4. Abrasive tool making process, material, or composition
  5. With carbohydrate or reaction product thereof

Hans Guntermann

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Corrugation-free rail

Railways: surface track – Rails – Substance
Patent

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Igniter for fuses and the like

Ammunition and explosives – Igniting devices and systems
Patent

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Method and apparatus for grinding the running and/or guide surfa

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Method of cast-welding between finely pearlitized rails

Metal founding – Process – Shaping liquid metal against a forming surface
Patent

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Process for the aluminothermic welding of rails

Metal founding – Process – Shaping liquid metal against a forming surface
Patent

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Profile ID: LFUS-PAI-P-249784

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