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Candiac, CA
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Patents Grants
last 30 patents
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Patent Grant
Device for expanding and/or evacuating parts of anchors
Patent number
8,152,416
Issue date
Apr 10, 2012
Atlas Copco MAI GmbH
Mario Bureau
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Fluid recovery
Publication number
20100074695
Publication date
Mar 25, 2010
ATLAS COPCO MAI GMBH
Mario Bureau
E21 - EARTH DRILLING MINING
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Patent Application
Rock Bolting Method and Rock Bolt
Publication number
20070253783
Publication date
Nov 1, 2007
Mario Bureau
E21 - EARTH DRILLING MINING