FR2356802B1 - - Google Patents

Info

Publication number
FR2356802B1
FR2356802B1 FR7620821A FR7620821A FR2356802B1 FR 2356802 B1 FR2356802 B1 FR 2356802B1 FR 7620821 A FR7620821 A FR 7620821A FR 7620821 A FR7620821 A FR 7620821A FR 2356802 B1 FR2356802 B1 FR 2356802B1
Authority
FR
France
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
FR7620821A
Other languages
French (fr)
Other versions
FR2356802A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7620821A priority Critical patent/FR2356802A1/fr
Priority to DE19772726729 priority patent/DE2726729A1/de
Publication of FR2356802A1 publication Critical patent/FR2356802A1/fr
Priority to DE19803029710 priority patent/DE3029710A1/de
Application granted granted Critical
Publication of FR2356802B1 publication Critical patent/FR2356802B1/fr
Granted 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive

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)
  • Earth Drilling (AREA)
FR7620821A 1976-06-30 1976-06-30 Dispositif de forage profond entraine en rotation et actionne a percussion par des explosifs ou par du gaz combustible Granted FR2356802A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7620821A FR2356802A1 (fr) 1976-06-30 1976-06-30 Dispositif de forage profond entraine en rotation et actionne a percussion par des explosifs ou par du gaz combustible
DE19772726729 DE2726729A1 (de) 1976-06-30 1977-06-14 Tiefbohreinrichtung, die durch explosivstoffe oder brenngas in drehung versetzt und schlagend betrieben wird
DE19803029710 DE3029710A1 (de) 1976-06-30 1980-08-06 Tiefbohreinrichtung, die durch explosivstoffe oder brenngas in drehung versetzt und schlagend betrieben wird

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7620821A FR2356802A1 (fr) 1976-06-30 1976-06-30 Dispositif de forage profond entraine en rotation et actionne a percussion par des explosifs ou par du gaz combustible

Publications (2)

Publication Number Publication Date
FR2356802A1 FR2356802A1 (fr) 1978-01-27
FR2356802B1 true FR2356802B1 (de) 1982-02-26

Family

ID=9175382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620821A Granted FR2356802A1 (fr) 1976-06-30 1976-06-30 Dispositif de forage profond entraine en rotation et actionne a percussion par des explosifs ou par du gaz combustible

Country Status (2)

Country Link
DE (1) DE2726729A1 (de)
FR (1) FR2356802A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010050244B4 (de) 2010-10-30 2013-10-17 Technische Universität Bergakademie Freiberg Meißeldirektantrieb für Werkzeuge auf Basis einer Wärmekraftmaschine

Also Published As

Publication number Publication date
DE2726729A1 (de) 1978-01-05
FR2356802A1 (fr) 1978-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse