Sheet manufacturing apparatus and sheet manufacturing method
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United States of America Patent
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Oct 17, 2017
Issued Date -
N/A
app pub date -
Jun 24, 2014
filing date -
Oct 1, 2013
priority date (Note) -
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Abstract
A sheet manufacturing apparatus includes a screening unit having first openings for screening a defibrated material that is defibrating-processed; a refining unit that has second openings having sizes equal to or greater than sizes of the first openings and refines the defibrated material passing through the screening unit by causing the defibrated material to pass through the second openings; and a deposition unit on which the defibrated material passing through the refining unit is deposited.
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International Classification(s)
- D21B:FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMEN....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
- B07B:SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENIN....
- B27N:MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR ....
- D21H:PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED....
- D04H:MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAME....
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