Juhani Lappalainen

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Tampere, FI

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Patents Grantslast 30 patents

Information Patent Grant
Equipment for handling drill rods
- Patent number 5,687,804
- Issue date Nov 18, 1997
- Tamrock OY
- Juhani Lappalainen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for aligning a feeding beam in a rock drilling equipment and...
- Patent number 5,348,105
- Issue date Sep 20, 1994
- Tamrock OY
- Juhani Lappalainen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Arrangement for handling drill rods in a rock drilling unit or the...
- Patent number 5,050,283
- Issue date Sep 24, 1991
- Oy Tampella AB
- Jusha Piipponen
- E21 - EARTH DRILLING MINING