FR2408016A1 - Fusee de forage souterrain a commande pneumatique - Google Patents

Fusee de forage souterrain a commande pneumatique

Info

Publication number
FR2408016A1
FR2408016A1 FR7800451A FR7800451A FR2408016A1 FR 2408016 A1 FR2408016 A1 FR 2408016A1 FR 7800451 A FR7800451 A FR 7800451A FR 7800451 A FR7800451 A FR 7800451A FR 2408016 A1 FR2408016 A1 FR 2408016A1
Authority
FR
France
Prior art keywords
air
driven
cylindrical
hammer
reciprocating movement
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.)
Withdrawn
Application number
FR7800451A
Other languages
English (en)
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.)
WINTER MATHIEU
Original Assignee
WINTER MATHIEU
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 WINTER MATHIEU filed Critical WINTER MATHIEU
Publication of FR2408016A1 publication Critical patent/FR2408016A1/fr
Withdrawn legal-status Critical Current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
    • E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole

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)
  • Actuator (AREA)

Abstract

L'INVENTION CONCERNE UNE FUSEE DE FORAGE SOUTERRAIN A COMMANDE PNEUMATIQUE DU TYPE COMPORTANT UNE ENVELOPPE CYLINDRIQUE A TETE DE FORAGE, CONTENANT UN MARTEAU SUIVI D'UN TIROIR DE DISTRIBUTION QUI, TOUS LES DEUX, SONT MUNIS D'UN ALESAGE AXIAL, L'ALESAGE AXIAL DU TIROIR DE DISTRIBUTION ETANT RACCORDE A UNE SOURCE D'AIR COMPRIME AU MOYEN D'UN FLEXIBLE. CETTE FUSEE EST CARACTERISEE EN CE QUE, DANS LA PARTIE POSTERIEURE DE LADITE ENVELOPPE1 SONT PREVUES DEUX CHAMBRES A AIR14, 15 MUNIES CHACUNE D'UN PISTON16, 17 SOLIDAIRE DU TIROIR DE DISTRIBUTION4, ET EN CE QU'UNE COMMUNICATION PNEUMATIQUE EST PREVUE ENTRE CHACUNE DES DEUX CHAMBRES ET L'ALESAGE AXIAL5 DU TIROIR DE DISTRIBUTION4 POUR UNE POSITION PREDETERMINEE DE CE DERNIER, OU SEULEMENT ENTRE L'UNE15 DES DEUX CHAMBRES ET LEDIT ALESAGE5 POUR UNE DEUXIEME POSITION DU TIROIR. L'INVENTION EST APPLICABLE DANS LES TRAVAUX DE FORAGE.
FR7800451A 1977-11-04 1978-01-09 Fusee de forage souterrain a commande pneumatique Withdrawn FR2408016A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT790877 1977-11-04

Publications (1)

Publication Number Publication Date
FR2408016A1 true FR2408016A1 (fr) 1979-06-01

Family

ID=3600635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7800451A Withdrawn FR2408016A1 (fr) 1977-11-04 1978-01-09 Fusee de forage souterrain a commande pneumatique

Country Status (6)

Country Link
BE (1) BE861182A (fr)
DE (2) DE7800027U1 (fr)
ES (1) ES466320A1 (fr)
FR (1) FR2408016A1 (fr)
IT (1) IT1091744B (fr)
NL (1) NL7714592A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1250619A1 (ru) * 1984-03-06 1986-08-15 Институт Горного Дела Со Ан Ссср Пневматическое реверсивное устройство дл образовани скважин в грунте
CH680937A5 (fr) * 1989-01-12 1992-12-15 Terra Ag Tiefbautechnik
US5172771A (en) * 1990-11-06 1992-12-22 Charles Machine Works, Inc. Reversible impact-operated boring tool

Also Published As

Publication number Publication date
IT1091744B (it) 1985-07-06
NL7714592A (nl) 1979-05-08
DE7800027U1 (de) 1978-04-20
BE861182A (nl) 1978-05-25
DE2800050A1 (de) 1979-05-10
ES466320A1 (es) 1979-01-16
IT7819162A0 (it) 1978-01-11

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Legal Events

Date Code Title Description
ST Notification of lapse