US Patent Application No: 2010/0307,763

Number of patents in Portfolio can not be more than 2000

SUBSEA HORIZONTAL CHRISTMAS TREE

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to a horizontal Christmas tree comprising a central bore (72) and a horizontal outlet (70) extending laterally from the central bore. A tubing hanger (74) is locked into the central bore and connected to a production tubing (76) extending into the well. The tubing hanger comprises a first passage (78) axially aligned with the production tubing and a second passage (80) extending laterally from the first passage and aligned with the outlet. The first passage comprises means for releasable fastening of at least one plugging device (1a, 1b) for plugging the first passage above the second passage.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
FMC KONGSBERG SUBSEA ASKONGSBERG25

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moe, Sigurd Oslo, NO 3 6

Cited Art Landscape

Patent Info (Count) # Cites Year
 
COOPER CAMERON CORPORATION (1)
* 5,544,707 Wellhead 111 1994
 
FMC KONGSBERG SUBSEA AS (1)
* 7,654,329 Dual-type plug for wellhead 1 2004
 
INTELLISERV, LLC (1)
* 2009/0173,493 INTERFACE AND METHOD FOR TRANSMITTING INFORMATION TO AND FROM A DOWNHOLE TOOL 4 2009
 
SCHLUMBERGER TECHNOLOGY CORPORATION (1)
* 4,767,349 Wet electrical connector 36 1986
 
VO OFFSHORE LIMITED (1)
* 4,363,168 Method of forming an electrical connection underwater 16 1980
* Cited By Examiner

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