FR2589943B1 - Fleuret pour le forage roto-percutant - Google Patents

Fleuret pour le forage roto-percutant

Info

Publication number
FR2589943B1
FR2589943B1 FR8611154A FR8611154A FR2589943B1 FR 2589943 B1 FR2589943 B1 FR 2589943B1 FR 8611154 A FR8611154 A FR 8611154A FR 8611154 A FR8611154 A FR 8611154A FR 2589943 B1 FR2589943 B1 FR 2589943B1
Authority
FR
France
Prior art keywords
percutant
roto
flower
drilling
percutant drilling
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 - Fee Related
Application number
FR8611154A
Other languages
English (en)
Other versions
FR2589943A1 (fr
Inventor
Gerhard Schroth
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.)
DUSS MASCHF
Original Assignee
DUSS MASCHF
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 DUSS MASCHF filed Critical DUSS MASCHF
Publication of FR2589943A1 publication Critical patent/FR2589943A1/fr
Application granted granted Critical
Publication of FR2589943B1 publication Critical patent/FR2589943B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
FR8611154A 1985-11-14 1986-07-31 Fleuret pour le forage roto-percutant Expired - Fee Related FR2589943B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853540355 DE3540355C2 (de) 1985-11-14 1985-11-14 Bohrer zum drehschlagenden Bohren

Publications (2)

Publication Number Publication Date
FR2589943A1 FR2589943A1 (fr) 1987-05-15
FR2589943B1 true FR2589943B1 (fr) 1991-02-08

Family

ID=6285944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8611154A Expired - Fee Related FR2589943B1 (fr) 1985-11-14 1986-07-31 Fleuret pour le forage roto-percutant

Country Status (4)

Country Link
CH (1) CH670283A5 (fr)
DE (1) DE3540355C2 (fr)
FR (1) FR2589943B1 (fr)
NL (1) NL8601988A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4114267C2 (de) * 1991-05-02 2001-09-06 Hilti Ag Bohr- und Meisselwerkzeug mit Grundkörper und Schneidkörper
DE4236553A1 (de) * 1992-10-29 1994-05-05 Hawera Probst Kg Hartmetall Gesteinsbohrer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856589C (de) * 1942-12-15 1952-11-24 Hartmetallwerkzeugfabrik Meuts Gesteinsschlagbohrer mit Hartmetalleinsaetzen
GB776028A (en) * 1955-02-15 1957-05-29 John M Perkins & Smith Ltd Drill bits
DE1608358C3 (de) * 1967-11-21 1979-01-04 Friedrich Duss, Maschinenfabrik Gmbh U. Co, 7261 Neubulach Bohrer zum drehschlagenden Bohren
DE1921677B2 (de) * 1969-04-28 1977-09-29 Hilti Ag, Schaan (Liechtenstein) Drehschlag-wendelbohrer
DE2423511A1 (de) * 1974-05-15 1975-11-27 Krupp Gmbh Bohrer mit foerderwendel
CH626557A5 (fr) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE2910323A1 (de) * 1979-03-16 1980-10-02 Bosch Gmbh Robert Bohrwerkzeug, insbesondere gesteinsbohrer
DD222065A1 (de) * 1983-12-23 1985-05-08 Stammbetrieb Des Veb Werkzeugk Bohrwerkzeug, insbesondere fuer die steinbearbeitung

Also Published As

Publication number Publication date
NL8601988A (nl) 1987-06-01
DE3540355C2 (de) 1996-01-11
CH670283A5 (fr) 1989-05-31
FR2589943A1 (fr) 1987-05-15
DE3540355A1 (de) 1987-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse