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GB977169A - Improvements in or relating to cutters for mineral-cutting machines - Google Patents

Improvements in or relating to cutters for mineral-cutting machines

Info

Publication number
GB977169A
GB977169A GB3086861A GB3086861A GB977169A GB 977169 A GB977169 A GB 977169A GB 3086861 A GB3086861 A GB 3086861A GB 3086861 A GB3086861 A GB 3086861A GB 977169 A GB977169 A GB 977169A
Authority
GB
United Kingdom
Prior art keywords
mineral
cutters
relating
cutting machines
drum
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
GB3086861A
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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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
Priority claimed from DEE20487A external-priority patent/DE1201280B/en
Application filed by Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Publication of GB977169A publication Critical patent/GB977169A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Luminescent Compositions (AREA)
  • Earth Drilling (AREA)

Abstract

977,169. Mineral-mining machines. EICKHOFF MASCHINENFABRIK U EISENGIESSEREI m.b.H. GEB. Aug. 28, 1961 [Aug. 31, 1960; Jan. 24, 1961], No. 30868/61. Heading E1F. The circumferential concentration of picks on a cutter drum is greater at that end of the drum which will extend furthest into a seam during the use of the drum.
GB3086861A 1960-08-31 1961-08-28 Improvements in or relating to cutters for mineral-cutting machines Expired GB977169A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEE19862A DE1157178B (en) 1960-08-31 1960-08-31 Cutter roller for mining machines in underground mining
DEE20487A DE1201280B (en) 1961-01-24 1961-01-24 Cutter roller for mining machines in underground mining

Publications (1)

Publication Number Publication Date
GB977169A true GB977169A (en) 1964-12-02

Family

ID=25972995

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3086861A Expired GB977169A (en) 1960-08-31 1961-08-28 Improvements in or relating to cutters for mineral-cutting machines

Country Status (2)

Country Link
DE (1) DE1157178B (en)
GB (1) GB977169A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203359A (en) * 1981-09-11 1983-04-05 Berchem & Schaberg Gmbh STONE CUTTING HEAD, ESPECIALLY FOR A SUCTION DREDGER.
GB2121087A (en) * 1982-06-01 1983-12-14 Anderson Strathclyde Plc Mineral mining machines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1019251A (en) * 1911-09-20 1912-03-05 Louis F Hess Cutter-head.
US1841268A (en) * 1929-05-25 1932-01-12 Edward S Mckinlay Cutting chain
GB680000A (en) * 1949-09-20 1952-09-24 Goodman Mfg Co Improvements in or relating to a system for the continuous cutting and removal of material such as coal, and a machine therefor
BE516636A (en) * 1951-07-23
DE1793712U (en) * 1958-12-17 1959-08-20 Eickhoff Geb CUTTING DEVICE FOR SCREENING MACHINES.
DE1814018U (en) * 1960-04-23 1960-06-30 Eickhoff Geb DRIVING ROLLER.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203359A (en) * 1981-09-11 1983-04-05 Berchem & Schaberg Gmbh STONE CUTTING HEAD, ESPECIALLY FOR A SUCTION DREDGER.
GB2121087A (en) * 1982-06-01 1983-12-14 Anderson Strathclyde Plc Mineral mining machines

Also Published As

Publication number Publication date
DE1157178B (en) 1963-11-14

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