FR1126436A - Drilling apparatus in particular for geophysical prospecting - Google Patents

Drilling apparatus in particular for geophysical prospecting

Info

Publication number
FR1126436A
FR1126436A FR1126436DA FR1126436A FR 1126436 A FR1126436 A FR 1126436A FR 1126436D A FR1126436D A FR 1126436DA FR 1126436 A FR1126436 A FR 1126436A
Authority
FR
France
Prior art keywords
drilling apparatus
geophysical prospecting
prospecting
geophysical
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
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.)
ILE D HYDROCARBURES LIQUIDES E
Original Assignee
ILE D HYDROCARBURES LIQUIDES E
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 ILE D HYDROCARBURES LIQUIDES E filed Critical ILE D HYDROCARBURES LIQUIDES E
Application granted granted Critical
Publication of FR1126436A publication Critical patent/FR1126436A/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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/04—Electric 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/18—Anchoring or feeding in the borehole
FR1126436D 1955-03-11 1955-03-11 Drilling apparatus in particular for geophysical prospecting Expired FR1126436A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1126436T 1955-03-11

Publications (1)

Publication Number Publication Date
FR1126436A true FR1126436A (en) 1956-11-22

Family

ID=9635017

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1126436D Expired FR1126436A (en) 1955-03-11 1955-03-11 Drilling apparatus in particular for geophysical prospecting

Country Status (1)

Country Link
FR (1) FR1126436A (en)

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