FR2571427B1 - HAVAGE TOOL, PARTICULARLY FOR MACHINES FOR PATHWAYS - Google Patents

HAVAGE TOOL, PARTICULARLY FOR MACHINES FOR PATHWAYS

Info

Publication number
FR2571427B1
FR2571427B1 FR8513753A FR8513753A FR2571427B1 FR 2571427 B1 FR2571427 B1 FR 2571427B1 FR 8513753 A FR8513753 A FR 8513753A FR 8513753 A FR8513753 A FR 8513753A FR 2571427 B1 FR2571427 B1 FR 2571427B1
Authority
FR
France
Prior art keywords
havage
pathways
machines
tool
havage tool
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
FR8513753A
Other languages
French (fr)
Other versions
FR2571427A1 (en
Inventor
Karl-Heinz Wetzchewald
Rudolf Dichtl
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.)
Boart Longyear GmbH and Co KG
Original Assignee
Boart HWF GmbH and Co KG Hartmetallwerkzeugfabrik
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 Boart HWF GmbH and Co KG Hartmetallwerkzeugfabrik filed Critical Boart HWF GmbH and Co KG Hartmetallwerkzeugfabrik
Publication of FR2571427A1 publication Critical patent/FR2571427A1/en
Application granted granted Critical
Publication of FR2571427B1 publication Critical patent/FR2571427B1/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/002—Down-hole drilling fluid separation systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Road Repair (AREA)
FR8513753A 1984-10-06 1985-09-17 HAVAGE TOOL, PARTICULARLY FOR MACHINES FOR PATHWAYS Expired FR2571427B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843436762 DE3436762A1 (en) 1984-10-06 1984-10-06 SCRAPER TOOL, IN PARTICULAR SIDE DRIVING MACHINES

Publications (2)

Publication Number Publication Date
FR2571427A1 FR2571427A1 (en) 1986-04-11
FR2571427B1 true FR2571427B1 (en) 1987-12-24

Family

ID=6247305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8513753A Expired FR2571427B1 (en) 1984-10-06 1985-09-17 HAVAGE TOOL, PARTICULARLY FOR MACHINES FOR PATHWAYS

Country Status (3)

Country Link
DE (1) DE3436762A1 (en)
FR (1) FR2571427B1 (en)
GB (1) GB2165287B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9025934D0 (en) * 1990-11-29 1991-01-16 Hydra Tools Int Plc Mineral mining equipment etc

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO810302L (en) * 1980-02-02 1981-08-03 Drilling & Service Uk Ltd DRILLING AND USING THE SAME.
AT369859B (en) * 1981-03-12 1983-02-10 Voest Alpine Ag DEVICE FOR COOLING THE CHISELS OF A BREWING MACHINE
SE452638B (en) * 1982-03-10 1987-12-07 Sandvik Ab LIQUID SUPPLY DEVICE FOR ROTATING MATERIAL REMOVAL TOOLS

Also Published As

Publication number Publication date
FR2571427A1 (en) 1986-04-11
GB8524213D0 (en) 1985-11-06
GB2165287B (en) 1987-07-22
DE3436762C2 (en) 1989-07-13
GB2165287A (en) 1986-04-09
DE3436762A1 (en) 1986-04-10

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Legal Events

Date Code Title Description
ST Notification of lapse