Pieter Barendsen

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Tyreso, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for driving a tunnel
- Patent number 4,834,580
- Issue date May 30, 1989
- Atlas Copco Aktiebolag
- Pieter Barendsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of collecting dust during rock drilling and a dust collectin...
- Patent number 4,223,748
- Issue date Sep 23, 1980
- Atlas Copco Aktiebolag
- Pieter Barendsen
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING