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GB2143266B - Improvements relating to the closing of mineshafts - Google Patents

Improvements relating to the closing of mineshafts

Info

Publication number
GB2143266B
GB2143266B GB08319193A GB8319193A GB2143266B GB 2143266 B GB2143266 B GB 2143266B GB 08319193 A GB08319193 A GB 08319193A GB 8319193 A GB8319193 A GB 8319193A GB 2143266 B GB2143266 B GB 2143266B
Authority
GB
United Kingdom
Prior art keywords
mineshafts
closing
improvements relating
relating
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
GB08319193A
Other versions
GB2143266A (en
GB8319193D0 (en
Inventor
Robert Ernest Ford
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB08319193A priority Critical patent/GB2143266B/en
Publication of GB8319193D0 publication Critical patent/GB8319193D0/en
Priority to CA000435658A priority patent/CA1205644A/en
Publication of GB2143266A publication Critical patent/GB2143266A/en
Application granted granted Critical
Publication of GB2143266B publication Critical patent/GB2143266B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D7/00—Shaft equipment, e.g. timbering within the shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)
GB08319193A 1983-07-15 1983-07-15 Improvements relating to the closing of mineshafts Expired GB2143266B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08319193A GB2143266B (en) 1983-07-15 1983-07-15 Improvements relating to the closing of mineshafts
CA000435658A CA1205644A (en) 1983-07-15 1983-08-30 Closing of mineshafts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08319193A GB2143266B (en) 1983-07-15 1983-07-15 Improvements relating to the closing of mineshafts

Publications (3)

Publication Number Publication Date
GB8319193D0 GB8319193D0 (en) 1983-08-17
GB2143266A GB2143266A (en) 1985-02-06
GB2143266B true GB2143266B (en) 1986-08-06

Family

ID=10545784

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08319193A Expired GB2143266B (en) 1983-07-15 1983-07-15 Improvements relating to the closing of mineshafts

Country Status (2)

Country Link
CA (1) CA1205644A (en)
GB (1) GB2143266B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1154880A (en) * 1966-09-16 1969-06-11 Cementation Company Africa Ltd Method of and means for Plugging Underground Cavities

Also Published As

Publication number Publication date
CA1205644A (en) 1986-06-10
GB2143266A (en) 1985-02-06
GB8319193D0 (en) 1983-08-17

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Legal Events

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