4. Paper making and fiber liberation
  5. Processes of chemical liberation, recovery or purification...
  6. Continuous chemical treatment or continuous charging or...

Walter C. Lapple

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Gas cleaning apparatus

Gas separation – With guide means effecting removal of constituent layer out... – At escape means for heavier constituent
Patent

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Process and apparatus for recovery of sulfur from a polysulfide

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

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Profile ID: LFUS-PAI-P-1087724

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