JP2002508814A - 固体/液体懸濁液、特にパルプ懸濁液を脱水する装置 - Google Patents
固体/液体懸濁液、特にパルプ懸濁液を脱水する装置Info
- Publication number
- JP2002508814A JP2002508814A JP50632999A JP50632999A JP2002508814A JP 2002508814 A JP2002508814 A JP 2002508814A JP 50632999 A JP50632999 A JP 50632999A JP 50632999 A JP50632999 A JP 50632999A JP 2002508814 A JP2002508814 A JP 2002508814A
- Authority
- JP
- Japan
- Prior art keywords
- roll
- narrowing
- rolls
- area
- dehydration apparatus
- 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
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
- D21F1/80—Pulp catching, de-watering, or recovering; Re-use of pulp-water using endless screening belts
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
- D21F3/02—Wet presses
- D21F3/04—Arrangements thereof
Landscapes
- Paper (AREA)
- Treatment Of Fiber Materials (AREA)
- Drying Of Solid Materials (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 固体/液体懸濁液、特にパルプ懸濁液を脱水する装置であって、懸濁液が 2本のベルトの間に挟まれて脱水され、その脱水領域の一部が先狭め領域として 構成された装置において、先狭め領域の開始位置に、上側及び/又は下側偏向ロ ールがいずれも1個のみ設けられ、それらのロールが先狭め領域の開始直前位置 における張力付与ロールとして構成されたことを特徴とする上記の脱水装置。 2. 先狭め領域の後段に設けた一対のロールが、パルプ懸濁液から得られたパ ルプウェブに対して、面接触圧力と線接触圧力の双方を加えるように構成された ことを特徴とする請求項1に記載の脱水装置。 3. 先狭め領域の終端部の高さが、ウェブの幅全体にわたって調節可能なよう に構成されたことを特徴とする請求項1又は2に記載の脱水装置。 4. 上記一対のロールのうちの第1の偏向及び加圧ロールが、先狭め領域の終 端部の下方位置にこれと極めて近接して配置されたことを特徴とする請求項1か ら3までのいずれか一項に記載の脱水装置。 5. 先狭め領域の終端部において、先狭め板の一方が、その後段の第1の偏向 及び加圧ロールを越えて伸長し、先狭め板のもう一方が、ワイヤベルトと上記第 1の偏向及び加圧ロールの間のギャップ内へ進入するよう構成されたことを特徴 とする請求項4に記載の脱水装置。 6. 第1の偏向及び加圧ロールに対するベルトの巻き角が10度から90度の 範囲内、望ましくは約60度となるように構成されたことを特徴とする請求項1 から5までのいずれか一項に記載の脱水装置。 7. 第2の偏向及び加圧ロールに対するベルトの巻き角が30度から120度 の範囲内、望ましくは約100度となるように構成されたことを特徴とする請求 項1から6までのいずれか一項に記載の脱水装置。 8. 上記巻き角が変更、調節可能なように構成されたことを特徴とする請求項 6又は7に記載の脱水装置。 9. 上側先狭め板が自動的に調節可能なよう、例えば弾性的に支持され、下 側先狭め板が固定されたことを特徴とする請求項1から8までのいずれか一項に 記載の脱水装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT112097A AT405656B (de) | 1997-07-01 | 1997-07-01 | Vorrichtung zur entwässerung von feststoff-flüssigkeitssuspensionen, insbesondere faserstoffsuspensionen |
AT1120/97 | 1997-07-01 | ||
PCT/EP1998/004046 WO1999001610A1 (de) | 1997-07-01 | 1998-07-01 | Vorrichtung zur entwässerung von feststoff-flüssigkeitssuspensionen, insbesondere faserstoffsuspensionen |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002508814A true JP2002508814A (ja) | 2002-03-19 |
JP4339412B2 JP4339412B2 (ja) | 2009-10-07 |
Family
ID=3507027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50632999A Expired - Lifetime JP4339412B2 (ja) | 1997-07-01 | 1998-07-01 | 固体/液体懸濁液、特にパルプ懸濁液を脱水する装置 |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0993521B1 (ja) |
JP (1) | JP4339412B2 (ja) |
CN (1) | CN1105804C (ja) |
AT (1) | AT405656B (ja) |
AU (1) | AU8804898A (ja) |
BR (1) | BR9810512A (ja) |
CA (1) | CA2294389C (ja) |
DE (1) | DE59803866D1 (ja) |
WO (1) | WO1999001610A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE527778E (sv) | 2004-11-02 | 2014-09-30 | Valmet Technologies Inc | Förfarande och anordning vid en dubbelvirapress |
CA2657627A1 (en) * | 2009-03-10 | 2010-09-10 | Services Techniques Hds | Twin wire press |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT387379B (de) * | 1982-03-01 | 1989-01-10 | Andritz Ag Maschf | Einrichtung zur rueckbefeuchtung des filterkuchens an entwaesserungsmaschinen |
FI820776L (fi) * | 1982-03-05 | 1983-09-06 | Valmet Oy | Pressparti i pappersmaskin |
DE4024175A1 (de) * | 1990-06-06 | 1992-02-27 | Bernt U Treu | Verfahren und vorrichtung zum waschen von zellstoff |
EP0511951B1 (de) * | 1991-04-30 | 1995-10-11 | Huyck-Austria Gesellschaft M.B.H. | Siebbandpresse bzw. Manchon |
AT402951B (de) * | 1995-09-19 | 1997-10-27 | Andritz Patentverwaltung | Vorrichtung zur entwässerung von vfaserstoff-flüssigkeitsmischungen,insbesondere zellstoffsuspensionen |
AT402517B (de) * | 1995-11-10 | 1997-06-25 | Andritz Patentverwaltung | Vorrichtung zur entwässerung von feststoff-flüssigkeitssuspensionen, insbesondere zellstoffsuspensionen |
-
1997
- 1997-07-01 AT AT112097A patent/AT405656B/de not_active IP Right Cessation
-
1998
- 1998-07-01 JP JP50632999A patent/JP4339412B2/ja not_active Expired - Lifetime
- 1998-07-01 CA CA002294389A patent/CA2294389C/en not_active Expired - Lifetime
- 1998-07-01 EP EP98939588A patent/EP0993521B1/de not_active Revoked
- 1998-07-01 WO PCT/EP1998/004046 patent/WO1999001610A1/de active IP Right Grant
- 1998-07-01 BR BR9810512-4A patent/BR9810512A/pt not_active IP Right Cessation
- 1998-07-01 AU AU88048/98A patent/AU8804898A/en not_active Abandoned
- 1998-07-01 DE DE59803866T patent/DE59803866D1/de not_active Revoked
- 1998-07-01 CN CN98806820A patent/CN1105804C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE59803866D1 (de) | 2002-05-23 |
WO1999001610A1 (de) | 1999-01-14 |
AU8804898A (en) | 1999-01-25 |
CN1261936A (zh) | 2000-08-02 |
BR9810512A (pt) | 2000-09-05 |
CA2294389C (en) | 2007-10-30 |
EP0993521A1 (de) | 2000-04-19 |
ATA112097A (de) | 1999-02-15 |
JP4339412B2 (ja) | 2009-10-07 |
CA2294389A1 (en) | 1999-01-14 |
EP0993521B1 (de) | 2002-04-17 |
AT405656B (de) | 1999-10-25 |
CN1105804C (zh) | 2003-04-16 |
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