FR2512875B1 - MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR - Google Patents

MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR

Info

Publication number: FR2512875B1
Authority: FR; France
Prior art keywords: rotopercussion; annular; tube; percussion bar; central percussion
Prior art date: 1981-09-11
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

Other versions

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.)

1981-09-11

Filing date

1981-09-11

Publication date

1985-07-12

1981-09-11Application filed by IndividualfiledCriticalIndividual

1981-09-11Priority to FR8117528ApriorityCriticalpatent/FR2512875B1/en

1982-02-12Priority to FR8202540Aprioritypatent/FR2521632A2/en

1983-03-18Publication of FR2512875A1publicationCriticalpatent/FR2512875A1/en

1985-07-12Application grantedgrantedCritical

1985-07-12Publication of FR2512875B1publicationCriticalpatent/FR2512875B1/en

StatusExpiredlegal-statusCriticalCurrent

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
- E21B10/00—Drill bits
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
- 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
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion
- 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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- 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
- E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units

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)

FR8117528A1981-09-111981-09-11 MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BARExpiredFR2512875B1 (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FR8117528AFR2512875B1 (en)	1981-09-11	1981-09-11	MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR
FR8202540AFR2521632A2 (en)	1981-09-11	1982-02-12	Percussion drill using helical borer - where borer ends in axial cutter, and slides on percussion rods ending in peripheral cutters

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8117528AFR2512875B1 (en)	1981-09-11	1981-09-11	MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR

Publications (2)

Publication Number	Publication Date
FR2512875A1 FR2512875A1 (en)	1983-03-18
FR2512875B1true FR2512875B1 (en)	1985-07-12

Family

ID=9262208

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8117528AExpiredFR2512875B1 (en)	1981-09-11	1981-09-11	MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR

Country Status (1)

Country	Link
FR (1)	FR2512875B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2400853A (en)*	1941-07-08	1946-05-21	Walter P Stilley	Well drilling apparatus
FR1369365A (en)*	1962-04-09	1964-08-14	Ingersoll Rand Co	Percussion drilling tools
US3517759A (en)*	1968-05-10	1970-06-30	Woodrow W Crumbo	Reciprocating drilling tool
US3593811A (en)*	1970-04-16	1971-07-20	Jack V Tedrow	Apparatus for drilling large diameter holes
JPS5117201B1 (en)*	1971-05-13	1976-06-01
FR2392217A1 (en)*	1977-05-26	1978-12-22	Campguilhem Jacques	Hewing hammer assembly for use in mine - has hammers screwed onto adaptors in line in distributor which fits in sheath with guide
BE872753A (en)*	1978-12-14	1979-03-30	Frankignoul Pieux Armes	ROCKY GROUND DRILLING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS
DE3114612C2 (en)*	1981-04-07	1983-11-10	Hochstrasser, Jürgen, 6600 Saarbrücken	Drilling jig for hard rock

1981
- 1981-09-11FRFR8117528Apatent/FR2512875B1/ennot_activeExpired

Also Published As

Publication number	Publication date
FR2512875A1 (en)	1983-03-18

Similar Documents

Publication	Publication Date	Title
FR2588785B1 (en)	1995-04-21	BENDING APPARATUS FOR AUTOMATIC TUBE FORMING
BE861621A (en)	1978-03-31	DEVICE FOR TAKING A LIQUID CONDUCTED BY A PLURALITY OF TUBES
DE2862458D1 (en)	1985-02-28	Winding apparatus with means for automatically exchanging tubes.
FR2403508B1 (en)	1986-04-04	PROCESS FOR THE EXECUTION OF WATERPROOF TAPS ON A CABLE CONSISTING OF A SEPARATE TUBE BEAM
FR2489182B1 (en)	1986-01-17	TUBE BENDER
PH15187A (en)	1982-09-10	Strainer apparatus mounted within a tube
FR2352623A1 (en)	1977-12-23	AUTOMATIC TUBE WELDING MACHINE
FR2353133A1 (en)	1977-12-23	POWER SUPPLY FOR MICRO-CHANNEL TUBE
FR2564064B1 (en)	1986-09-12	IMPROVED FEEDING DEVICE FOR TUBE FILLING MACHINE
FR2527192B1 (en)	1987-06-19	TUBE DISTRIBUTION DEVICE
BE871110A (en)	1979-02-01	FILLING ELEMENT FOR FILLING TUBE FILLING MACHINES
FR2454078B1 (en)	1987-01-16	TUBULAR COOLING DEVICE COMPRISING A DOUBLE UNSOLDED TUBE
IT1080285B (en)	1985-05-16	ADJUSTMENT BAR SYSTEM FOR A NUCLEAR REACTOR
FR2512875B1 (en)	1985-07-12	MULTIPLE TUBE DEVICE WITH ANNULAR ROTOPERCUSSION DEVICE FOR LOWER TUBE BY CENTRAL PERCUSSION BAR
FR2286782A2 (en)	1976-04-30	AUTOMATIC TUBE CHANGE FEEDING DEVICE
FR2298403A1 (en)	1976-08-20	SUPPORT DEVICE FOR BUTT TUBE WELDING
IT207414Z2 (en)	1988-01-18	TUBE HOLDER BAR FOR FRAME FOR CROCHET GALLONS.
JPS53123356A (en)	1978-10-27	Stamping machine for stamping large diameter tube through long mandrel
FR2351344A1 (en)	1977-12-09	COUPLING DEVICE FOR A TUBE AND ITS EMBODIMENT PROCESS
FR2337604A1 (en)	1977-08-05	CUTTING DEVICE FOR A TUBE JUNCTION MACHINE
BE888475A (en)	1981-08-17	FILLING DEVICE FOR BACK PRESSURE FILLING MACHINES, EQUIPPED WITH A FILLING TUBE,
IT1231830B (en)	1992-01-14	A DEVICE FOR THE SUPPLY OF TEXTILE TUBES.
DE3681684D1 (en)	1991-10-31	TUBE APPARATUS FOR TOWING A CABLE.
GB1558315A (en)	1979-12-19	Device for providing a leak-tight tube coupling
FR2676581B1 (en)	1994-01-07	VERTICAL GUIDING ARRANGEMENT FOR A NUCLEAR REACTOR.

Legal Events

Date	Code	Title	Description
1998-07-03	ST	Notification of lapse

Movatterモバイル変換