GB2067232B - Excavating machines - Google Patents

Excavating machines

Info

Publication number
GB2067232B
GB2067232B GB7932783A GB7932783A GB2067232B GB 2067232 B GB2067232 B GB 2067232B GB 7932783 A GB7932783 A GB 7932783A GB 7932783 A GB7932783 A GB 7932783A GB 2067232 B GB2067232 B GB 2067232B
Authority
GB
United Kingdom
Prior art keywords
excavating machines
excavating
machines
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
GB7932783A
Other versions
GB2067232A (en
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB7932783A priority Critical patent/GB2067232B/en
Publication of GB2067232A publication Critical patent/GB2067232A/en
Application granted granted Critical
Publication of GB2067232B publication Critical patent/GB2067232B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/1013—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom
    • E21D9/102—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom by a longitudinally extending boom being pivotable about a vertical and a transverse axis
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1066—Making by using boring or cutting machines with fluid jets
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1086—Drives or transmissions specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
GB7932783A 1979-09-21 1979-09-21 Excavating machines Expired GB2067232B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7932783A GB2067232B (en) 1979-09-21 1979-09-21 Excavating machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7932783A GB2067232B (en) 1979-09-21 1979-09-21 Excavating machines

Publications (2)

Publication Number Publication Date
GB2067232A GB2067232A (en) 1981-07-22
GB2067232B true GB2067232B (en) 1983-02-02

Family

ID=10507984

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7932783A Expired GB2067232B (en) 1979-09-21 1979-09-21 Excavating machines

Country Status (1)

Country Link
GB (1) GB2067232B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8403628D0 (en) * 1984-07-09 1984-07-09 Cerac Inst Sa LIQUID DISTRIBUTION DEVICE BY SCRATCHING MACHINES
DE19645650C1 (en) * 1996-11-06 1998-01-22 Webster Schaeff & Co Rock face cutting head

Also Published As

Publication number Publication date
GB2067232A (en) 1981-07-22

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920921