FR2493907B1 - - Google Patents

Info

Publication number
FR2493907B1
FR2493907B1 FR8023849A FR8023849A FR2493907B1 FR 2493907 B1 FR2493907 B1 FR 2493907B1 FR 8023849 A FR8023849 A FR 8023849A FR 8023849 A FR8023849 A FR 8023849A FR 2493907 B1 FR2493907 B1 FR 2493907B1
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
FR8023849A
Other versions
FR2493907A1 (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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Priority to FR8023849A priority Critical patent/FR2493907A1/fr
Publication of FR2493907A1 publication Critical patent/FR2493907A1/fr
Application granted granted Critical
Publication of FR2493907B1 publication Critical patent/FR2493907B1/fr
Granted 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
    • E21B21/12—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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B4/02—Fluid rotary type drives
    • 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
    • E21B4/18—Anchoring or feeding in the borehole
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR8023849A 1980-11-07 1980-11-07 Outil de forage par jets d'eau a tres haute pression Granted FR2493907A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8023849A FR2493907A1 (fr) 1980-11-07 1980-11-07 Outil de forage par jets d'eau a tres haute pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8023849A FR2493907A1 (fr) 1980-11-07 1980-11-07 Outil de forage par jets d'eau a tres haute pression

Publications (2)

Publication Number Publication Date
FR2493907A1 FR2493907A1 (fr) 1982-05-14
FR2493907B1 true FR2493907B1 (fr) 1984-01-27

Family

ID=9247798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8023849A Granted FR2493907A1 (fr) 1980-11-07 1980-11-07 Outil de forage par jets d'eau a tres haute pression

Country Status (1)

Country Link
FR (1) FR2493907A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3412319C1 (de) * 1984-04-03 1985-06-27 Woma-Apparatebau Wolfgang Maasberg & Co Gmbh, 4100 Duisburg Als hydraulische Wirbelstrahlduese ausgebildetes Arbeitswerkzeug
US4821815A (en) * 1986-05-22 1989-04-18 Flowmole Corporation Technique for providing an underground tunnel utilizing a powered boring device
US4714118A (en) * 1986-05-22 1987-12-22 Flowmole Corporation Technique for steering and monitoring the orientation of a powered underground boring device
BE905265A (nl) * 1986-08-13 1986-12-01 Smet Nik Werkwijze en inrichting voor het maken van een gat in de grond.
BE1004505A3 (nl) * 1990-07-10 1992-12-01 Smet Marc Jozef Maria Inrichting voor het maken van een gat in de grond.
BE1004617A3 (nl) * 1990-10-15 1992-12-22 Smet Marc Jozef Maria Boorkop.
AUPN703195A0 (en) 1995-12-08 1996-01-04 Bhp Australia Coal Pty Ltd Fluid drilling system
US20020043404A1 (en) 1997-06-06 2002-04-18 Robert Trueman Erectable arm assembly for use in boreholes
AUPR886401A0 (en) * 2001-11-14 2001-12-06 Cmte Development Limited Fluid drilling head
AU2002952176A0 (en) 2002-10-18 2002-10-31 Cmte Development Limited Drill head steering
BE1023814B1 (nl) * 2016-01-28 2017-07-31 RECHEM Jan Lieven M VAN Inrichting voor het boren van doorgangen en werkwijze waarbij zulke inrichting wordt toegepast

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133603A (en) * 1959-01-22 1964-05-19 Neyrpie Ets Turbodrill

Also Published As

Publication number Publication date
FR2493907A1 (fr) 1982-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse