FR1509142A - Pneumatic drilling hammer equipped with a cutting edge - Google Patents

Pneumatic drilling hammer equipped with a cutting edge

Info

Publication number
FR1509142A
FR1509142A FR85651A FR85651A FR1509142A FR 1509142 A FR1509142 A FR 1509142A FR 85651 A FR85651 A FR 85651A FR 85651 A FR85651 A FR 85651A FR 1509142 A FR1509142 A FR 1509142A
Authority
FR
France
Prior art keywords
cutting edge
pneumatic drilling
drilling hammer
hammer equipped
pneumatic
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
FR85651A
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.)
FORGES ET ACIERIES DU SAUT DUT
Original Assignee
FORGES ET ACIERIES DU SAUT DUT
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 FORGES ET ACIERIES DU SAUT DUT filed Critical FORGES ET ACIERIES DU SAUT DUT
Priority to FR85651A priority Critical patent/FR1509142A/en
Priority to BE705820D priority patent/BE705820A/xx
Application granted granted Critical
Publication of FR1509142A publication Critical patent/FR1509142A/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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
FR85651A 1966-11-30 1966-11-30 Pneumatic drilling hammer equipped with a cutting edge Expired FR1509142A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR85651A FR1509142A (en) 1966-11-30 1966-11-30 Pneumatic drilling hammer equipped with a cutting edge
BE705820D BE705820A (en) 1966-11-30 1967-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR85651A FR1509142A (en) 1966-11-30 1966-11-30 Pneumatic drilling hammer equipped with a cutting edge

Publications (1)

Publication Number Publication Date
FR1509142A true FR1509142A (en) 1968-01-12

Family

ID=8621799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR85651A Expired FR1509142A (en) 1966-11-30 1966-11-30 Pneumatic drilling hammer equipped with a cutting edge

Country Status (2)

Country Link
BE (1) BE705820A (en)
FR (1) FR1509142A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0081897A1 (en) * 1981-12-10 1983-06-22 WEAVER & HURT LIMITED Percussive drills
EP0154778A1 (en) * 1984-02-07 1985-09-18 Hans-Philipp Walter Percussion drill

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0081897A1 (en) * 1981-12-10 1983-06-22 WEAVER & HURT LIMITED Percussive drills
EP0154778A1 (en) * 1984-02-07 1985-09-18 Hans-Philipp Walter Percussion drill

Also Published As

Publication number Publication date
BE705820A (en) 1968-03-01

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