US Patent No: 6,182,763

Number of patents in Portfolio can not be more than 2000

Subsea module

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Importance

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Abstract

Subsea unit for offshore production of oil or gas, comprising one or more wellheads with associated christmas trees provided on or at a bottom frame (template). On or at the template there is mounted a swivel device, having fluid connection to the christmas tree or trees and being provided with connection members for risers and an umbilical or control cable from a production vessel at the sea surface.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
DEN NORSKE STATS OLJESELSKAP A.S.STAVANGER159

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eide, Jo slashedrgen Fana, NO 4 25
Ingebrigtsen, Atle Nesttun, NO 9 32

Cited Art

Patent Info (Count) # Cites Year
 
PETROLEO BRASILEIRO S.A. - PETROBRAS (2)
5,040,607 Production system for subsea oil wells 19 1989
5,255,744 Subsea production system and method for line connection between a manifold and adjacent satellite wells 11 1991
 
CHEVRON RESEARCH COMPANY (1)
4,625,806 Subsea drilling and production system for use at a multiwell site 20 1984
 
KVAERNER NATIONAL, INC. (1)
4,211,281 Articulated plural well deep water production system 12 1979
 
MOBIL OIL CORPORATION (1)
4,398,846 Subsea riser manifold with structural spanning member for supporting production riser 8 1981

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
SCHLUMBERGER TECHNOLOGY CORPORATION (2)
6,763,889 Subsea intervention 26 2001
7,264,057 Subsea intervention 16 2004
 
EXXONMOBIL UPSTREAM RESEARCH COMPANY (1)
7,958,938 System and vessel for supporting offshore fields 2 2005
 
PETROLEO BRASILEIRO S.A. - PETROBRAS (1)
7,422,066 System for direct vertical connection between contiguous subsea equipment and method of installation of said connection 7 2005
 
SINGLE BUOY MOORINGS INC. (1)
7,793,723 Submerged loading system 1 2007