CA1035763A - Apparatus for borehole drilling - Google Patents

Apparatus for borehole drilling

Info

Publication number
CA1035763A
CA1035763A CA232,222A CA232222A CA1035763A CA 1035763 A CA1035763 A CA 1035763A CA 232222 A CA232222 A CA 232222A CA 1035763 A CA1035763 A CA 1035763A
Authority
CA
Canada
Prior art keywords
borehole drilling
borehole
drilling
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA232,222A
Other languages
French (fr)
Inventor
Harry E. Simpson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of CA1035763A publication Critical patent/CA1035763A/en
Expired legal-status Critical Current

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
    • 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
    • E21B33/124—Units with longitudinally-spaced plugs for isolating the intermediate space
    • E21B33/1243—Units with longitudinally-spaced plugs for isolating the intermediate space with inflatable sleeves
    • 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
    • E21B33/127—Packers; Plugs with inflatable sleeve
CA232,222A 1974-10-24 1975-07-25 Apparatus for borehole drilling Expired CA1035763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US517708A US3915227A (en) 1974-10-24 1974-10-24 Apparatus for borehole drilling

Publications (1)

Publication Number Publication Date
CA1035763A true CA1035763A (en) 1978-08-01

Family

ID=24060904

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,222A Expired CA1035763A (en) 1974-10-24 1975-07-25 Apparatus for borehole drilling

Country Status (2)

Country Link
US (1) US3915227A (en)
CA (1) CA1035763A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841819C3 (en) * 1978-09-22 1981-07-09 Mannesmann AG, 4000 Düsseldorf Ring seals for telescopic connectors of riser pipes for underwater drilling
US4377213A (en) * 1981-09-01 1983-03-22 Joy Manufacturing Company Dual bushing centralizer
US4744421A (en) * 1983-04-01 1988-05-17 Completion Tool Company Inflatable packer systems
GB9902436D0 (en) * 1999-02-04 1999-03-24 Solinst Canada Ltd Double acting packer
US20070182105A1 (en) * 2006-01-26 2007-08-09 Garlock Sealing Technologies, Llc. A Delaware Corporation Seal configuration
US7597146B2 (en) * 2006-10-06 2009-10-06 Halliburton Energy Services, Inc. Methods and apparatus for completion of well bores
GB0712345D0 (en) * 2007-06-26 2007-08-01 Metcalfe Paul D Downhole apparatus
DE102010010036B4 (en) * 2010-03-03 2011-11-24 Klemm Bohrtechnik Gmbh Drilling device with sealing arrangement and method for operating a drill drive unit
GB201019358D0 (en) 2010-11-16 2010-12-29 Darcy Technologies Ltd Downhole method and apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US597316A (en) * 1898-01-11 Hydraulic well-boring machine

Also Published As

Publication number Publication date
US3915227A (en) 1975-10-28

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