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Christer Lundberg
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Sandviken, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Rock drill bit, a drilling assembly and a method for percussive roc...
Patent number
9,062,504
Issue date
Jun 23, 2015
Sandvik Intellectual Property AB
Christer Lundberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Male portion, drill bit and threaded joint for percussive rock dril...
Patent number
7,185,721
Issue date
Mar 6, 2007
Sandvik Intellectual Property AB
Bo Carlström
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
Rock Drill Bit, a Drilling Assembly and a Method for Percussive Roc...
Publication number
20120325558
Publication date
Dec 27, 2012
Christer Lundberg
E21 - EARTH DRILLING MINING
Information
Patent Application
One-piece drill bit for single-pass anchor bolting and single pass...
Publication number
20090285638
Publication date
Nov 19, 2009
Christer Lundberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Button bit
Publication number
20080135308
Publication date
Jun 12, 2008
SANDVIK INTELLECTUAL PROPERTY AB
Christer Lundberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Male portion, drill bit and threaded joint for percussive rock dril...
Publication number
20040050592
Publication date
Mar 18, 2004
SANDVIK AB
Bo Carlstrom
E21 - EARTH DRILLING MINING