ZA802821B - Mine prop - Google Patents
Mine propInfo
- Publication number
- ZA802821B ZA802821B ZA00802821A ZA802821A ZA802821B ZA 802821 B ZA802821 B ZA 802821B ZA 00802821 A ZA00802821 A ZA 00802821A ZA 802821 A ZA802821 A ZA 802821A ZA 802821 B ZA802821 B ZA 802821B
- Authority
- ZA
- South Africa
- Prior art keywords
- mine prop
- prop
- mine
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA00802821A ZA802821B (en) | 1979-05-11 | 1980-05-12 | Mine prop |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA792298 | 1979-05-11 | ||
ZA00802821A ZA802821B (en) | 1979-05-11 | 1980-05-12 | Mine prop |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA802821B true ZA802821B (en) | 1981-05-27 |
Family
ID=27131400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00802821A ZA802821B (en) | 1979-05-11 | 1980-05-12 | Mine prop |
Country Status (1)
Country | Link |
---|---|
ZA (1) | ZA802821B (en) |
Cited By (3)
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 |
-
1980
- 1980-05-12 ZA ZA00802821A patent/ZA802821B/en unknown
Cited By (3)
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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