ZA834853B - Cutting mineral faces and the like - Google Patents

Cutting mineral faces and the like

Info

Publication number
ZA834853B
ZA834853B ZA834853A ZA834853A ZA834853B ZA 834853 B ZA834853 B ZA 834853B ZA 834853 A ZA834853 A ZA 834853A ZA 834853 A ZA834853 A ZA 834853A ZA 834853 B ZA834853 B ZA 834853B
Authority
ZA
South Africa
Prior art keywords
cutting mineral
faces
mineral faces
cutting
mineral
Prior art date
Application number
ZA834853A
Inventor
Michael Parker
Original Assignee
Hoverdale Eng Ltd
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 Hoverdale Eng Ltd filed Critical Hoverdale Eng Ltd
Publication of ZA834853B publication Critical patent/ZA834853B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down
    • E21C27/14—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by force or pressure applied to side of slit, e.g. by wedges
    • E21C27/16—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by force or pressure applied to side of slit, e.g. by wedges with means for both slitting and breaking-down
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/60—Slitting by jets of water or other liquid
ZA834853A 1982-07-03 1983-07-04 Cutting mineral faces and the like ZA834853B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08219290A GB2125850A (en) 1982-07-03 1982-07-03 Cutting mineral faces and the like

Publications (1)

Publication Number Publication Date
ZA834853B true ZA834853B (en) 1984-02-29

Family

ID=10531460

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA834853A ZA834853B (en) 1982-07-03 1983-07-04 Cutting mineral faces and the like

Country Status (2)

Country Link
GB (1) GB2125850A (en)
ZA (1) ZA834853B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346306A1 (en) * 1983-12-22 1985-07-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg BUCKET WHEEL EXCAVATOR
AU4185500A (en) * 1999-04-02 2000-10-23 Amvest Systems Inc. Water jet assisted drum-type mining system
US6755480B2 (en) 2000-03-31 2004-06-29 Amvest Corporation Drum-type dual channel water-jet assisted cutting head
US7771249B2 (en) 2007-03-30 2010-08-10 Park Industries, Inc. Corner saw
US10201914B2 (en) 2015-01-20 2019-02-12 Park Industries, Inc. Material loading apparatus
CN107165646B (en) * 2017-05-25 2023-06-30 中国铁建重工集团股份有限公司 Rock breaking cutter, shield tunneling machine cutterhead and shield tunneling machine
CN110195586B (en) * 2019-06-04 2020-03-27 中国矿业大学 Device and method for improving thickness of coal seam mined by coal mining machine by using abrasive jet flow

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB672336A (en) * 1949-01-20 1952-05-21 Margot Von Linsingen Improved method and a machine for winning coal or other minerals
NL6506657A (en) * 1964-05-25 1965-11-26
SE353360B (en) * 1971-06-18 1973-01-29 Atlas Copco Ab
GB1490351A (en) * 1974-02-28 1977-11-02 Energy Sec Of State For Excavating equipment
DE2813142C3 (en) * 1978-03-25 1986-07-31 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Combined cutting tool for cutting minerals in contact with a mining work surface
DE2903619A1 (en) * 1979-01-31 1980-08-14 Eickhoff Geb CHISELS FOR SOLVING MINERALS, ESPECIALLY SCREW CHISELS OR PLANING KNIVES
GB2067625A (en) * 1980-01-18 1981-07-30 Coal Industry Patents Ltd Cutter tool equipment for mining machines
GB2088441B (en) * 1980-11-24 1985-04-11 Padley & Venables Ltd Mineral mining pick and holder assembly

Also Published As

Publication number Publication date
GB2125850A (en) 1984-03-14

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