WO2007136978A3 - Dropping sub method and apparatus - Google Patents

Dropping sub method and apparatus Download PDF

Info

Publication number
WO2007136978A3
WO2007136978A3 PCT/US2007/068026 US2007068026W WO2007136978A3 WO 2007136978 A3 WO2007136978 A3 WO 2007136978A3 US 2007068026 W US2007068026 W US 2007068026W WO 2007136978 A3 WO2007136978 A3 WO 2007136978A3
Authority
WO
WIPO (PCT)
Prior art keywords
sub method
dropping sub
dropping
rig
disclosed
Prior art date
Application number
PCT/US2007/068026
Other languages
French (fr)
Other versions
WO2007136978A2 (en
Inventor
Terry P Robichaux
Kenneth G Caillouet
Original Assignee
Mako Rentals Inc
Terry P Robichaux
Kenneth G Caillouet
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
Application filed by Mako Rentals Inc, Terry P Robichaux, Kenneth G Caillouet filed Critical Mako Rentals Inc
Publication of WO2007136978A2 publication Critical patent/WO2007136978A2/en
Publication of WO2007136978A3 publication Critical patent/WO2007136978A3/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads
    • E21B33/05—Cementing-heads, e.g. having provision for introducing cementing plugs
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/068—Well heads; Setting-up thereof having provision for introducing objects or fluids into, or removing objects from, wells

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Jet Pumps And Other Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

In one embodiment a method and apparatus for an improved loading sub method and apparatus is disclosed. In one embodiment the method and apparatus can be used to pump various pump down means into the well bore from the rig.
PCT/US2007/068026 2006-05-02 2007-05-02 Dropping sub method and apparatus WO2007136978A2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US74623006P 2006-05-02 2006-05-02
US60/746,230 2006-05-02
US88551607P 2007-01-18 2007-01-18
US60/885,516 2007-01-18

Publications (2)

Publication Number Publication Date
WO2007136978A2 WO2007136978A2 (en) 2007-11-29
WO2007136978A3 true WO2007136978A3 (en) 2008-02-21

Family

ID=38723950

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/068026 WO2007136978A2 (en) 2006-05-02 2007-05-02 Dropping sub method and apparatus

Country Status (1)

Country Link
WO (1) WO2007136978A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101748983B (en) * 2008-12-12 2013-01-16 中国石油大学(北京) Protector for oil pipe working under pressure used for oil well

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235021A (en) * 1978-03-16 1980-11-25 Dresser Industries, Inc. Measuring while drilling tool
US5890538A (en) * 1997-04-14 1999-04-06 Amoco Corporation Reverse circulation float equipment tool and process
US5960881A (en) * 1997-04-22 1999-10-05 Jerry P. Allamon Downhole surge pressure reduction system and method of use
US20050247458A1 (en) * 2004-05-07 2005-11-10 Stevens Michael D Methods and apparatus for use in subterranean cementing operations

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235021A (en) * 1978-03-16 1980-11-25 Dresser Industries, Inc. Measuring while drilling tool
US5890538A (en) * 1997-04-14 1999-04-06 Amoco Corporation Reverse circulation float equipment tool and process
US5960881A (en) * 1997-04-22 1999-10-05 Jerry P. Allamon Downhole surge pressure reduction system and method of use
US20050247458A1 (en) * 2004-05-07 2005-11-10 Stevens Michael D Methods and apparatus for use in subterranean cementing operations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101748983B (en) * 2008-12-12 2013-01-16 中国石油大学(北京) Protector for oil pipe working under pressure used for oil well

Also Published As

Publication number Publication date
WO2007136978A2 (en) 2007-11-29

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