GB960498A - Roller cutter for enlarging drilled holes - Google Patents

Roller cutter for enlarging drilled holes

Info

Publication number
GB960498A
GB960498A GB7594/62A GB759462A GB960498A GB 960498 A GB960498 A GB 960498A GB 7594/62 A GB7594/62 A GB 7594/62A GB 759462 A GB759462 A GB 759462A GB 960498 A GB960498 A GB 960498A
Authority
GB
United Kingdom
Prior art keywords
drilled holes
roller cutter
enlarging
soding
feb
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.)
Expired
Application number
GB7594/62A
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.)
DIETMAR SODING
JOACHIM BINNEWIES
KARL GUNTER BECHEN
Original Assignee
DIETMAR SODING
JOACHIM BINNEWIES
KARL GUNTER BECHEN
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 DIETMAR SODING, JOACHIM BINNEWIES, KARL GUNTER BECHEN filed Critical DIETMAR SODING
Publication of GB960498A publication Critical patent/GB960498A/en
Expired 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
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • 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
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

Abstract

960,498. Boring earth &c. D. SODING, J.BINNEWIES, and K.-G. BECHEM, [trading as J. C. SODING & HALBACH]. Feb. 27, 1962 [Feb. 27, 1961], No. 7594/62. Heading E1F. A bit for enlarging holes comprises a central stem 1, arms 2, 4 and 3, 5 adjustable in length and mounted on the stem, and rollers 6, 7 carried by the arms. The parts of an arm 2, 4 are screwed together, and locked by a nut 8. The parts of an arm 3, 5 are telescopic and locked by pins engaging holes 9. Rollers having an annular ridge of V-formation are adapted for slightly enlarging holes.
GB7594/62A 1961-02-27 1962-02-27 Roller cutter for enlarging drilled holes Expired GB960498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB61448A DE1224679B (en) 1961-02-27 1961-02-27 Extension roller chisel

Publications (1)

Publication Number Publication Date
GB960498A true GB960498A (en) 1964-06-10

Family

ID=6973203

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7594/62A Expired GB960498A (en) 1961-02-27 1962-02-27 Roller cutter for enlarging drilled holes

Country Status (2)

Country Link
DE (1) DE1224679B (en)
GB (1) GB960498A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204710A (en) * 1961-03-13 1965-09-07 J C Soding & Halbach Enlarging roller cutter
GB2313860A (en) * 1996-06-06 1997-12-10 Paul Bernard Lee Reamer with radially adjustable rollers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2783974A (en) * 1953-11-12 1957-03-05 Allis Chalmers Mfg Co Expansion reamer for earth drills
DE1026704B (en) * 1955-04-09 1958-03-27 Archer William Kammerer Expandable drill head for earth drilling
US2868510A (en) * 1955-12-30 1959-01-13 Charles A Dean Under-reamers
FR1209498A (en) * 1958-08-09 1960-03-02 Hughes Tool Co Excavator machine for drilling galleries in the earth
FR1252535A (en) * 1960-04-01 1961-01-27 Bergwerksverband Gmbh Roller widening foil, for drilling

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204710A (en) * 1961-03-13 1965-09-07 J C Soding & Halbach Enlarging roller cutter
GB2313860A (en) * 1996-06-06 1997-12-10 Paul Bernard Lee Reamer with radially adjustable rollers
GB2313860B (en) * 1996-06-06 2000-11-01 Paul Bernard Lee Adjustable roller reamer

Also Published As

Publication number Publication date
DE1224679B (en) 1966-09-15

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