ZA981735B - An underground mining barrier - Google Patents

An underground mining barrier

Info

Publication number
ZA981735B
ZA981735B ZA981735A ZA981735A ZA981735B ZA 981735 B ZA981735 B ZA 981735B ZA 981735 A ZA981735 A ZA 981735A ZA 981735 A ZA981735 A ZA 981735A ZA 981735 B ZA981735 B ZA 981735B
Authority
ZA
South Africa
Prior art keywords
barrier
underground mining
mining
underground
mining barrier
Prior art date
Application number
ZA981735A
Inventor
Brendan Michael Benson
Original Assignee
Ferreira Chris Johan
Brendan Michael Benson
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 Ferreira Chris Johan, Brendan Michael Benson filed Critical Ferreira Chris Johan
Publication of ZA981735B publication Critical patent/ZA981735B/en

Links

ZA981735A 1997-03-03 1998-03-02 An underground mining barrier ZA981735B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA971823 1997-03-03

Publications (1)

Publication Number Publication Date
ZA981735B true ZA981735B (en) 1998-09-07

Family

ID=25586274

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA981735A ZA981735B (en) 1997-03-03 1998-03-02 An underground mining barrier

Country Status (2)

Country Link
AU (1) AU5642798A (en)
ZA (1) ZA981735B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102589920A (en) * 2012-03-06 2012-07-18 力博重工科技股份有限公司 Test bed for vertical derrick of prop pulling hoist
CN111648800A (en) * 2020-07-03 2020-09-11 张明东 Colliery mine hole uses interim supporting device with adjustable secondary limit function

Also Published As

Publication number Publication date
AU5642798A (en) 1998-09-03

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