FR1270381A - Trépan de forage et son procédé de fabrication - Google Patents

Trépan de forage et son procédé de fabrication

Info

Publication number
FR1270381A
FR1270381A FR841264A FR841264A FR1270381A FR 1270381 A FR1270381 A FR 1270381A FR 841264 A FR841264 A FR 841264A FR 841264 A FR841264 A FR 841264A FR 1270381 A FR1270381 A FR 1270381A
Authority
FR
France
Prior art keywords
manufacturing process
drill bit
drill
bit
manufacturing
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
FR841264A
Other languages
English (en)
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.)
TURBIT CORP
Original Assignee
TURBIT CORP
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 TURBIT CORP filed Critical TURBIT CORP
Application granted granted Critical
Publication of FR1270381A publication Critical patent/FR1270381A/fr
Expired legal-status Critical Current

Links

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits

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)
FR841264A 1959-10-15 1960-10-14 Trépan de forage et son procédé de fabrication Expired FR1270381A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1270381XA 1959-10-15 1959-10-15

Publications (1)

Publication Number Publication Date
FR1270381A true FR1270381A (fr) 1961-08-25

Family

ID=587901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841264A Expired FR1270381A (fr) 1959-10-15 1960-10-14 Trépan de forage et son procédé de fabrication

Country Status (2)

Country Link
DE (1) DE1137404B (fr)
FR (1) FR1270381A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188528B (de) * 1961-11-24 1965-03-11 Diamant Boart Sa Bohrkrone

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4233770A1 (de) * 1992-10-07 1994-04-14 Hilti Ag Verfahren zur Herstellung von Diamantbohrkronen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751241C (de) * 1938-12-17 1953-02-23 Fried Krupp A G Bohrwerkzeug
GB806406A (en) * 1954-06-29 1958-12-23 Sandvikens Jernverks Ab Cutting inserts for rock drill bits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188528B (de) * 1961-11-24 1965-03-11 Diamant Boart Sa Bohrkrone

Also Published As

Publication number Publication date
DE1137404B (de) 1962-10-04

Similar Documents

Publication Publication Date Title
FR1245282A (fr) Bloc de vaccination et son procédé de fabrication
FR1239913A (fr) Abrasif et son procédé de fabrication
FR1278336A (fr) Chausson et son procédé de fabrication
BE597838A (fr) Récipient et son procédé de fabrication
BE579469A (fr) Poussoir et son procédé de fabrication
FR1249664A (fr) Composition adhésive et son procédé de fabrication
BE611457Q (fr) Margarine et son procédé de fabrication
FR1211201A (fr) Pinceau et son procédé de fabrication
FR1270381A (fr) Trépan de forage et son procédé de fabrication
FR1255711A (fr) Porte-bouquet et son procédé de fabrication
FR1192704A (fr) Composition résineuse et son procédé de fabrication
FR1259104A (fr) Bobinage et son procédé de fabrication
FR1255899A (fr) Oscillateur et son procédé de fabrication
FR1235849A (fr) Trottinette, et son procédé de fabrication
FR1163169A (fr) Alésoir flexible et son procédé de fabrication
FR1282137A (fr) Nouvel outil et son procédé de fabrication
FR1203905A (fr) Accouplement perfectionné et son procédé de fabrication
FR1238051A (fr) Composition organo-silicique et son procédé de fabrication
FR1325282A (fr) Tournevis et son procédé de fabrication
FR1237355A (fr) Encre magnétique et son procédé de fabrication
FR1246099A (fr) Semelle intérieure et son procédé de fabrication
FR1243257A (fr) Stylographe et son procédé de fabrication
BE592435A (fr) 7-méthyl-morpholyl-théophylline et son procédé de fabrication
FR1260494A (fr) Compteur de scintillation et son procédé de fabrication
FR75063E (fr) Parquet et son procédé de fabrication