2017
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Invention
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Load support drum with resilient core member. A load bearing support includes a cylindrical drum.... |
2014
|
Invention
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Nested mine roof supports.
This invention is directed to a means for transporting a mine roof su... |
2012
|
Invention
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Nested mine roof supports. This invention is directed to a mine roof support set including a plur... |
|
Invention
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Method of controlling ventilation in a mine entry with polymeric gel. A method is disclosed for c... |
2011
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Invention
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Pumpable support with cladding. A support for use in mines and other underground workings is prov... |
2010
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Invention
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System and method of delivering emergency breathable gas supply to underground mines.
A system f... |
2009
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Invention
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Mine seal with multiple mortared walls. An explosive-resistant mine seal (2) is provided, which i... |
|
Invention
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Mine seal with adhesive. An explosive-resistant mine seal (2) is provided, which includes a pair ... |
2008
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Invention
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Method of controlling mine fires with polymeric gel. A method is disclosed for controlling a mine... |
|
Invention
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Mine seal with adhesive. An explosive-resistant mine seal, which includes a pair of block walls. ... |
|
Invention
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Mine seal with adhesive. An explosive-resistant mine seal is provided, which includes a pair of b... |