FR746155A - Water seal for hole punch - Google Patents

Water seal for hole punch

Info

Publication number
FR746155A
FR746155A FR746155DA FR746155A FR 746155 A FR746155 A FR 746155A FR 746155D A FR746155D A FR 746155DA FR 746155 A FR746155 A FR 746155A
Authority
FR
France
Prior art keywords
water seal
hole punch
punch
hole
seal
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 FR746155A publication Critical patent/FR746155A/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)
FR746155D 1932-11-21 1932-11-21 Water seal for hole punch Expired FR746155A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR746155T 1932-11-21

Publications (1)

Publication Number Publication Date
FR746155A true FR746155A (en) 1933-05-23

Family

ID=9147205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR746155D Expired FR746155A (en) 1932-11-21 1932-11-21 Water seal for hole punch

Country Status (1)

Country Link
FR (1) FR746155A (en)

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