FR1241165A - Roller bit - Google Patents

Roller bit

Info

Publication number
FR1241165A
FR1241165A FR801285A FR801285A FR1241165A FR 1241165 A FR1241165 A FR 1241165A FR 801285 A FR801285 A FR 801285A FR 801285 A FR801285 A FR 801285A FR 1241165 A FR1241165 A FR 1241165A
Authority
FR
France
Prior art keywords
roller bit
bit
roller
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
FR801285A
Other languages
French (fr)
Inventor
Wladimir Tiraspolsky
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 FR801285A priority Critical patent/FR1241165A/en
Application granted granted Critical
Publication of FR1241165A publication Critical patent/FR1241165A/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • 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
    • E21B10/02—Core bits
    • E21B10/06—Roller core bits
FR801285A 1959-07-28 1959-07-28 Roller bit Expired FR1241165A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR801285A FR1241165A (en) 1959-07-28 1959-07-28 Roller bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR801285A FR1241165A (en) 1959-07-28 1959-07-28 Roller bit

Publications (1)

Publication Number Publication Date
FR1241165A true FR1241165A (en) 1960-09-16

Family

ID=8717637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801285A Expired FR1241165A (en) 1959-07-28 1959-07-28 Roller bit

Country Status (1)

Country Link
FR (1) FR1241165A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134447A (en) * 1962-01-31 1964-05-26 Hughes Tool Co Rolling cone rock bit with wraparound spearpoints
FR2530722A1 (en) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co DRILL BIT WITH CENTER KNIFE
US5695019A (en) * 1995-08-23 1997-12-09 Dresser Industries, Inc. Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134447A (en) * 1962-01-31 1964-05-26 Hughes Tool Co Rolling cone rock bit with wraparound spearpoints
FR2530722A1 (en) * 1982-07-20 1984-01-27 Sumitomo Metal Mining Co DRILL BIT WITH CENTER KNIFE
US5695019A (en) * 1995-08-23 1997-12-09 Dresser Industries, Inc. Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts

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