WO2002072250A1 - Arrangement for mixing flows in papermaking process - Google Patents
Arrangement for mixing flows in papermaking process Download PDFInfo
- Publication number
- WO2002072250A1 WO2002072250A1 PCT/FI2002/000141 FI0200141W WO02072250A1 WO 2002072250 A1 WO2002072250 A1 WO 2002072250A1 FI 0200141 W FI0200141 W FI 0200141W WO 02072250 A1 WO02072250 A1 WO 02072250A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tube
- flow
- form part
- mixing zone
- feed
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000014759 maintenance of location Effects 0.000 claims description 31
- 239000000654 additive Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 230000000996 additive effect Effects 0.000 claims description 24
- 239000000126 substance Substances 0.000 claims description 14
- 239000000835 fiber Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 6
- 239000011796 hollow space material Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 11
- 239000000945 filler Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
- B01F25/431971—Mounted on the wall
-
- 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
- D21F1/08—Regulating consistency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
- B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
- B01F25/3142—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
- B01F25/3142—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction
- B01F25/31422—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction with a plurality of perforations in the axial direction only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4311—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4317—Profiled elements, e.g. profiled blades, bars, pillars, columns or chevrons
- B01F25/43171—Profiled blades, wings, wedges, i.e. plate-like element having one side or part thicker than the other
-
- 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
- D21F1/0018—Devices for dispensing fibres in a fluid
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02700310A EP1368112B1 (en) | 2001-02-21 | 2002-02-21 | Arrangement for mixing flows in papermaking process |
CA2438988A CA2438988C (en) | 2001-02-21 | 2002-02-21 | Arrangement for mixing flows in papermaking process |
DE60234423T DE60234423D1 (en) | 2001-02-21 | 2002-02-21 | ARRANGEMENT FOR MIXING FLOWS IN A PAPER MANUFACTURING METHOD |
AT02700310T ATE448869T1 (en) | 2001-02-21 | 2002-02-21 | ARRANGEMENT FOR MIXING STREAMS IN A PAPER PRODUCTION PROCESS |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20010335A FI116147B (en) | 2001-02-21 | 2001-02-21 | Mixing flows in papermaking process involves by feeding first flow through a tube, and feeding second flow into first flow via feed opening which is in connection with space limited by the tube |
FI20010335 | 2001-02-21 | ||
US29036201P | 2001-05-11 | 2001-05-11 | |
US60/290,362 | 2001-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002072250A1 true WO2002072250A1 (en) | 2002-09-19 |
Family
ID=26161125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FI2002/000141 WO2002072250A1 (en) | 2001-02-21 | 2002-02-21 | Arrangement for mixing flows in papermaking process |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1368112B1 (en) |
CN (1) | CN1239240C (en) |
AT (1) | ATE448869T1 (en) |
CA (1) | CA2438988C (en) |
DE (1) | DE60234423D1 (en) |
WO (1) | WO2002072250A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1422337A1 (en) * | 2002-09-27 | 2004-05-26 | Voith Paper Patent GmbH | Headbox with dosing device |
EP1467018A1 (en) * | 2003-04-09 | 2004-10-13 | Voith Paper Patent GmbH | Device and method for mixing a liquid into a fibrous suspension |
WO2009155625A1 (en) * | 2008-06-26 | 2009-12-30 | Gruber & Co Group Gmbh | Static mixing device, and production method |
WO2012143617A1 (en) * | 2011-04-20 | 2012-10-26 | Upm-Kymmene Corporation | A method and an apparatus for adding an additive to a cement-like composition |
EP1831459B1 (en) | 2004-12-22 | 2016-03-23 | Basf Se | Method for the production of paper, cardboard and card |
EP3757288A1 (en) | 2019-06-28 | 2020-12-30 | Wetend Technologies Oy | A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine |
WO2023223009A1 (en) * | 2022-05-18 | 2023-11-23 | Greener Blue Limited | Passive blender |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8868023B2 (en) | 2008-01-04 | 2014-10-21 | 3D Radio Llc | Digital radio systems and methods |
US7785442B2 (en) * | 2006-01-25 | 2010-08-31 | Nalco Company | Method and arrangement for feeding chemicals into a papermaking process |
US7550060B2 (en) * | 2006-01-25 | 2009-06-23 | Nalco Company | Method and arrangement for feeding chemicals into a process stream |
WO2009065220A1 (en) * | 2007-11-23 | 2009-05-28 | Trojan Technologies | Chemical injection system |
US10290381B2 (en) * | 2011-12-30 | 2019-05-14 | Ge-Hitachi Nuclear Energy Americas Llc | Method and apparatus for a high-temperature deposition solution injector |
US9761336B2 (en) | 2012-12-20 | 2017-09-12 | Ge-Hitachi Nuclear Energy Americas Llc | Insulated solution injector, system including the same, and method of injecting using the same |
US10515729B2 (en) | 2015-11-04 | 2019-12-24 | Ge-Hitachi Nuclear Energy Americas Llc | Insulated solution injector including an insulating liner, system including the same, and method of injecting using the same |
CN108252157B (en) * | 2017-12-25 | 2020-10-09 | 江苏理文造纸有限公司 | Papermaking wet end retention and filtration aid system |
CN107981407B (en) * | 2018-01-19 | 2020-04-17 | 河南卷烟工业烟草薄片有限公司 | Unpowered mixing device for reconstituted tobacco production process by papermaking method |
CN108914712A (en) * | 2018-09-05 | 2018-11-30 | 永发(江苏)模塑包装科技有限公司 | A kind of anti-false fiber paper mould mixing feeding device |
CN111350101B (en) * | 2020-04-01 | 2024-01-30 | 东营华泰清河实业有限公司 | Cultural paper surface sizing agent technology |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3219483A (en) | 1961-08-19 | 1965-11-23 | Escher Wyss Gmbh | Apparatus for continuous gelatinization of starch |
US4123800A (en) | 1977-05-18 | 1978-10-31 | Mazzei Angelo L | Mixer-injector |
DE4211291A1 (en) * | 1992-04-03 | 1993-10-07 | Voith Gmbh J M | Mixing device for mixing two liquids at a constant mixture volume flow to supply the headbox of a paper machine |
JPH07204480A (en) | 1994-01-27 | 1995-08-08 | Kubota Corp | Chemical injection device |
FI104384B (en) * | 1998-06-05 | 2000-01-14 | Valmet Corp | Apparatus and Method for Mixing Freshwater and Fresh Mass in a Post-Wastewater Canal |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL132863C (en) | 1968-07-26 | |||
SE500071C2 (en) | 1992-06-25 | 1994-04-11 | Vattenfall Utveckling Ab | Device for mixing two fluids, in particular liquids of different temperature |
US5556200A (en) | 1994-02-07 | 1996-09-17 | Kvaerner Pulping Technologies Aktiebolag | Apparatus for mixing a first fluid into a second fluid using a wedge-shaped, turbulence-inducing flow restriction in the mixing zone |
SE514543C2 (en) | 1995-03-08 | 2001-03-12 | Kvaerner Pulping Tech | Apparatus for mixing a first fluid into a second fluid |
-
2002
- 2002-02-21 WO PCT/FI2002/000141 patent/WO2002072250A1/en not_active Application Discontinuation
- 2002-02-21 CN CNB028052935A patent/CN1239240C/en not_active Expired - Fee Related
- 2002-02-21 DE DE60234423T patent/DE60234423D1/en not_active Expired - Lifetime
- 2002-02-21 AT AT02700310T patent/ATE448869T1/en active
- 2002-02-21 CA CA2438988A patent/CA2438988C/en not_active Expired - Fee Related
- 2002-02-21 EP EP02700310A patent/EP1368112B1/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3219483A (en) | 1961-08-19 | 1965-11-23 | Escher Wyss Gmbh | Apparatus for continuous gelatinization of starch |
US4123800A (en) | 1977-05-18 | 1978-10-31 | Mazzei Angelo L | Mixer-injector |
DE4211291A1 (en) * | 1992-04-03 | 1993-10-07 | Voith Gmbh J M | Mixing device for mixing two liquids at a constant mixture volume flow to supply the headbox of a paper machine |
JPH07204480A (en) | 1994-01-27 | 1995-08-08 | Kubota Corp | Chemical injection device |
FI104384B (en) * | 1998-06-05 | 2000-01-14 | Valmet Corp | Apparatus and Method for Mixing Freshwater and Fresh Mass in a Post-Wastewater Canal |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1422337A1 (en) * | 2002-09-27 | 2004-05-26 | Voith Paper Patent GmbH | Headbox with dosing device |
EP1467018A1 (en) * | 2003-04-09 | 2004-10-13 | Voith Paper Patent GmbH | Device and method for mixing a liquid into a fibrous suspension |
EP1831459B1 (en) | 2004-12-22 | 2016-03-23 | Basf Se | Method for the production of paper, cardboard and card |
WO2009155625A1 (en) * | 2008-06-26 | 2009-12-30 | Gruber & Co Group Gmbh | Static mixing device, and production method |
CN101932377A (en) * | 2008-06-26 | 2010-12-29 | 格鲁伯集团公司 | Static mixing device, and production method |
WO2012143617A1 (en) * | 2011-04-20 | 2012-10-26 | Upm-Kymmene Corporation | A method and an apparatus for adding an additive to a cement-like composition |
EP3757288A1 (en) | 2019-06-28 | 2020-12-30 | Wetend Technologies Oy | A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine |
US11352749B2 (en) | 2019-06-28 | 2022-06-07 | Wetend Technology Oy | Method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine |
WO2023223009A1 (en) * | 2022-05-18 | 2023-11-23 | Greener Blue Limited | Passive blender |
Also Published As
Publication number | Publication date |
---|---|
EP1368112B1 (en) | 2009-11-18 |
EP1368112A1 (en) | 2003-12-10 |
ATE448869T1 (en) | 2009-12-15 |
CA2438988A1 (en) | 2002-09-19 |
CN1239240C (en) | 2006-02-01 |
CN1492776A (en) | 2004-04-28 |
DE60234423D1 (en) | 2009-12-31 |
CA2438988C (en) | 2010-01-26 |
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