DK505484D0 - PROCEDURE AND APPARATUS FOR USE BY CLOSING A DRILL LINER - Google Patents

PROCEDURE AND APPARATUS FOR USE BY CLOSING A DRILL LINER

Info

Publication number
DK505484D0
DK505484D0 DK505484A DK505484A DK505484D0 DK 505484 D0 DK505484 D0 DK 505484D0 DK 505484 A DK505484 A DK 505484A DK 505484 A DK505484 A DK 505484A DK 505484 D0 DK505484 D0 DK 505484D0
Authority
DK
Denmark
Prior art keywords
closing
procedure
liner
drill
drill liner
Prior art date
Application number
DK505484A
Other languages
Danish (da)
Other versions
DK505484A (en
Inventor
Joachim Albert Hoppe
John Olson Wambaugh
Clinton Shonrock
Original Assignee
Schlumberger Ltd
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
Priority claimed from US06/544,658 external-priority patent/US4554973A/en
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of DK505484D0 publication Critical patent/DK505484D0/en
Publication of DK505484A publication Critical patent/DK505484A/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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • E21B33/1216—Anti-extrusion means, e.g. means to prevent cold flow of rubber packing
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/128—Packers; Plugs with a member expanded radially by axial pressure
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing
    • E21B33/1293—Packers; Plugs with mechanical slips for hooking into the casing with means for anchoring against downward and upward movement
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
    • E21B33/134—Bridging plugs
DK505484A 1983-10-24 1984-10-23 PROCEDURE AND APPARATUS FOR USE BY CLOSING A DRILL LINER DK505484A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54465983A 1983-10-24 1983-10-24
US06/544,658 US4554973A (en) 1983-10-24 1983-10-24 Apparatus for sealing a well casing

Publications (2)

Publication Number Publication Date
DK505484D0 true DK505484D0 (en) 1984-10-23
DK505484A DK505484A (en) 1985-04-25

Family

ID=27067690

Family Applications (1)

Application Number Title Priority Date Filing Date
DK505484A DK505484A (en) 1983-10-24 1984-10-23 PROCEDURE AND APPARATUS FOR USE BY CLOSING A DRILL LINER

Country Status (4)

Country Link
BR (1) BR8405402A (en)
DK (1) DK505484A (en)
MX (1) MX161012A (en)
OA (1) OA07845A (en)

Also Published As

Publication number Publication date
BR8405402A (en) 1985-09-03
MX161012A (en) 1990-06-29
OA07845A (en) 1986-11-20
DK505484A (en) 1985-04-25

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment