JPS5025243B1 - - Google Patents

Info

Publication number
JPS5025243B1
JPS5025243B1 JP46032014A JP3201471A JPS5025243B1 JP S5025243 B1 JPS5025243 B1 JP S5025243B1 JP 46032014 A JP46032014 A JP 46032014A JP 3201471 A JP3201471 A JP 3201471A JP S5025243 B1 JPS5025243 B1 JP S5025243B1
Authority
JP
Japan
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.)
Pending
Application number
JP46032014A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP46032014A priority Critical patent/JPS5025243B1/ja
Priority to US00192282A priority patent/US3771611A/en
Priority to GB5286071A priority patent/GB1342944A/en
Priority to FR7144414A priority patent/FR2139797B1/fr
Priority to IT54746/71A priority patent/IT945443B/en
Priority to DE2162023A priority patent/DE2162023C3/en
Publication of JPS5025243B1 publication Critical patent/JPS5025243B1/ja
Pending 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
    • E21B4/006—Mechanical motion converting means, e.g. reduction gearings
    • 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
    • E21B10/00—Drill bits
    • E21B10/003—Drill bits with cutting edges facing in opposite axial directions
    • 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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details
    • 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
    • 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
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
JP46032014A 1971-05-13 1971-05-13 Pending JPS5025243B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP46032014A JPS5025243B1 (en) 1971-05-13 1971-05-13
US00192282A US3771611A (en) 1971-05-13 1971-10-26 Earth boring apparatus
GB5286071A GB1342944A (en) 1971-05-13 1971-11-15 Earth drilling apparatus
FR7144414A FR2139797B1 (en) 1971-05-13 1971-12-10
IT54746/71A IT945443B (en) 1971-05-13 1971-12-14 DRILL ESPECIALLY FOR SOILS CONTAINING GRAVEL AND PEBBLES
DE2162023A DE2162023C3 (en) 1971-05-13 1971-12-14 Earth auger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46032014A JPS5025243B1 (en) 1971-05-13 1971-05-13

Publications (1)

Publication Number Publication Date
JPS5025243B1 true JPS5025243B1 (en) 1975-08-22

Family

ID=12346992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46032014A Pending JPS5025243B1 (en) 1971-05-13 1971-05-13

Country Status (6)

Country Link
US (1) US3771611A (en)
JP (1) JPS5025243B1 (en)
DE (1) DE2162023C3 (en)
FR (1) FR2139797B1 (en)
GB (1) GB1342944A (en)
IT (1) IT945443B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1566432A (en) * 1976-10-09 1980-04-30 Atlow Mining Dev Consult Mining machine
DE3445492C2 (en) * 1984-02-25 1986-10-02 Turmag Turbo-Maschinen-AG Nüsse & Gräfer, 4322 Sprockhövel Drill heads for drilling in rock
CH672908A5 (en) * 1986-04-15 1990-01-15 Bechem Hannelore
US4924951A (en) * 1989-01-13 1990-05-15 Paulson Roger W Manhole cutter
US5381868A (en) * 1993-10-08 1995-01-17 Triumph*Lor Inc Sealed bearing roller reamer
DE10321617A1 (en) 2003-05-13 2004-12-16 Wirth Maschinen- und Bohrgeräte-Fabrik GmbH Device for producing an earth hole
US8006783B2 (en) * 2009-03-26 2011-08-30 Longyear Tm, Inc. Helical drilling apparatus, systems, and methods
GB201201652D0 (en) 2012-01-31 2012-03-14 Nov Downhole Eurasia Ltd Downhole tool actuation
WO2016040664A1 (en) * 2014-09-10 2016-03-17 Tempress Technologies, Inc. Hypocycloid jet rotor and floating thrust bearing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1391626A (en) * 1920-04-27 1921-09-20 Richard J Bequette Drill-head for well-driling apparatus
DE881484C (en) * 1944-03-28 1953-06-29 Salzgitter Maschinen Ag Drilling turbine
GB712913A (en) * 1951-08-27 1954-08-04 Alexander Vellan Improvements in and relating to earth boring apparatus
US2821364A (en) * 1954-07-01 1958-01-28 Godfrey Grant Two-way bit
US3195661A (en) * 1959-10-15 1965-07-20 Gas Drilling Services Co Large bore hole drilling apparatus
US3072205A (en) * 1960-02-26 1963-01-08 Salem Tool Co Auger reaming head
US3285351A (en) * 1962-08-06 1966-11-15 Michael R Caro Drilling apparatus
US3232362A (en) * 1963-11-12 1966-02-01 Cullen Well drilling apparatus
DE1198765B (en) * 1963-12-30 1965-08-19 Gewerk Eisenhuette Westfalia Extraction or jacking machine with cutting or hitting rotating tools
US3431989A (en) * 1967-07-31 1969-03-11 Willis D Waterman Planetary excavator

Also Published As

Publication number Publication date
DE2162023A1 (en) 1972-11-30
FR2139797A1 (en) 1973-01-12
DE2162023B2 (en) 1973-09-06
FR2139797B1 (en) 1974-04-05
IT945443B (en) 1973-05-10
GB1342944A (en) 1974-01-09
US3771611A (en) 1973-11-13
DE2162023C3 (en) 1974-04-25

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