GB9126509D0 - Process and arrangement for sinking a deep borehole - Google Patents

Process and arrangement for sinking a deep borehole

Info

Publication number
GB9126509D0
GB9126509D0 GB919126509A GB9126509A GB9126509D0 GB 9126509 D0 GB9126509 D0 GB 9126509D0 GB 919126509 A GB919126509 A GB 919126509A GB 9126509 A GB9126509 A GB 9126509A GB 9126509 D0 GB9126509 D0 GB 9126509D0
Authority
GB
United Kingdom
Prior art keywords
sinking
arrangement
deep borehole
borehole
deep
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.)
Granted
Application number
GB919126509A
Other versions
GB2250764A (en
GB2250764B (en
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.)
Individual
Original Assignee
Individual
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 DE19904040155 external-priority patent/DE4040155C2/en
Application filed by Individual filed Critical Individual
Publication of GB9126509D0 publication Critical patent/GB9126509D0/en
Publication of GB2250764A publication Critical patent/GB2250764A/en
Application granted granted Critical
Publication of GB2250764B publication Critical patent/GB2250764B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/16—Drill collars
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/10—Correction of deflected boreholes
GB9126509A 1990-12-15 1991-12-13 Process and arrangement for sinking a deep bore-hole Expired - Fee Related GB2250764B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904040155 DE4040155C2 (en) 1990-07-11 1990-12-15 Rotary rinsing drilling method for deep drilling

Publications (3)

Publication Number Publication Date
GB9126509D0 true GB9126509D0 (en) 1992-02-12
GB2250764A GB2250764A (en) 1992-06-17
GB2250764B GB2250764B (en) 1995-06-21

Family

ID=6420449

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9126509A Expired - Fee Related GB2250764B (en) 1990-12-15 1991-12-13 Process and arrangement for sinking a deep bore-hole

Country Status (3)

Country Link
GB (1) GB2250764B (en)
NL (1) NL9102084A (en)
NO (1) NO914921L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4431229A1 (en) * 1994-09-02 1996-03-07 Tanke Oil Field Dev Gmbh Arrangement for drilling a deep hole with a hydrostatic decoupling element
CN107642337B (en) * 2017-11-06 2019-02-19 中国矿业大学 A kind of machine integrated drilling rod of twin tip drill formula coal mining

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB764099A (en) * 1954-12-10 1956-12-19 Bataafsche Petroleum Improvements in or relating to well drilling assemblies
GB846332A (en) * 1958-01-01 1960-08-31 James Edwin Hill Improvements in or relating to well drilling
GB2093088A (en) * 1981-02-17 1982-08-25 Mustang Tripsaver Inc Technique for Damping Oscillations in a Drill String

Also Published As

Publication number Publication date
NO914921L (en) 1992-06-16
GB2250764A (en) 1992-06-17
GB2250764B (en) 1995-06-21
NO914921D0 (en) 1991-12-13
NL9102084A (en) 1992-07-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991213

728V Application for restoration filed (sect. 28/1977)
7281 Application for restoration withdrawn (sect. 28/1977)