FR607218A - Underwater percussion punch - Google Patents

Underwater percussion punch

Info

Publication number
FR607218A
FR607218A FR607218DA FR607218A FR 607218 A FR607218 A FR 607218A FR 607218D A FR607218D A FR 607218DA FR 607218 A FR607218 A FR 607218A
Authority
FR
France
Prior art keywords
underwater
percussion
punch
percussion punch
underwater percussion
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR607218A publication Critical patent/FR607218A/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling
    • E21B7/122—Underwater drilling with submersible vertically movable guide
FR607218D 1925-08-24 1925-12-01 Underwater percussion punch Expired FR607218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US607218XA 1925-08-24 1925-08-24

Publications (1)

Publication Number Publication Date
FR607218A true FR607218A (en) 1926-06-28

Family

ID=22031339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR607218D Expired FR607218A (en) 1925-08-24 1925-12-01 Underwater percussion punch

Country Status (1)

Country Link
FR (1) FR607218A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398176A1 (en) * 1977-07-20 1979-02-16 Petroles Cie Francaise TERMINATION DEVICE FOR A SET OF RISERS TUBES OF A FLOATING PLATFORM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398176A1 (en) * 1977-07-20 1979-02-16 Petroles Cie Francaise TERMINATION DEVICE FOR A SET OF RISERS TUBES OF A FLOATING PLATFORM

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