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Anchor and anchor nut thereof
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Patent number 8,740,502
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Issue date Jun 3, 2014
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Atlas Copco MAI GmbH
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Michael Meidl
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Friction bolt
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Patent number 8,651,769
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Issue date Feb 18, 2014
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Atlas Copco MAI GmbH
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Michael Hosp
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E21 - EARTH DRILLING MINING
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Sliding anchor
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Patent number 8,465,238
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Issue date Jun 18, 2013
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Atlas Copco MAI GmbH
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Michael Meidl
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E21 - EARTH DRILLING MINING
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Sliding anchor
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Patent number 7,955,034
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Issue date Jun 7, 2011
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Atlas Copco MAI GmbH
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Michael Meidl
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E21 - EARTH DRILLING MINING
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-
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Coupling for anchor bolts
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Patent number 7,387,319
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Issue date Jun 17, 2008
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Atlas Copco MAI GmbH
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Herbert Papousek
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Drill bit
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Patent number 7,231,992
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Issue date Jun 19, 2007
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Atlas Copco MAI GmbH
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Herbert Papousek
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E21 - EARTH DRILLING MINING
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Drill bit
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Patent number 7,070,010
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Issue date Jul 4, 2006
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Atlas Copco MAI GmbH
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Herbert Papousek
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E21 - EARTH DRILLING MINING
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77239416 - ROOFEX
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Serial number 77239416
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Registration number 3539428
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Filing date Jul 26, 2007
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Atlas Copco MAI GmbH
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6 - Common metals and their alloys