FR1208405A - Rotary drill bit for soil drilling - Google Patents

Rotary drill bit for soil drilling

Info

Publication number
FR1208405A
FR1208405A FR1208405DA FR1208405A FR 1208405 A FR1208405 A FR 1208405A FR 1208405D A FR1208405D A FR 1208405DA FR 1208405 A FR1208405 A FR 1208405A
Authority
FR
France
Prior art keywords
drill bit
rotary drill
soil drilling
drilling
soil
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.)
Hughes Tool Co
Original Assignee
Hughes Tool 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 Hughes Tool Co filed Critical Hughes Tool Co
Application granted granted Critical
Publication of FR1208405A publication Critical patent/FR1208405A/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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • 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
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids

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)
FR1208405D 1957-12-11 1958-06-10 Rotary drill bit for soil drilling Expired FR1208405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1208405XA 1957-12-11 1957-12-11

Publications (1)

Publication Number Publication Date
FR1208405A true FR1208405A (en) 1960-02-23

Family

ID=22392849

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1208405D Expired FR1208405A (en) 1957-12-11 1958-06-10 Rotary drill bit for soil drilling

Country Status (1)

Country Link
FR (1) FR1208405A (en)

Similar Documents

Publication Publication Date Title
CH349917A (en) Drill head for rotary drill
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
FR78510E (en) Drill bit for soil drilling
FR1218567A (en) Drill bit for soil drilling
FR1316351A (en) Advanced drill bit for soil drilling
FR1248524A (en) Drill bit for soil drilling
FR1208405A (en) Rotary 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
FR1168451A (en) Tool for soil drilling
FR1297304A (en) Drill bit for soil drilling
FR1310662A (en) Drill bit for soil drilling
FR1208242A (en) Lubricant seal, especially for drill bits for soil drilling
FR1216551A (en) Tool for drilling wells
FR1220864A (en) Tool for soil drilling
FR1183394A (en) Bit wheel for well drilling
FR1140845A (en) Rotary bit wheel for soil drilling
CA499809A (en) Auger blade bit for earth boring devices
BE613527A (en) Advanced drill bit for soil drilling.
FR1180956A (en) Improvements to rotary bits for drilling wells
FR1136238A (en) Tool for drilling wells