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GB399113A
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Improvements in or relating to the cleaning of wet felts on paper and board machines
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GB399073A
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Method of and means for feeding materials to beating engines used in the manufacture of paper, board, pulp and the like
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GB392467A
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Improved cylinder mould and suction cell cylinder board and paper machines
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GB322982A
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Improvements in suction rolls such as are employed in paper and board making machines, pulp driers and the like
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GB272130A
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A process for the clarification of liquids and the recovery of the solid matter contained therein
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GB183097A
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Improvements in the method of dehydrating plastic and other materials
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GB196441A
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Improvements in beating engines, refining engines and the like
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