4. Hydraulic and earth engineering
  5. Subterranean or submarine pipe or cable laying, retrieving,...
  6. Submerging, raising, or manipulating line of pipe or cable...

Helge Carling

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Method and an apparatus for processing finely divided fibrous pu

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Continuous chemical treatment or continuous charging or...
Patent

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Method for aligning two pipeline ends and apparatus for carrying

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent

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Rotary pump with pivoted flap engaging a bladed rotor

Rotary expansible chamber devices – Moving abutment and vane
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Profile ID: LFUS-PAI-P-1115566

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