4. Paper making and fiber liberation
  5. Processes of chemical liberation, recovery or purification...
  6. Including recovery of organic by-product

Wavell F. Cowan

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Crafted paper making machine

Paper making and fiber liberation – Apparatus – Foraminous forming mold for discrete articles
Patent

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Solvent pulping process

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Including recovery of organic by-product
Patent

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Tensile strength tester with clamping load application control

Measuring and testing – Specimen stress or strain – or testing by stress or strain... – By loading of specimen
Patent

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Profile ID: LFUS-PAI-P-453412

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