FR1218567A - Drill bit for soil drilling - Google Patents

Drill bit for soil drilling

Info

Publication number
FR1218567A
FR1218567A FR781869A FR781869A FR1218567A FR 1218567 A FR1218567 A FR 1218567A FR 781869 A FR781869 A FR 781869A FR 781869 A FR781869 A FR 781869A FR 1218567 A FR1218567 A FR 1218567A
Authority
FR
France
Prior art keywords
drill bit
soil drilling
drilling
soil
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
FR781869A
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 FR781869A priority Critical patent/FR1218567A/en
Application granted granted Critical
Publication of FR1218567A publication Critical patent/FR1218567A/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

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)
FR781869A 1958-12-17 1958-12-17 Drill bit for soil drilling Expired FR1218567A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR781869A FR1218567A (en) 1958-12-17 1958-12-17 Drill bit for soil drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR781869A FR1218567A (en) 1958-12-17 1958-12-17 Drill bit for soil drilling

Publications (1)

Publication Number Publication Date
FR1218567A true FR1218567A (en) 1960-05-11

Family

ID=8709342

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781869A Expired FR1218567A (en) 1958-12-17 1958-12-17 Drill bit for soil drilling

Country Status (1)

Country Link
FR (1) FR1218567A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998027311A1 (en) * 1996-12-16 1998-06-25 Dresser Industries, Inc. Drilling and/or coring tool
EP0874127A3 (en) * 1997-04-21 2000-08-02 Camco International (UK) Limited Rotary drill bits with blades and nozzles

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998027311A1 (en) * 1996-12-16 1998-06-25 Dresser Industries, Inc. Drilling and/or coring tool
BE1010801A3 (en) * 1996-12-16 1999-02-02 Dresser Ind Drilling tool and / or core.
US6283233B1 (en) 1996-12-16 2001-09-04 Dresser Industries, Inc Drilling and/or coring tool
EP0874127A3 (en) * 1997-04-21 2000-08-02 Camco International (UK) Limited Rotary drill bits with blades and nozzles

Similar Documents

Publication Publication Date Title
FR1265943A (en) Drill bit for soil drilling
FR1220952A (en) Soil drilling rig
FR1340987A (en) Drill bit for rock drilling
FR1228941A (en) Tool for soil drilling
FR1218567A (en) Drill bit for soil drilling
FR78510E (en) Drill bit for soil drilling
FR1316351A (en) Advanced drill bit for soil drilling
FR1248524A (en) Drill bit for soil drilling
FR1269187A (en) Drill bit for soil drilling
FR1273460A (en) Roller bit for soil drilling
FR1294866A (en) Diamond drill bit for soil drilling
FR1220864A (en) Tool for soil drilling
FR1216551A (en) Tool for drilling wells
FR1297304A (en) Drill bit for soil drilling
FR1310662A (en) Drill bit for soil drilling
FR1208405A (en) Rotary drill bit for soil drilling
FR1168451A (en) Tool for soil drilling
FR1208242A (en) Lubricant seal, especially for drill bits for soil drilling
BE613527A (en) Advanced drill bit for soil drilling.
FR1363457A (en) Drill bit for deep drilling
FR75271E (en) Tool for soil drilling
FR1291511A (en) Seed drill
FR1231455A (en) Core drill bit
FR1227892A (en) Drill
FR1204933A (en) Turbofiller for drilling wells