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Class Information
Number: 405/189
Name: Hydraulic and earth engineering > Diving > Underwater docking or mooring > With communication between inhabitable enclosures
Description: Method or apparatus in which the diving apparatus comprises a compartment containing a breathable gaseous environment and a hatchway leading to the same, and means are provided for attaching said diving apparatus to a submerged vessel or structure which also includes a compartment, whereby the compartments of diving apparatus and the vessel or structure are in communication with each other via said hatchway.

Patents under this class:

Patent Number Title Of Patent Date Issued
8009517 Wireless communication system, transmitting device, receiving device and information processing apparatus Aug. 30, 2011
7086807 Subsea connection apparatus Aug. 8, 2006
6832874 Modular seabed processing system Dec. 21, 2004
5755532 Articulating pressure conduit May. 26, 1998
5639183 Installing cable-ducts Jun. 17, 1997
5156492 Underwater swimming apparatus Oct. 20, 1992
4904117 Access apparatus connecting a first and second chamber at great water depths Feb. 27, 1990
4753552 Dry and/or wet one-atmosphere underwater system Jun. 28, 1988
4604001 Jackdown tension leg platform Aug. 5, 1986
4333414 Submersible twin-hull watercraft Jun. 8, 1982
4302652 Method of welding the ends of submerged pipes by sleeve abutment Nov. 24, 1981
4268191 Stand-by service structure for casual off-shore attendance May. 19, 1981
4186532 Underwater observatory Feb. 5, 1980
4171175 Apparatus for underwater welding of pipes Oct. 16, 1979
3988898 Pipelines and marine platforms Nov. 2, 1976
3967462 Method and apparatus for joining a subsea pipeline to an offshore platform riser Jul. 6, 1976

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