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Publication of NL904CpublicationCriticalpatent/NL904C/nl
D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
D21B1/00—Fibrous raw materials or their mechanical treatment
D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
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Engineering & Computer Science
(AREA)
Life Sciences & Earth Sciences
(AREA)
Wood Science & Technology
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Mechanical Engineering
(AREA)
NL1733A1912-05-151912-12-13Verbetering aan een toestel tot het voorbereiden van papierbrij
NL904C
(nl)