Riser bundle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 31, 2001
Grant Date -
N/A
app pub date -
Dec 23, 1999
filing date -
Feb 17, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A riser bundle comprising a number of risers (2) extending in a wave configuration from the bottom of a body of water up to a floating vessel or the like, the riser bundle (1) along its length being provided with means giving different portions (5, 6 7) along the wave configuration different submerged weight and net buoyancy. The risers (2) are arranged around a centrally extending tube (3) and are surrounded by a tubular outer casing (4), the central tube (3) and the interspaces (8) between the risers (2), along different portions of the wave configuration in operation being filled with materials of different density. Thereby there is achieved at least one light portion (5) of the configuration having a desired positive net buoyancy, and a heavy portion (6 resp. 7) on each side of the light portion (5) having a desired positive submerged weight.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully