| 05/14/1991 | US5014638 Mooring construction for a boat |
| 05/08/1991 | EP0425497A1 Marine anchor. |
| 05/08/1991 | CN1051148A Marine propulsion apparatus |
| 05/07/1991 | CA1283812C Ring paravane |
| 04/23/1991 | US5009181 Tying a boat to an object |
| 04/18/1991 | DE3933398A1 Rope for towing fishing net through water etc. - comprises inner section receiving traction forces and outer section minimising resistance |
| 04/10/1991 | EP0417123A4 Rotating lug anchor connector |
| 04/09/1991 | US5005508 Anchor assembly |
| 04/09/1991 | CA1282648C Mooring device |
| 04/02/1991 | US5004388 For installation in a deck of a boat |
| 04/02/1991 | US5004272 Tendon bottom connector for a tension leg platform |
| 04/02/1991 | US5003910 Anchor |
| 04/02/1991 | US5003907 Boat hook |
| 03/27/1991 | EP0418238A1 Turret device. |
| 03/26/1991 | US5002433 System for transferring fluids from a piping system in a ship's hull to a turning device, and vice versa |
| 03/26/1991 | US5002003 Boat mooring device |
| 03/26/1991 | US5002002 Method for securing anchors |
| 03/20/1991 | EP0417123A1 Rotating lug anchor connector. |
| 03/19/1991 | US5000110 Towline depressor |
| 03/12/1991 | WO1991003397A1 Anchor |
| 03/12/1991 | US4998899 Mooring line flotation device |
| 03/12/1991 | US4998497 Mooring system for vessels |
| 03/12/1991 | CA2066275A1 Anchor |
| 03/06/1991 | EP0415434A1 Means of connecting a pusher boat and a barge |
| 03/05/1991 | CA1280944C Single line mooring system |
| 03/02/1991 | CA2024200A1 Means of connecting a pusher boat and a barge |
| 02/26/1991 | US4995762 Semisubmersible vessel with captured constant tension buoy |
| 02/26/1991 | US4995326 Anchor with cross connection |
| 02/21/1991 | WO1991001912A1 Underwater towable apparatus |
| 02/12/1991 | US4992999 Submarine drone for carrying a barrel stave-type transducer array |
| 02/12/1991 | US4991534 Device designed to keep a towed underwater vehicle submerged and method for the use of said device |
| 02/05/1991 | US4990030 Hybrid composite mooring element for deep water offshore structures |
| 01/29/1991 | US4987847 Anchor retrieving device |
| 01/29/1991 | CA1279532C Device for laying-out and breaking-out of the sea-bottom and weighing an anchor |
| 01/22/1991 | US4986207 Boat hook device |
| 01/15/1991 | US4984527 Device for the remote assembly of two members |
| 01/15/1991 | CA1278959C Bearing structure and a floating vessel comprising such structure |
| 01/15/1991 | CA1278958C Sea anchor |
| 01/09/1991 | CN2068942U Hydraulic anchor windlass |
| 01/08/1991 | CA1278725C Anchor |
| 12/27/1990 | CA1278224C Anchoring system for floating structure |
| 12/19/1990 | CN1047832A Method for increasing transport capacity of ships by using hydraulic machine |
| 12/18/1990 | US4977846 Boat mooring device |
| 12/18/1990 | CA1278085C Method and device for locating submerged objects in relationship to a towing ship |
| 11/28/1990 | EP0399719A1 Bearing device for a turntable or the like used in anchoring vessels |
| 11/28/1990 | EP0399335A1 Damper system for a floating structure |
| 11/28/1990 | EP0399090A2 Float for hydraulic engineering works |
| 11/27/1990 | US4972793 Anchor |
| 11/24/1990 | CA2017487A1 Bearing device for a turning means |
| 11/22/1990 | EP0398740A1 Anchor retrieving device |
| 11/20/1990 | US4970981 Chute river mine sweep |
| 11/13/1990 | US4969413 Sea- or drag-anchor |
| 11/08/1990 | CA2011040A1 Pliant anchoring device for use with disposable ballast |
| 11/06/1990 | US4968278 Flotation platform |
| 11/06/1990 | US4968183 Arrangement for anchoring the legs of a marine tension leg platform in a foundation on the sea floor |
| 11/06/1990 | US4967681 Shock absorber for mooring cables |
| 10/31/1990 | EP0394357A1 Acknowledge back pager with apparatus for controlling transmit frequency. |
| 10/30/1990 | US4966495 Semisubmersible vessel with captured constant tension buoy |
| 10/27/1990 | CA2015664A1 Method and device for picking up a submerged body |