4. Ammunition and explosives
  5. Blasting
  6. Terrain clearance

Jacob Schippers

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Device for provoking an avalanche

Ordnance – Pneumatic – Explosive charge
Reexamination Certificate

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Device for provoking the collapse of snow cornice

Ammunition and explosives – Blasting – Terrain clearance
Reexamination Certificate

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Process and apparatus for automatically positioning an explosive

Ammunition and explosives – Blasting – Terrain clearance
Patent

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Process and device for triggering an avalanche

Ammunition and explosives – Blasting – Terrain clearance
Patent

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Pulley support head in a cable conveyor

Railways – Traction – Cable
Patent

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Profile ID: LFUS-PAI-P-325930

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