Veikko Räisänen

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for small-charge blasting
- Patent number 8,418,618
- Issue date Apr 16, 2013
- Sandvik Mining and Construction Oy
- Erkki Ahola
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and equipment for small-charge blasting
- Patent number 8,342,261
- Issue date Jan 1, 2013
- Sandvik Mining and Construction Oy
- Erkki Ahola
- F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR SMALL-CHARGE BLASTING
- Publication number 20100275801
- Publication date Nov 4, 2010
- SANDVIK MINING AND CONSTRUCTION OY
- Erkki Ahola
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND EQUIPMENT FOR SMALL-CHARGE BLASTING
- Publication number 20100270076
- Publication date Oct 28, 2010
- SANDVIK MINING AND CONSTRUCTION OY
- Erkki Ahola
- F42 - AMMUNITION BLASTING