FIBER ASSEMBLY-FORMING METHOD AND FIBER ASSEMBLY-FORMING APPARATUS
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United States of America Patent
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Issued Date -
Dec 10, 2020
app pub date -
Jun 5, 2020
filing date -
Jun 7, 2019
priority date (Note) -
Published
status (Latency Note)
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Abstract
A fiber assembly-forming method includes forming a web containing a plurality of fibers charged to a first polarity on a transport belt charged to a second polarity opposite to the first polarity and applying a liquid to the web formed on the transport belt from a nozzle of a liquid coater. The liquid contains a binder binding the fibers.
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International Classification(s)
- D21B:FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMEN....
- D21H:PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED....
- D21G:CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21F:PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER ....
- D21D:TREATMENT OF THE MATERIALS BEFORE PASSING TO THE P....
- D21C:PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE ....
- 2020 Application Filing Year
- D21B Class
- 35 Applications Filed
- 21 Patents Issued To-Date
- 60 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- D21B Class
- 66.67 % this patent is cited more than
- 5 Age