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Ilmo PYORNY
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Tampere, FI
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Patents Grants
last 30 patents
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Patent Grant
Drill rod changer, rock drilling unit and method of changing drill...
Patent number
10,294,738
Issue date
May 21, 2019
Sandvik Mining and Construction Oy
Jouni Koskinen
E21 - EARTH DRILLING MINING
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Patent Grant
Rock drilling unit and method of changing drill rods
Patent number
9,428,971
Issue date
Aug 30, 2016
Sandvik Mining and Construction Oy
Ilmo Pyörny
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
DRILL ROD CHANGER, ROCK DRILLING UNIT AND METHOD OF CHANGING DRILL...
Publication number
20170175462
Publication date
Jun 22, 2017
SANDVIK MINING AND CONSTRUCTION OY
Jouni KOSKINEN
E21 - EARTH DRILLING MINING
Information
Patent Application
Rock drilling unit and method of changing drill rods
Publication number
20140224540
Publication date
Aug 14, 2014
SANDVIK MINING AND CONSTRUCTION OY
Ilmo PYÖRNY
E21 - EARTH DRILLING MINING