ZA806944B - Yieldable support units - Google Patents

Yieldable support units

Info

Publication number
ZA806944B
ZA806944B ZA00806944A ZA806944A ZA806944B ZA 806944 B ZA806944 B ZA 806944B ZA 00806944 A ZA00806944 A ZA 00806944A ZA 806944 A ZA806944 A ZA 806944A ZA 806944 B ZA806944 B ZA 806944B
Authority
ZA
South Africa
Prior art keywords
support units
yieldable support
yieldable
units
support
Prior art date
Application number
ZA00806944A
Inventor
M Tucker
Original Assignee
M Tucker
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 M Tucker filed Critical M Tucker
Priority to ZA00806944A priority Critical patent/ZA806944B/en
Publication of ZA806944B publication Critical patent/ZA806944B/en

Links

ZA00806944A 1979-11-19 1980-11-10 Yieldable support units ZA806944B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA00806944A ZA806944B (en) 1979-11-19 1980-11-10 Yieldable support units

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA796221 1979-11-19
ZA00806944A ZA806944B (en) 1979-11-19 1980-11-10 Yieldable support units

Publications (1)

Publication Number Publication Date
ZA806944B true ZA806944B (en) 1981-11-25

Family

ID=27131806

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00806944A ZA806944B (en) 1979-11-19 1980-11-10 Yieldable support units

Country Status (1)

Country Link
ZA (1) ZA806944B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9347316B2 (en) 2012-08-30 2016-05-24 Burrell Mining Products, Inc. Telescopic mine roof support
US9611738B2 (en) 2014-08-27 2017-04-04 Burrell Mining Products, Inc. Ventilated mine roof support
US9903203B2 (en) 2014-08-27 2018-02-27 Burrell Mining Products, Inc. Ventilated mine roof support

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9347316B2 (en) 2012-08-30 2016-05-24 Burrell Mining Products, Inc. Telescopic mine roof support
US9611738B2 (en) 2014-08-27 2017-04-04 Burrell Mining Products, Inc. Ventilated mine roof support
US9903203B2 (en) 2014-08-27 2018-02-27 Burrell Mining Products, Inc. Ventilated mine roof support

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