FR1177720A - Outil de forage - Google Patents

Outil de forage

Info

Publication number
FR1177720A
FR1177720A FR1177720DA FR1177720A FR 1177720 A FR1177720 A FR 1177720A FR 1177720D A FR1177720D A FR 1177720DA FR 1177720 A FR1177720 A FR 1177720A
Authority
FR
France
Prior art keywords
drilling tool
drilling
tool
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
Other languages
English (en)
Inventor
Herbert Jennings Hawthorne
Earl Marshall Weaver
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
Application granted granted Critical
Publication of FR1177720A publication Critical patent/FR1177720A/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
    • E21B10/54—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)
FR1177720D 1957-03-04 1957-03-04 Outil de forage Expired FR1177720A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1177720T 1957-03-04

Publications (1)

Publication Number Publication Date
FR1177720A true FR1177720A (fr) 1959-04-29

Family

ID=9660373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1177720D Expired FR1177720A (fr) 1957-03-04 1957-03-04 Outil de forage

Country Status (1)

Country Link
FR (1) FR1177720A (fr)

Similar Documents

Publication Publication Date Title
FR1210500A (fr) Outil de coupe
AT211128B (de) Werkzeugmaschine
CH361958A (de) Werkzeugmaschine
FR1204286A (fr) Machine-outil
FR1218829A (fr) Outil coupant
FR1239437A (fr) Perfectionnement aux outils de forage
FR1224211A (fr) Outil de perçage
FR1230512A (fr) Nouvel outil de forage
FR1237812A (fr) Outil de jardinage perfectionné
CH341049A (fr) Machine-outil
CH361214A (de) Werkzeugmaschine
CH367030A (de) Werkzeugmaschine
FR1177720A (fr) Outil de forage
FR1213270A (fr) Outil de forage
FR1166047A (fr) Outil
FR1213341A (fr) Outil bineur
CH357605A (de) Werkzeug
FR1180135A (fr) Porte-outil à aléser
FR1203235A (fr) Machine-outil
FR1198275A (fr) Porte-outil rotatif
FR1198746A (fr) Outil à percussion
FR1293331A (fr) Outil presseur
FR1202110A (fr) Outil de forage rotatif
FR1219229A (fr) Outil de forage
FR1186792A (fr) Perfectionnements aux couronnes de forage