GB2012652B - Laterally adjustable multiple head - Google Patents

Laterally adjustable multiple head

Info

Publication number
GB2012652B
GB2012652B GB7901190A GB7901190A GB2012652B GB 2012652 B GB2012652 B GB 2012652B GB 7901190 A GB7901190 A GB 7901190A GB 7901190 A GB7901190 A GB 7901190A GB 2012652 B GB2012652 B GB 2012652B
Authority
GB
United Kingdom
Prior art keywords
laterally adjustable
multiple head
adjustable multiple
head
laterally
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
GB7901190A
Other versions
GB2012652A (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 GB7901190A priority Critical patent/GB2012652B/en
Publication of GB2012652A publication Critical patent/GB2012652A/en
Application granted granted Critical
Publication of GB2012652B publication Critical patent/GB2012652B/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
    • E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods

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)
GB7901190A 1978-01-17 1979-01-12 Laterally adjustable multiple head Expired GB2012652B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7901190A GB2012652B (en) 1978-01-17 1979-01-12 Laterally adjustable multiple head

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB174078 1978-01-17
GB7901190A GB2012652B (en) 1978-01-17 1979-01-12 Laterally adjustable multiple head

Publications (2)

Publication Number Publication Date
GB2012652A GB2012652A (en) 1979-08-01
GB2012652B true GB2012652B (en) 1982-03-24

Family

ID=26236946

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7901190A Expired GB2012652B (en) 1978-01-17 1979-01-12 Laterally adjustable multiple head

Country Status (1)

Country Link
GB (1) GB2012652B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT387262B (en) * 1985-02-01 1988-12-27 Ver Edelstahlwerke Ag DEVICE FOR DRILLING IN STONE, ORE OR THE LIKE.
EP0215998A3 (en) * 1985-09-25 1988-08-10 Lam Ming Luen A pile driver, pile drawer and/or drilling machine

Also Published As

Publication number Publication date
GB2012652A (en) 1979-08-01

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Legal Events

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