EP0936303A3 - Expanded flow range edge flow control valve for use in a paper machine headbox - Google Patents
Expanded flow range edge flow control valve for use in a paper machine headbox Download PDFInfo
- Publication number
- EP0936303A3 EP0936303A3 EP99630015A EP99630015A EP0936303A3 EP 0936303 A3 EP0936303 A3 EP 0936303A3 EP 99630015 A EP99630015 A EP 99630015A EP 99630015 A EP99630015 A EP 99630015A EP 0936303 A3 EP0936303 A3 EP 0936303A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- flow
- edge
- chamfer
- headbox
- control valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/02—Head boxes of Fourdrinier machines
- D21F1/026—Details of the turbulence section
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/02—Head boxes of Fourdrinier machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/02—Head boxes of Fourdrinier machines
- D21F1/028—Details of the nozzle section
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/06—Regulating pulp flow
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2124698A | 1998-02-10 | 1998-02-10 | |
US21246 | 1998-02-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0936303A2 EP0936303A2 (en) | 1999-08-18 |
EP0936303A3 true EP0936303A3 (en) | 2000-08-02 |
EP0936303B1 EP0936303B1 (en) | 2007-04-04 |
Family
ID=21803163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99630015A Expired - Lifetime EP0936303B1 (en) | 1998-02-10 | 1999-02-05 | Expanded flow range edge flow control valve for use in a paper machine headbox |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0936303B1 (en) |
JP (1) | JP3170713B2 (en) |
KR (1) | KR100538115B1 (en) |
BR (1) | BR9900556A (en) |
CA (1) | CA2260725C (en) |
DE (1) | DE69935684T2 (en) |
ID (1) | ID23563A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005008269A1 (en) * | 2005-02-22 | 2006-08-24 | Voith Paper Patent Gmbh | Turbulence generator for a headbox |
JP4913510B2 (en) * | 2006-09-05 | 2012-04-11 | 横河電機株式会社 | Simulation method, fiber orientation control method, and fiber orientation control device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4016033A (en) * | 1975-03-01 | 1977-04-05 | J. M. Voith Gmbh | Distribution means for aqueous slurry in papermaking machines |
US4687548A (en) * | 1984-10-31 | 1987-08-18 | Valmet Oy | Method and apparatus for controlling distortion of fibre orientation in a paper web |
US5147509A (en) * | 1990-06-25 | 1992-09-15 | Beloit Corporation | Headbox for a papermaking machine with distribution tubes |
EP0595325A1 (en) * | 1992-10-29 | 1994-05-04 | Mitsubishi Jukogyo Kabushiki Kaisha | End portion flow rate regulating apparatus for a paper machine headbox |
-
1999
- 1999-02-04 CA CA002260725A patent/CA2260725C/en not_active Expired - Fee Related
- 1999-02-05 DE DE69935684T patent/DE69935684T2/en not_active Expired - Fee Related
- 1999-02-05 EP EP99630015A patent/EP0936303B1/en not_active Expired - Lifetime
- 1999-02-08 JP JP02969399A patent/JP3170713B2/en not_active Expired - Fee Related
- 1999-02-09 ID IDP990096D patent/ID23563A/en unknown
- 1999-02-09 KR KR10-1999-0004363A patent/KR100538115B1/en not_active IP Right Cessation
- 1999-02-09 BR BR9900556-5A patent/BR9900556A/en not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4016033A (en) * | 1975-03-01 | 1977-04-05 | J. M. Voith Gmbh | Distribution means for aqueous slurry in papermaking machines |
US4687548A (en) * | 1984-10-31 | 1987-08-18 | Valmet Oy | Method and apparatus for controlling distortion of fibre orientation in a paper web |
US5147509A (en) * | 1990-06-25 | 1992-09-15 | Beloit Corporation | Headbox for a papermaking machine with distribution tubes |
EP0595325A1 (en) * | 1992-10-29 | 1994-05-04 | Mitsubishi Jukogyo Kabushiki Kaisha | End portion flow rate regulating apparatus for a paper machine headbox |
Also Published As
Publication number | Publication date |
---|---|
ID23563A (en) | 2000-05-04 |
EP0936303A2 (en) | 1999-08-18 |
JP3170713B2 (en) | 2001-05-28 |
CA2260725C (en) | 2006-06-27 |
EP0936303B1 (en) | 2007-04-04 |
KR19990072503A (en) | 1999-09-27 |
JPH11279973A (en) | 1999-10-12 |
BR9900556A (en) | 2000-01-04 |
DE69935684D1 (en) | 2007-05-16 |
DE69935684T2 (en) | 2008-08-21 |
KR100538115B1 (en) | 2005-12-22 |
CA2260725A1 (en) | 1999-08-10 |
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