Patents
Patents for B63C 7 - Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects (1,112)
05/1985
05/14/1985US4516349 Fishing bobber
04/1985
04/16/1985US4510878 Volume-adjustable divers lift bag
04/16/1985CA1185499A1 Breathing tube
03/1985
03/26/1985US4507093 Buoy device for automatic raising of submerged objects
03/20/1985EP0134737A1 Submarine suction cup of the low pressure by suction type
02/1985
02/26/1985US4501563 Marker buoy
02/19/1985US4499840 Method for the salvage of a sunken vessel
02/14/1985WO1985000571A1 Buoyant garment
02/12/1985US4498408 Lifting body for diving
01/1985
01/29/1985CA1181635A1 Buoy for marking the position of an underwater article such as a lobster pot
01/23/1985EP0073214B1 Self stable trimaran
09/1984
09/11/1984US4470335 Method and apparatus for remote attachment
08/1984
08/07/1984US4464129 Safety marker for divers
07/1984
07/03/1984US4457248 Multihull vessels
05/1984
05/15/1984US4448569 Lift sling emplacement device
05/01/1984US4445719 Release mechanism for a cylindrical object recovery device
04/1984
04/24/1984US4444425 Cylindrical object recovery device
04/10/1984US4441445 Self-righting multihull boat
03/1984
03/06/1984US4435132 Submersible pumping system
02/1984
02/28/1984US4433638 Automatic flotation release system
02/28/1984US4433633 Controlled gas generator system
08/1983
08/02/1983US4396095 Lift line tension limiter
08/02/1983CA1151281A1 Acoustic beacons
06/1983
06/07/1983US4386919 Float for loading hoses
04/1983
04/28/1983WO1983001425A1 Automatic flotation release system
03/1983
03/09/1983EP0073214A1 Self stable trimaran.
02/1983
02/09/1983EP0071536A1 Device for eliminating the leaks through the partitions surrounding the core of a P.W.R.
11/1982
11/09/1982US4357890 Stabilized, variable buoyancy apparatus
09/1982
09/02/1982WO1982002865A1 Self stable trimaran
08/1982
08/24/1982US4345462 Vessel location system
07/1982
07/13/1982US4338874 Inert gas supply and salvage system for oil tankers
07/06/1982CA1127014A1 Underwater lifting balloon
06/1982
06/02/1982EP0052837A2 Self righting multiple-hull boat
04/1982
04/29/1982WO1982001451A1 Vessel location system
03/1982
03/16/1982US4319372 Submarine rescue cable reel
02/1982
02/16/1982US4315651 Coupling for quick attachment to plate-like structure
12/1981
12/01/1981US4303036 Damage control craft
12/01/1981CA1113311A1 Water-immerged expandable cartridge
10/1981
10/21/1981EP0038218A1 Float for loading hoses
09/1981
09/22/1981US4290159 Sportsman's retriever
09/08/1981US4287903 Method and apparatus for recovering products of low pumpability
09/01/1981US4286539 Dual buoyancy device
08/1981
08/19/1981EP0033952A2 Auxiliary means for righting canted sails of wind-surf boards
08/18/1981US4284110 Apparatus for transfer of fluent materials from one container to another
08/04/1981US4281427 Warning and signalling device, especially for maritime purposes
07/1981
07/21/1981US4279405 Device for making emergency exits in a crushed transport means
07/07/1981US4276846 Recovery apparatus
06/1981
06/09/1981US4271552 Torpedo floatation device
02/1981
02/25/1981EP0024267A1 Underwater acoustic beacon
02/03/1981CA1094826A1 Method and apparatus for recuperating hard to pump materials
12/1980
12/24/1980WO1980002825A1 A method of reducing the escape of oil from oil tankers which have gone aground
11/1980
11/11/1980US4232417 Marine mammal retrieval apparatus
10/1980
10/14/1980US4227474 Catamaran equipped with re-righting device
09/1980
09/30/1980US4224707 Floating apparatus for the remote marking of the position of bodies fallen in water
09/23/1980US4223621 Multihull sailing vessel having means for righting capsized vessels incorporated therein
09/17/1980EP0015833A1 Floating reel
07/1980
07/08/1980US4211502 Breakaway pin release
06/1980
06/17/1980US4208172 Marina siphon device
04/1980
04/22/1980US4199006 Pneumatic valve
04/16/1980EP0009986A1 Support structure for use in water
04/01/1980US4195653 Method and apparatus for recovering products of low pumpability
04/01/1980US4195380 Life saving apparatus for vessels
01/1980
01/29/1980US4185345 Neg'ator spring powered underwater launching device
01/08/1980US4182257 Rescue equipment for submarine crafts
01/01/1980CA1068992A Life saving apparatus for vessels
07/1979
07/03/1979US4159692 Method of submerging floatation bodies and apparatus for performing same
06/1979
06/26/1979US4159006 Multihull vessels
05/1979
05/15/1979US4154185 Submersible apparatus for evacuating seawater from suction-type work-handling gripper members
05/08/1979US4153537 Cryothermal manipulation of petroleum
05/08/1979US4153001 Manned submarine
05/01/1979US4152690 Flexible transducer mount
03/1979
03/06/1979CA1049859A1 Sunken object position indicator
12/1978
12/12/1978US4129431 Cryothermal manipulation of petroleum
11/1978
11/28/1978US4126907 Spar float recovery capsule
11/07/1978US4123813 Buoyant float and flag assembly
10/1978
10/03/1978US4117795 Multi-hull self rescuing system
09/1978
09/19/1978US4114552 Cryothermal manipulation of petroleum
07/1978
07/25/1978US4102296 Marine safety signal device
07/18/1978US4100871 Rescue apparatus for submerged vessels
03/1978
03/28/1978US4080677 Portable diver distress signalling device
03/14/1978US4078509 Salvage apparatus and method
10/1977
10/25/1977US4055632 Controllable gas generator
10/25/1977US4055136 Multi-cell gas-filled bag and method for producing the same
10/04/1977US4051797 Steel boat hull salvaging assembly
09/1977
09/13/1977US4047390 Sea tent
08/1977
08/09/1977US4040135 Emergency locator system for locating and retrieving sunken vessels
07/1977
07/12/1977US4034568 Underwater clamping mechanism
07/05/1977US4033002 Life saving equipment for vessels
06/1977
06/28/1977US4031840 Process and apparatus for recovering sunken wrecks
06/28/1977US4031707 Cryothermal manipulation of petroleum spills on water
06/14/1977US4029233 Sonobuoy retainer plate
04/1977
04/19/1977US4017924 Life saving equipment for vessels
04/05/1977US4015873 Retriever
04/05/1977US4015810 Automatic float-off storage bracket
03/1977
03/29/1977US4014478 Security winch for divers
02/1977
02/15/1977US4007816 Portable salvage lift apparatus
01/1977
01/25/1977US4004310 Marker buoy recovery aid
01/04/1977US4000533 Anchoring device for buoyant life saving equipment
12/1976
12/21/1976US3997930 Retrieving device
11/1976
11/09/1976US3990379 Dredging apparatus
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