FR1324475A - Drilling device, in particular for boreholes - Google Patents

Drilling device, in particular for boreholes

Info

Publication number
FR1324475A
FR1324475A FR894699A FR894699A FR1324475A FR 1324475 A FR1324475 A FR 1324475A FR 894699 A FR894699 A FR 894699A FR 894699 A FR894699 A FR 894699A FR 1324475 A FR1324475 A FR 1324475A
Authority
FR
France
Prior art keywords
boreholes
drilling device
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
FR894699A
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 FR894699A priority Critical patent/FR1324475A/en
Application granted granted Critical
Publication of FR1324475A publication Critical patent/FR1324475A/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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/022—Top drives
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
FR894699A 1962-04-17 1962-04-17 Drilling device, in particular for boreholes Expired FR1324475A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR894699A FR1324475A (en) 1962-04-17 1962-04-17 Drilling device, in particular for boreholes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR894699A FR1324475A (en) 1962-04-17 1962-04-17 Drilling device, in particular for boreholes

Publications (1)

Publication Number Publication Date
FR1324475A true FR1324475A (en) 1963-04-19

Family

ID=8777030

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894699A Expired FR1324475A (en) 1962-04-17 1962-04-17 Drilling device, in particular for boreholes

Country Status (1)

Country Link
FR (1) FR1324475A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221167B (en) * 1964-02-25 1966-07-21 K E Riso K G Dipl Ing Portable drill for use in mining operations
CN116871560A (en) * 2023-09-06 2023-10-13 贵州汇通申发钢结构有限公司 Drilling device for assembled steel grid member

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221167B (en) * 1964-02-25 1966-07-21 K E Riso K G Dipl Ing Portable drill for use in mining operations
CN116871560A (en) * 2023-09-06 2023-10-13 贵州汇通申发钢结构有限公司 Drilling device for assembled steel grid member
CN116871560B (en) * 2023-09-06 2023-11-03 贵州汇通申发钢结构有限公司 Drilling device for assembled steel grid member

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