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GB191227188A
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Improvements in or relating to the Bleaching of Esparto Grass and the like as used in Paper Making.
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GB191215720A
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Improved Process of Bleaching Wood Pulp and the like for use in the Manufacture of Paper.
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CA149185A
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Method of bleaching cellulose wood pulp
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GB191103181A
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Improved Method of and Means for Bleaching Cellulose Wood Pulp.
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GB190607602A
|
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An Improved Cigar or Cigarette Holder.
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GB190412665A
|
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Improvements in or relating to the Couch Rolls of Paper Making Machines.
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GB190410701A
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Improved Method of and Apparatus for Cleaning Filtering Materials.
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US1104109A
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Method of bleaching cellulose wood-pulp.
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