FR2074491A5 - - Google Patents

Info

Publication number
FR2074491A5
FR2074491A5 FR7047403A FR7047403A FR2074491A5 FR 2074491 A5 FR2074491 A5 FR 2074491A5 FR 7047403 A FR7047403 A FR 7047403A FR 7047403 A FR7047403 A FR 7047403A FR 2074491 A5 FR2074491 A5 FR 2074491A5
Authority
FR
France
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
FR7047403A
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.)
Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Original Assignee
Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
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 Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG filed Critical Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Application granted granted Critical
Publication of FR2074491A5 publication Critical patent/FR2074491A5/fr
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
    • E21B10/36—Percussion drill bits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for
FR7047403A 1969-12-30 1970-12-30 Expired FR2074491A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691965606 DE1965606A1 (en) 1969-12-30 1969-12-30 Rock drill

Publications (1)

Publication Number Publication Date
FR2074491A5 true FR2074491A5 (en) 1971-10-01

Family

ID=5755324

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7047403A Expired FR2074491A5 (en) 1969-12-30 1970-12-30

Country Status (5)

Country Link
CH (1) CH520262A (en)
DE (1) DE1965606A1 (en)
FR (1) FR2074491A5 (en)
GB (1) GB1338586A (en)
NL (1) NL7018994A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2489191A1 (en) * 1980-08-29 1982-03-05 Hosoi Toshiaki IMPROVED FOREST, PARTICULARLY FOR DRILLING DEEP HOLES
WO1994012305A1 (en) * 1992-11-23 1994-06-09 Gühring, Jörg Drill with interchangeable cutting insert
EP0657617A1 (en) * 1993-12-11 1995-06-14 Hawera Probst GmbH + Co. Rock drill bit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5172775A (en) * 1991-03-06 1992-12-22 Kennametal Inc. Rotary drill bit insert
DE102006049088A1 (en) * 2006-10-13 2008-04-24 Kennametal Inc. Modular drilling tool and method for its manufacture
DE102007020051B4 (en) * 2007-04-27 2013-11-21 Irwin Industrial Tool Company Hard metal plate for rock drills and rock drills
US7900721B2 (en) 2008-11-03 2011-03-08 Irwin Industrial Tool Company Hard metal plate for rock drill and rock drill

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2489191A1 (en) * 1980-08-29 1982-03-05 Hosoi Toshiaki IMPROVED FOREST, PARTICULARLY FOR DRILLING DEEP HOLES
WO1994012305A1 (en) * 1992-11-23 1994-06-09 Gühring, Jörg Drill with interchangeable cutting insert
US5599145A (en) * 1992-11-23 1997-02-04 Joerg Guehring Drill with interchangeable cutting insert
EP0657617A1 (en) * 1993-12-11 1995-06-14 Hawera Probst GmbH + Co. Rock drill bit
US5482124A (en) * 1993-12-11 1996-01-09 Hawera Probst Gmbh + Co. Rock drill

Also Published As

Publication number Publication date
DE1965606A1 (en) 1971-07-15
GB1338586A (en) 1973-11-28
CH520262A (en) 1972-03-15
NL7018994A (en) 1971-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse