CA1257580A - Outil de forage directionnel dirigeable a fond de forage - Google Patents

Outil de forage directionnel dirigeable a fond de forage

Info

Publication number
CA1257580A
CA1257580A CA000501754A CA501754A CA1257580A CA 1257580 A CA1257580 A CA 1257580A CA 000501754 A CA000501754 A CA 000501754A CA 501754 A CA501754 A CA 501754A CA 1257580 A CA1257580 A CA 1257580A
Authority
CA
Canada
Prior art keywords
bendable
outer casing
drilling
drill bit
casing member
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
CA000501754A
Other languages
English (en)
Inventor
William N. Schoeffler
Jerry J. Dugas
William C. Bentley
Joseph L. Stelly
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
Application filed by Individual filed Critical Individual
Priority to CA000501754A priority Critical patent/CA1257580A/fr
Application granted granted Critical
Publication of CA1257580A publication Critical patent/CA1257580A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
CA000501754A 1986-02-13 1986-02-13 Outil de forage directionnel dirigeable a fond de forage Expired CA1257580A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000501754A CA1257580A (fr) 1986-02-13 1986-02-13 Outil de forage directionnel dirigeable a fond de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000501754A CA1257580A (fr) 1986-02-13 1986-02-13 Outil de forage directionnel dirigeable a fond de forage

Publications (1)

Publication Number Publication Date
CA1257580A true CA1257580A (fr) 1989-07-18

Family

ID=4132466

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000501754A Expired CA1257580A (fr) 1986-02-13 1986-02-13 Outil de forage directionnel dirigeable a fond de forage

Country Status (1)

Country Link
CA (1) CA1257580A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115030660A (zh) * 2022-06-22 2022-09-09 应急管理部国家自然灾害防治研究院 一种用于路基边坡内部液化层注浆加固的钻进装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115030660A (zh) * 2022-06-22 2022-09-09 应急管理部国家自然灾害防治研究院 一种用于路基边坡内部液化层注浆加固的钻进装置
CN115030660B (zh) * 2022-06-22 2024-09-17 应急管理部国家自然灾害防治研究院 一种用于路基边坡内部液化层注浆加固的钻进装置

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Legal Events

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