Method and a device for compressing and processing a material mat
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jan 22, 2004
app pub date -
Nov 15, 2002
filing date -
May 16, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Methods and apparatus for compressing and processing a mat of lignocellulose material into the form of a board are disclosed. The apparatus includes a pair of compression rolls, at least one of which has a perforated shell surface, a channel within that roll for injecting a processing medium into the mat through a restricted sector of the roll, a processing medium supply for the channel including a slide shoe which is sealingly attached to one end of the roll, and the channel includes a number of channels associated with portions of the axial width of the roll so that the processing medium can be supplied through step-wise variable portions of the width of the roll.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
VALMET FIBERTECH AB | 851 94 SUNDSVALL |
International Classification(s)

- 2002 Application Filing Year
- B29C Class
- 1863 Applications Filed
- 700 Patents Issued To-Date
- 37.58 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bergstrom, Henrik | Sundsvall, SE | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 | |||
Lundgren, Goran | Alno, SE | 7 | 21 |
# of filed Patents : 7 Total Citations : 21 | |||
Nilsson, Lars-Erik | Sundsbruk, SE | 7 | 57 |
# of filed Patents : 7 Total Citations : 57 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- B29C Class
- 0 % this patent is cited more than
- 21 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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