FR422967A - Land drilling by direct percussion and combined casing - Google Patents

Land drilling by direct percussion and combined casing

Info

Publication number
FR422967A
FR422967A FR422967DA FR422967A FR 422967 A FR422967 A FR 422967A FR 422967D A FR422967D A FR 422967DA FR 422967 A FR422967 A FR 422967A
Authority
FR
France
Prior art keywords
combined casing
land drilling
direct percussion
percussion
direct
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)
Inventor
Andre Blavinhac
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.)
ANDRE BLAVINHAC
Original Assignee
ANDRE BLAVINHAC
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 ANDRE BLAVINHAC filed Critical ANDRE BLAVINHAC
Application granted granted Critical
Publication of FR422967A publication Critical patent/FR422967A/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
    • E21B11/00—Other drilling tools
    • E21B11/02—Boring rams
FR422967D 1910-02-02 1910-02-02 Land drilling by direct percussion and combined casing Expired FR422967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR422967T 1910-02-02

Publications (1)

Publication Number Publication Date
FR422967A true FR422967A (en) 1911-04-04

Family

ID=1465864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR422967D Expired FR422967A (en) 1910-02-02 1910-02-02 Land drilling by direct percussion and combined casing

Country Status (1)

Country Link
FR (1) FR422967A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708023A (en) * 1970-12-30 1973-01-02 Inst Gornogo Dela Sibirskogo O Self-propelled air-punching mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708023A (en) * 1970-12-30 1973-01-02 Inst Gornogo Dela Sibirskogo O Self-propelled air-punching mechanism

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