FR682721A - Blowing device for perforators - Google Patents

Blowing device for perforators

Info

Publication number
FR682721A
FR682721A FR682721DA FR682721A FR 682721 A FR682721 A FR 682721A FR 682721D A FR682721D A FR 682721DA FR 682721 A FR682721 A FR 682721A
Authority
FR
France
Prior art keywords
perforators
blowing device
blowing
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 FR682721A publication Critical patent/FR682721A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR682721D 1928-12-14 1929-10-03 Blowing device for perforators Expired FR682721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US682721XA 1928-12-14 1928-12-14

Publications (1)

Publication Number Publication Date
FR682721A true FR682721A (en) 1930-06-02

Family

ID=22081512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682721D Expired FR682721A (en) 1928-12-14 1929-10-03 Blowing device for perforators

Country Status (1)

Country Link
FR (1) FR682721A (en)

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