FR1265943A - Drill bit for soil drilling - Google Patents

Drill bit for soil drilling

Info

Publication number
FR1265943A
FR1265943A FR828222A FR828222A FR1265943A FR 1265943 A FR1265943 A FR 1265943A FR 828222 A FR828222 A FR 828222A FR 828222 A FR828222 A FR 828222A FR 1265943 A FR1265943 A FR 1265943A
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
FR828222A
Other languages
French (fr)
Inventor
Wladimir Tiraspolsky
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.)
EUROP DE TURBOFORAGE SOC
Original Assignee
EUROP DE TURBOFORAGE SOC
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 EUROP DE TURBOFORAGE SOC filed Critical EUROP DE TURBOFORAGE SOC
Priority to FR828222A priority Critical patent/FR1265943A/en
Priority to BE603801A priority patent/BE603801A/en
Application granted granted Critical
Publication of FR1265943A publication Critical patent/FR1265943A/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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • 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
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
FR828222A 1960-05-25 1960-05-25 Drill bit for soil drilling Expired FR1265943A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR828222A FR1265943A (en) 1960-05-25 1960-05-25 Drill bit for soil drilling
BE603801A BE603801A (en) 1960-05-25 1961-05-15 Drill bit for soil drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828222A FR1265943A (en) 1960-05-25 1960-05-25 Drill bit for soil drilling

Publications (1)

Publication Number Publication Date
FR1265943A true FR1265943A (en) 1961-07-07

Family

ID=8732164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828222A Expired FR1265943A (en) 1960-05-25 1960-05-25 Drill bit for soil drilling

Country Status (2)

Country Link
BE (1) BE603801A (en)
FR (1) FR1265943A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2341735A1 (en) * 1976-02-20 1977-09-16 Messerschmitt Boelkow Blohm THERMAL DRILLING APPARATUS
FR2353702A1 (en) * 1976-06-02 1977-12-30 Shell Int Research ROTATIONAL DRILLING TREPAN
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
DE2817986A1 (en) * 1977-04-25 1978-11-02 Christensen Inc DEEP DRILLING CHISEL
DE3039633A1 (en) * 1980-10-21 1982-05-06 Christensen, Inc., 84115 Salt Lake City, Utah TURNING DRILL CHISES, ESPECIALLY FOR DEEP HOLES
US4830124A (en) * 1986-01-21 1989-05-16 Shell Oil Company Rotary drill bit
EP0354164A2 (en) * 1988-06-09 1990-02-07 Eastman Christensen Company Blade drill bit and method for its construction
EP2775090A3 (en) * 2013-03-05 2016-05-18 Dywidag-Systems International GmbH Drill bit

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2341735A1 (en) * 1976-02-20 1977-09-16 Messerschmitt Boelkow Blohm THERMAL DRILLING APPARATUS
FR2353702A1 (en) * 1976-06-02 1977-12-30 Shell Int Research ROTATIONAL DRILLING TREPAN
DE2817986A1 (en) * 1977-04-25 1978-11-02 Christensen Inc DEEP DRILLING CHISEL
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
DE3039633A1 (en) * 1980-10-21 1982-05-06 Christensen, Inc., 84115 Salt Lake City, Utah TURNING DRILL CHISES, ESPECIALLY FOR DEEP HOLES
US4830124A (en) * 1986-01-21 1989-05-16 Shell Oil Company Rotary drill bit
EP0354164A2 (en) * 1988-06-09 1990-02-07 Eastman Christensen Company Blade drill bit and method for its construction
EP0354164A3 (en) * 1988-06-09 1990-12-19 Eastman Christensen Company Blade drill bit and method for its construction
EP2775090A3 (en) * 2013-03-05 2016-05-18 Dywidag-Systems International GmbH Drill bit

Also Published As

Publication number Publication date
BE603801A (en) 1961-09-01

Similar Documents

Publication Publication Date Title
FR1265943A (en) Drill bit for soil drilling
FR1340987A (en) Drill bit for rock drilling
FR1274316A (en) Advanced drill
CH408753A (en) Rotary percussion drill
FR1228941A (en) Tool for soil drilling
FR78510E (en) Drill bit for soil drilling
FR1269187A (en) Drill bit for soil drilling
FR1316351A (en) Advanced drill bit for soil drilling
FR1273460A (en) Roller bit for soil drilling
FR1248524A (en) Drill bit for soil drilling
FR1218567A (en) Drill bit for soil drilling
FR1294866A (en) Diamond drill bit for soil drilling
FR1274017A (en) Drill
FR1297304A (en) Drill bit for soil drilling
FR1310662A (en) Drill bit for soil drilling
BE613527A (en) Advanced drill bit for soil drilling.
FR1208405A (en) Rotary drill bit for soil drilling
CH382969A (en) Wall drill
FR1363457A (en) Drill bit for deep drilling
FR1208242A (en) Lubricant seal, especially for drill bits for soil drilling
FR1216551A (en) Tool for drilling wells
FR1276927A (en) Tunnel boring machine
FR1275010A (en) ground drilling equipment
FR1220864A (en) Tool for soil drilling
FR1251098A (en) Cable gland for well drilling