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GB2197010B - Apparatus for excavating a recess - Google Patents

Apparatus for excavating a recess

Info

Publication number
GB2197010B
GB2197010B GB8725285A GB8725285A GB2197010B GB 2197010 B GB2197010 B GB 2197010B GB 8725285 A GB8725285 A GB 8725285A GB 8725285 A GB8725285 A GB 8725285A GB 2197010 B GB2197010 B GB 2197010B
Authority
GB
United Kingdom
Prior art keywords
excavating
recess
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 - Fee Related
Application number
GB8725285A
Other versions
GB2197010A (en
GB8725285D0 (en
Inventor
Gerald Richard Oldham Pentith
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.)
Dosco Overseas Engineering Ltd
Original Assignee
Dosco Overseas Engineering 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
Priority claimed from GB868625781A external-priority patent/GB8625781D0/en
Priority to GB8725285A priority Critical patent/GB2197010B/en
Application filed by Dosco Overseas Engineering Ltd filed Critical Dosco Overseas Engineering Ltd
Publication of GB8725285D0 publication Critical patent/GB8725285D0/en
Priority to AU12696/88A priority patent/AU603431B2/en
Priority to US07/165,148 priority patent/US4838615A/en
Priority to ZA881648A priority patent/ZA881648B/en
Priority to DE3808825A priority patent/DE3808825A1/en
Publication of GB2197010A publication Critical patent/GB2197010A/en
Publication of GB2197010B publication Critical patent/GB2197010B/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • E21C25/16—Machines slitting solely by one or more rotating saws, cutting discs, or wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB8725285A 1986-10-28 1987-10-28 Apparatus for excavating a recess Expired - Fee Related GB2197010B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB8725285A GB2197010B (en) 1986-10-28 1987-10-28 Apparatus for excavating a recess
AU12696/88A AU603431B2 (en) 1987-10-28 1988-03-04 Apparatus for excavating a recess
US07/165,148 US4838615A (en) 1987-10-28 1988-03-07 Apparatus for excavating a recess
ZA881648A ZA881648B (en) 1987-10-28 1988-03-08 Apparatus for excavating arecess
DE3808825A DE3808825A1 (en) 1987-10-28 1988-03-16 DEVICE FOR BREAKING OUT A DEPTH

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868625781A GB8625781D0 (en) 1986-10-28 1986-10-28 Tunnelling machines
GB8725285A GB2197010B (en) 1986-10-28 1987-10-28 Apparatus for excavating a recess

Publications (3)

Publication Number Publication Date
GB8725285D0 GB8725285D0 (en) 1987-12-02
GB2197010A GB2197010A (en) 1988-05-11
GB2197010B true GB2197010B (en) 1990-02-14

Family

ID=26291462

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8725285A Expired - Fee Related GB2197010B (en) 1986-10-28 1987-10-28 Apparatus for excavating a recess

Country Status (1)

Country Link
GB (1) GB2197010B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPS186902A0 (en) 2002-04-22 2002-05-30 Odyssey Technology Pty Ltd Rock cutting machine
GB201804694D0 (en) * 2018-03-23 2018-05-09 Element Six Uk Ltd Rock cutting machine
CN114876490B (en) * 2022-03-31 2025-12-23 中铁工程装备集团有限公司 Rock breaking method, rock breaking device and tunneling device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2390562A (en) * 1944-01-03 1945-12-11 Kindred L Storrs Method of mining coal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2390562A (en) * 1944-01-03 1945-12-11 Kindred L Storrs Method of mining coal

Also Published As

Publication number Publication date
GB2197010A (en) 1988-05-11
GB8725285D0 (en) 1987-12-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921028