CA2162292A1 - Pics de mineur ameliores - Google Patents

Pics de mineur ameliores

Info

Publication number
CA2162292A1
CA2162292A1 CA002162292A CA2162292A CA2162292A1 CA 2162292 A1 CA2162292 A1 CA 2162292A1 CA 002162292 A CA002162292 A CA 002162292A CA 2162292 A CA2162292 A CA 2162292A CA 2162292 A1 CA2162292 A1 CA 2162292A1
Authority
CA
Canada
Prior art keywords
pick
coal
rock
shank
head
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.)
Abandoned
Application number
CA002162292A
Other languages
English (en)
Inventor
Kieron Denz
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.)
Cutincoal Pty Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2162292A1 publication Critical patent/CA2162292A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2866—Small metalwork for digging elements, e.g. teeth scraper bits for rotating digging elements
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808—Teeth
    • E02F9/285—Teeth characterised by the material used
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1831—Fixing methods or devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21C35/19—Means for fixing picks or holders
    • E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements
CA002162292A 1993-05-14 1994-04-13 Pics de mineur ameliores Abandoned CA2162292A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPL881193 1993-05-14
AUPL8811 1993-05-14
PCT/AU1994/000183 WO1994027027A1 (fr) 1993-05-14 1994-04-13 Ameliorations apportees a des pics pour charbon et roche

Publications (1)

Publication Number Publication Date
CA2162292A1 true CA2162292A1 (fr) 1994-11-24

Family

ID=3776892

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002162292A Abandoned CA2162292A1 (fr) 1993-05-14 1994-04-13 Pics de mineur ameliores

Country Status (4)

Country Link
EP (1) EP0697060A1 (fr)
CN (1) CN1123046A (fr)
CA (1) CA2162292A1 (fr)
WO (1) WO1994027027A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645323A (en) * 1995-12-11 1997-07-08 Kennametal Inc. Concave cutter bit with sacrificial constraint
CN102400683A (zh) * 2011-11-10 2012-04-04 罗良钧 一种气镐的镐钎

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29900E (en) * 1968-08-08 1979-02-06 Kennametal Inc. Pick-type mining bit with support block having rotatable seat
GB2101657B (en) * 1981-02-13 1985-01-03 Arnol Staggs Miner bit
GB8602419D0 (en) * 1986-01-31 1986-03-05 Anderson Stathclyde Plc Cutting tool & holder
US5067775A (en) * 1988-04-21 1991-11-26 Kennametal Inc. Retainer for rotatable bits
AU6965991A (en) * 1990-01-09 1991-08-05 Kennametal Inc. Cutting bit to prevent deformation of socket mount

Also Published As

Publication number Publication date
WO1994027027A1 (fr) 1994-11-24
EP0697060A1 (fr) 1996-02-21
CN1123046A (zh) 1996-05-22

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Legal Events

Date Code Title Description
FZDE Dead