EG24151A - Dynamic annualr pressure control apparatus and method - Google Patents

Dynamic annualr pressure control apparatus and method

Info

Publication number
EG24151A
EG24151A EGNA2005000462A EG24151A EG 24151 A EG24151 A EG 24151A EG NA2005000462 A EGNA2005000462 A EG NA2005000462A EG 24151 A EG24151 A EG 24151A
Authority
EG
Egypt
Prior art keywords
annualr
dynamic
control apparatus
pressure control
pressure
Prior art date
Application number
Other languages
English (en)
Inventor
Egbert Van Riet
Original Assignee
Shell Int Research
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32987210&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EG24151(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of EG24151A publication Critical patent/EG24151A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
EGNA2005000462 2003-02-18 2005-08-15 Dynamic annualr pressure control apparatus and method EG24151A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/368,128 US6904981B2 (en) 2002-02-20 2003-02-18 Dynamic annular pressure control apparatus and method
EP0308644 2003-08-01

Publications (1)

Publication Number Publication Date
EG24151A true EG24151A (en) 2008-08-19

Family

ID=32987210

Family Applications (1)

Application Number Title Priority Date Filing Date
EGNA2005000462 EG24151A (en) 2003-02-18 2005-08-15 Dynamic annualr pressure control apparatus and method

Country Status (12)

Country Link
US (1) US6904981B2 (xx)
EP (1) EP1595057B2 (xx)
CN (1) CN100343475C (xx)
AR (1) AR043196A1 (xx)
AU (1) AU2004213597B2 (xx)
BR (1) BRPI0407538B1 (xx)
CA (1) CA2516277C (xx)
EG (1) EG24151A (xx)
MX (1) MXPA05008753A (xx)
OA (1) OA13030A (xx)
RU (1) RU2336407C2 (xx)
WO (1) WO2004074627A1 (xx)

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EP1595057B2 (en) 2018-06-20
EP1595057A1 (en) 2005-11-16
CA2516277C (en) 2010-07-27
WO2004074627A1 (en) 2004-09-02
AU2004213597A1 (en) 2004-09-02
CA2516277A1 (en) 2004-09-02
AR043196A1 (es) 2005-07-20
BRPI0407538A (pt) 2006-02-14
RU2336407C2 (ru) 2008-10-20
MXPA05008753A (es) 2005-09-20
BRPI0407538B1 (pt) 2015-05-26
CN1751169A (zh) 2006-03-22
EP1595057B1 (en) 2006-07-19
AU2004213597B2 (en) 2007-05-31
US6904981B2 (en) 2005-06-14
RU2005129085A (ru) 2006-01-27
US20030196804A1 (en) 2003-10-23
CN100343475C (zh) 2007-10-17
OA13030A (en) 2006-11-10

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