FR1430764A - Improvements to polar coordinate positioning devices for perforators - Google Patents

Improvements to polar coordinate positioning devices for perforators

Info

Publication number
FR1430764A
FR1430764A FR13990A FR13990A FR1430764A FR 1430764 A FR1430764 A FR 1430764A FR 13990 A FR13990 A FR 13990A FR 13990 A FR13990 A FR 13990A FR 1430764 A FR1430764 A FR 1430764A
Authority
FR
France
Prior art keywords
perforators
polar coordinate
positioning devices
coordinate positioning
devices
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
FR13990A
Other languages
French (fr)
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
Priority to FR13990A priority Critical patent/FR1430764A/en
Application granted granted Critical
Publication of FR1430764A publication Critical patent/FR1430764A/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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/006—Means for anchoring the drilling machine to the ground
FR13990A 1965-04-21 1965-04-21 Improvements to polar coordinate positioning devices for perforators Expired FR1430764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR13990A FR1430764A (en) 1965-04-21 1965-04-21 Improvements to polar coordinate positioning devices for perforators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR13990A FR1430764A (en) 1965-04-21 1965-04-21 Improvements to polar coordinate positioning devices for perforators

Publications (1)

Publication Number Publication Date
FR1430764A true FR1430764A (en) 1966-03-04

Family

ID=8576877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13990A Expired FR1430764A (en) 1965-04-21 1965-04-21 Improvements to polar coordinate positioning devices for perforators

Country Status (1)

Country Link
FR (1) FR1430764A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414617A1 (en) * 1978-01-17 1979-08-10 Coal Industry Patents Ltd MULTIPLE DRILL MAST PUNCHING EQUIPMENT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414617A1 (en) * 1978-01-17 1979-08-10 Coal Industry Patents Ltd MULTIPLE DRILL MAST PUNCHING EQUIPMENT

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