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FR1197183A - Improvements to diamond drill heads - Google Patents

Improvements to diamond drill heads

Info

Publication number
FR1197183A
FR1197183A FR1197183DA FR1197183A FR 1197183 A FR1197183 A FR 1197183A FR 1197183D A FR1197183D A FR 1197183DA FR 1197183 A FR1197183 A FR 1197183A
Authority
FR
France
Prior art keywords
diamond drill
drill heads
heads
diamond
drill
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
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.)
J K Smit & Fils Ets
Original Assignee
J K Smit & Fils Ets
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 J K Smit & Fils Ets filed Critical J K Smit & Fils Ets
Application granted granted Critical
Publication of FR1197183A publication Critical patent/FR1197183A/en
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
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit

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)
FR1197183D 1958-05-29 1958-05-29 Improvements to diamond drill heads Expired FR1197183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1197183T 1958-05-29

Publications (1)

Publication Number Publication Date
FR1197183A true FR1197183A (en) 1959-11-27

Family

ID=9669572

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1197183D Expired FR1197183A (en) 1958-05-29 1958-05-29 Improvements to diamond drill heads

Country Status (1)

Country Link
FR (1) FR1197183A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158216A (en) * 1961-04-27 1964-11-24 Inst Francais Du Petrole High speed drill bit
FR2160881A1 (en) * 1971-11-26 1973-07-06 Wallram Hartmetall Gmbh
EP0192016A1 (en) * 1985-02-19 1986-08-27 Strata Bit Corporation Rotary drill bit
EP3129576A4 (en) * 2014-04-07 2018-03-07 Longyear TM, Inc. Single-waterway drill bits and systems for using same
WO2021113900A1 (en) * 2019-12-10 2021-06-17 Darren Thomson Drill bit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158216A (en) * 1961-04-27 1964-11-24 Inst Francais Du Petrole High speed drill bit
FR2160881A1 (en) * 1971-11-26 1973-07-06 Wallram Hartmetall Gmbh
EP0192016A1 (en) * 1985-02-19 1986-08-27 Strata Bit Corporation Rotary drill bit
EP3129576A4 (en) * 2014-04-07 2018-03-07 Longyear TM, Inc. Single-waterway drill bits and systems for using same
WO2021113900A1 (en) * 2019-12-10 2021-06-17 Darren Thomson Drill bit

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