GB356404A - Method and apparatus for deflecting a slanting bore-hole into a vertical direction - Google Patents

Method and apparatus for deflecting a slanting bore-hole into a vertical direction

Info

Publication number
GB356404A
GB356404A GB2258530A GB2258530A GB356404A GB 356404 A GB356404 A GB 356404A GB 2258530 A GB2258530 A GB 2258530A GB 2258530 A GB2258530 A GB 2258530A GB 356404 A GB356404 A GB 356404A
Authority
GB
United Kingdom
Prior art keywords
wedge
borehole
clinometer
lowered
marking
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
GB2258530A
Other languages
English (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.)
ALPHONS GERARD HUBERT STRAATMA
Bataafsche Petroleum Maatschappij NV
Original Assignee
ALPHONS GERARD HUBERT STRAATMA
Bataafsche Petroleum Maatschappij NV
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 to NL26635D priority Critical patent/NL26635C/xx
Priority to DE1929N0030705 priority patent/DE568941C/de
Application filed by ALPHONS GERARD HUBERT STRAATMA, Bataafsche Petroleum Maatschappij NV filed Critical ALPHONS GERARD HUBERT STRAATMA
Priority to GB2258530A priority patent/GB356404A/en
Publication of GB356404A publication Critical patent/GB356404A/en
Expired legal-status Critical Current

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/10—Correction of deflected boreholes
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock

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)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB2258530A 1930-07-26 1930-07-26 Method and apparatus for deflecting a slanting bore-hole into a vertical direction Expired GB356404A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL26635D NL26635C (bg) 1930-07-26
DE1929N0030705 DE568941C (de) 1930-07-26 1929-07-27 Verfahren zum Vertikalrichten eines abweichenden Bohrloches mittels Richtkeiles und Klinometers
GB2258530A GB356404A (en) 1930-07-26 1930-07-26 Method and apparatus for deflecting a slanting bore-hole into a vertical direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2258530A GB356404A (en) 1930-07-26 1930-07-26 Method and apparatus for deflecting a slanting bore-hole into a vertical direction

Publications (1)

Publication Number Publication Date
GB356404A true GB356404A (en) 1931-09-10

Family

ID=10181803

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2258530A Expired GB356404A (en) 1930-07-26 1930-07-26 Method and apparatus for deflecting a slanting bore-hole into a vertical direction

Country Status (3)

Country Link
DE (1) DE568941C (bg)
GB (1) GB356404A (bg)
NL (1) NL26635C (bg)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3902869C1 (bg) * 1989-02-01 1990-04-12 Eastman Christensen Co., Salt Lake City, Utah, Us

Also Published As

Publication number Publication date
DE568941C (de) 1933-01-26
NL26635C (bg) 1931-11-16

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