GB2041424B - Excavating machines for excavating rock or mineral - Google Patents

Excavating machines for excavating rock or mineral

Info

Publication number: GB2041424B
Authority: GB; United Kingdom
Prior art keywords: excavating; mineral; rock; machines; excavating machines
Prior art date: 1979-02-09
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

GB7904681A

Other versions

GB2041424A (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.)

1979-02-09

Filing date

1979-02-09

Publication date

1982-10-20

1979-02-09 Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd

1979-02-09 Priority to GB7904681A priority Critical patent/GB2041424B/en

1980-09-10 Publication of GB2041424A publication Critical patent/GB2041424A/en

1982-10-20 Application granted granted Critical

1982-10-20 Publication of GB2041424B publication Critical patent/GB2041424B/en

Status Expired legal-status Critical Current

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
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier

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)
Excavating Of Shafts Or Tunnels (AREA)

GB7904681A 1979-02-09 1979-02-09 Excavating machines for excavating rock or mineral Expired GB2041424B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB7904681A GB2041424B (en)	1979-02-09	1979-02-09	Excavating machines for excavating rock or mineral

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7904681A GB2041424B (en)	1979-02-09	1979-02-09	Excavating machines for excavating rock or mineral

Publications (2)

Publication Number	Publication Date
GB2041424A GB2041424A (en)	1980-09-10
GB2041424B true GB2041424B (en)	1982-10-20

Family

ID=10503093

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7904681A Expired GB2041424B (en)	1979-02-09	1979-02-09	Excavating machines for excavating rock or mineral

Country Status (1)

Country	Link
GB (1)	GB2041424B (en)

1979
- 1979-02-09 GB GB7904681A patent/GB2041424B/en not_active Expired

Also Published As

Publication number	Publication date
GB2041424A (en)	1980-09-10

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Legal Events

Date	Code	Title	Description
1983-09-28	PCNP	Patent ceased through non-payment of renewal fee