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Class Information
Number: 405/14
Name: Hydraulic and earth engineering > Means to expose a normally wetted surface,e.g., cofferdam, etc. > Connectable sections
Description: Method or apparatus wherein the enclosure means is composed of a plurality of segments having means which allow the segments to be readily joined together to form the enclosure.

Patents under this class:

Patent Number Title Of Patent Date Issued
8585324 Maintenance platform for off-shore construction Nov. 19, 2013
8235626 Adjustable system and method for carrying out work at an underwater structure Aug. 7, 2012
6840189 Method and apparatus for enabling work to be carried out on a submerged portion of a vessel Jan. 11, 2005
5806043 Method for providing customer on-line support via prepaid internet access Sep. 8, 1998
5595459 Cofferdam for 4', 8' and 12' diameter tanks Jan. 21, 1997
5061122 Method of constructing a man-made sea defense system in the open ocean Oct. 29, 1991
4991996 Work enclosure for servicing marine structures Feb. 12, 1991
4963058 Protective barrier for the protection of offshore marine works, and method of installation of the same Oct. 16, 1990
4648752 Marine template retaining wall and method of construction Mar. 10, 1987
4527926 Method for building a protective wall when constructing an underwater base Jul. 9, 1985
4386872 Dredge environ protection assembly Jun. 7, 1983
4273468 Tunnelling shields and like moveable apparatus Jun. 16, 1981
4242012 Method for constructing a multiseason ice platform Dec. 30, 1980
4202647 Buoyant base for marine platforms May. 13, 1980
4110990 Method and structure for rehabilitating sheet pile cellular coffer dams Sep. 5, 1978

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