FR1298806A - Advanced drill head and drill holder - Google Patents

Advanced drill head and drill holder

Info

Publication number
FR1298806A
FR1298806A FR871883A FR871883A FR1298806A FR 1298806 A FR1298806 A FR 1298806A FR 871883 A FR871883 A FR 871883A FR 871883 A FR871883 A FR 871883A FR 1298806 A FR1298806 A FR 1298806A
Authority
FR
France
Prior art keywords
drill
advanced
holder
head
drill head
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
FR871883A
Other languages
French (fr)
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.)
Timken Co
Original Assignee
Timken Roller Bearing Co
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 Timken Roller Bearing Co filed Critical Timken Roller Bearing Co
Priority to FR871883A priority Critical patent/FR1298806A/en
Application granted granted Critical
Publication of FR1298806A publication Critical patent/FR1298806A/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
    • 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
    • E21B10/36—Percussion drill bits
FR871883A 1961-08-30 1961-08-30 Advanced drill head and drill holder Expired FR1298806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR871883A FR1298806A (en) 1961-08-30 1961-08-30 Advanced drill head and drill holder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR871883A FR1298806A (en) 1961-08-30 1961-08-30 Advanced drill head and drill holder

Publications (1)

Publication Number Publication Date
FR1298806A true FR1298806A (en) 1962-07-13

Family

ID=8761956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871883A Expired FR1298806A (en) 1961-08-30 1961-08-30 Advanced drill head and drill holder

Country Status (1)

Country Link
FR (1) FR1298806A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501775A1 (en) * 1981-03-12 1982-09-17 Hydroc Gmbh PERCUSSION BIT FOR BORING
US4502734A (en) * 1981-06-25 1985-03-05 Allan David T Scabbler bits

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501775A1 (en) * 1981-03-12 1982-09-17 Hydroc Gmbh PERCUSSION BIT FOR BORING
US4502734A (en) * 1981-06-25 1985-03-05 Allan David T Scabbler bits

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