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U.S. Department of Energy
Office of Scientific and Technical Information

Pneumatic riser tensioner

Patent ·
OSTI ID:6272601
An apparatus is described for supporting an elongate element from a buoyant offshore structure, comprising; a mounting frame adapted to be affixed to the buoyant offshore structure; a support connector adapted to be attached to an upper portion of the elongate element; a bellows having an expandable interior chamber, a first end affixed to the support connector and a second end affixed to the mounting frame; and a valve means connected to the chamber whereby gas may be introduced into or removed from expandable chamber.
Assignee:
Exxon Production Research Co., Houston, TX
Patent Number(s):
US 4808035
OSTI ID:
6272601
Country of Publication:
United States
Language:
English