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Pauli Lemmetty
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Lempaala, FI
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Patents Grants
last 30 patents
Information
Patent Grant
Method and equipment for controlling operation of rock drilling app...
Patent number
6,938,702
Issue date
Sep 6, 2005
Sandvik Inteleectual Property AB
Heikki Saha
E21 - EARTH DRILLING MINING
Information
Patent Grant
Arrangement for controlling boom for rock drilling unit
Patent number
5,896,936
Issue date
Apr 27, 1999
Oy; Tamrock
Leo Hakkinen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Arrangement in boom for rock drilling unit
Patent number
5,896,935
Issue date
Apr 27, 1999
Tamrock Oy
Mauri Esko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Arrangement for mounting swing cylinders in boom for rock drilling...
Patent number
5,893,421
Issue date
Apr 13, 1999
Tamrock OY
Pauli Lemmetty
E21 - EARTH DRILLING MINING
Information
Patent Grant
Arrangement for measuring the position of a feed beam in a rock dri...
Patent number
5,601,148
Issue date
Feb 11, 1997
Tamrock Oy
Pekka Heiskanen
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING
Publication number
20140034387
Publication date
Feb 6, 2014
SANDVIK MINING AND CONSTRUCTION OY
Tapio Ukonjarvi
E21 - EARTH DRILLING MINING
Information
Patent Application
ROCK DRILL BIT FOR PERCUSSIVE DRILLING AND A ROCK DRILL BIT BUTTON
Publication number
20130180785
Publication date
Jul 18, 2013
Sandvik Intellectual Property AB
Mauri Esko
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and equipment for controlling operation of rock drilling app...
Publication number
20050056439
Publication date
Mar 17, 2005
Heikki Saha
E21 - EARTH DRILLING MINING