Bjorn Engsbraten

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Obrebro, SE

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Patents Grantslast 30 patents

Information Patent Grant
Explosive composition, manufacture and use thereof
- Patent number 5,486,247
- Issue date Jan 23, 1996
- Bjorn Engsbraten
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Making a reduced volume strength blasting composition
- Patent number 5,271,779
- Issue date Dec 21, 1993
- Nitro Nobel AB
- Bjorn Engsbraten
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Blasting composition
- Patent number 4,995,925
- Issue date Feb 26, 1991
- Nitro Nobel AB
- Bjorn Engsbraten
- C06 - EXPLOSIVES MATCHES