4. Paper making and fiber liberation
  5. Processes and products
  6. Conditioning, preparing or repairing of apparatus

Ulrich Welkener

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Creping aid

Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet
Patent

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Enhancement of fluorescent whitening agents: water-soluble phosp

Bleaching and dyeing; fluid treatment and chemical modification – Dye or potential dye composition – additive – treatment,... – Fluorescent dye – e.g. – stilbene – benzimidazole – benzoxazole,...
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Method for controlling the digestion of pulp by IR spectroscopy

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With testing – sampling or analyzing
Patent

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Pitch control

Paper making and fiber liberation – Processes and products – Conditioning – preparing or repairing of apparatus
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Profile ID: LFUS-PAI-P-738617

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