4. Gas: heating and illuminating
  5. Processes
  6. Fuel mixtures

Helmut Schulz

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Apparatus for welding rolled seams

Electric heating – Metal heating – Of cylinders
Patent

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Device for manufacturing uniform sheets from material panels

Cutting – With product handling means – By fluid current
Patent

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Filter apparatus having filter elements shiftable between filter

Liquid purification or separation – Flow – fluid pressure or material level – responsive – Filter cleaning
Patent

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Hydrostatic meshing gear machine with arcuate tooth flanks

Rotary expansible chamber devices – Moving cylinder – Rotating
Patent

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Method for enhanced petroleum oil recovery

Wells – Processes – Specific pattern of plural wells
Patent

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Profile ID: LFUS-PAI-P-98809

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