EP1792012A4 - Method and apparatus for feeding chemicals into a process liquid flow - Google Patents

Method and apparatus for feeding chemicals into a process liquid flow

Info

Publication number
EP1792012A4
EP1792012A4 EP05771628A EP05771628A EP1792012A4 EP 1792012 A4 EP1792012 A4 EP 1792012A4 EP 05771628 A EP05771628 A EP 05771628A EP 05771628 A EP05771628 A EP 05771628A EP 1792012 A4 EP1792012 A4 EP 1792012A4
Authority
EP
European Patent Office
Prior art keywords
liquid flow
process liquid
feeding chemicals
chemicals
feeding
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.)
Withdrawn
Application number
EP05771628A
Other languages
German (de)
French (fr)
Other versions
EP1792012A2 (en
Inventor
Jouni Matula
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wetend Technologies Oy
Original Assignee
Wetend Technologies Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wetend Technologies Oy filed Critical Wetend Technologies Oy
Publication of EP1792012A2 publication Critical patent/EP1792012A2/en
Publication of EP1792012A4 publication Critical patent/EP1792012A4/en
Withdrawn legal-status Critical Current

Links

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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/451—Mixing liquids with liquids; Emulsifying using flow mixing by injecting one liquid into another
    • 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
    • B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
    • 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
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • 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
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/47—Mixing of ingredients for making paper pulp, e.g. wood fibres or wood pulp
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/715—Feeding the components in several steps, e.g. successive steps
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/16—Sizing or water-repelling agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
EP05771628A 2004-07-16 2005-07-12 Method and apparatus for feeding chemicals into a process liquid flow Withdrawn EP1792012A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20040990A FI116473B (en) 2004-07-16 2004-07-16 A method and apparatus for feeding chemicals into a process fluid stream
PCT/FI2005/000329 WO2006008333A2 (en) 2004-07-16 2005-07-12 Method and apparatus for feeding chemicals into a process liquid flow

Publications (2)

Publication Number Publication Date
EP1792012A2 EP1792012A2 (en) 2007-06-06
EP1792012A4 true EP1792012A4 (en) 2012-11-07

Family

ID=32749207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05771628A Withdrawn EP1792012A4 (en) 2004-07-16 2005-07-12 Method and apparatus for feeding chemicals into a process liquid flow

Country Status (7)

Country Link
US (2) US20080230194A1 (en)
EP (1) EP1792012A4 (en)
JP (2) JP2008506859A (en)
KR (1) KR101241794B1 (en)
CA (1) CA2572991A1 (en)
FI (1) FI116473B (en)
WO (1) WO2006008333A2 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI115148B (en) * 2003-10-08 2005-03-15 Wetend Technologies Oy A method and apparatus for introducing a chemical into a liquid stream
US7938934B2 (en) 2006-01-25 2011-05-10 Nalco Company ASA emulsification with ultrasound
US7550060B2 (en) 2006-01-25 2009-06-23 Nalco Company Method and arrangement for feeding chemicals into a process stream
US8440052B2 (en) * 2006-01-25 2013-05-14 Nalco Company Method and arrangement for feeding chemicals into a pulp process stream
US7785442B2 (en) * 2006-01-25 2010-08-31 Nalco Company Method and arrangement for feeding chemicals into a papermaking process
JP4984688B2 (en) * 2006-07-04 2012-07-25 宇部興産機械株式会社 How to operate the vertical crusher
FI123392B (en) 2008-02-22 2013-03-28 Upm Kymmene Oyj Method for Precipitation of Calcium Carbonate in a Fibrous Web Process and Fiber Machine Machine Approach
JP5675143B2 (en) * 2009-03-30 2015-02-25 日本製紙株式会社 Paper manufacturing method
FI124831B (en) * 2010-03-10 2015-02-13 Upm Kymmene Oyj Process and reactor for in-line production of calcium carbonate in a pulp flow
FI20105230A (en) 2010-03-10 2011-09-11 Wetend Technologies Oy Process and apparatus for mixing different streams in a process fluid stream
FI20105231A (en) 2010-03-10 2011-09-11 Wetend Technologies Oy A method and reactor for mixing one or more chemicals with a process fluid stream
FI20125338L (en) 2012-03-26 2013-09-27 Wetend Technologies Oy Method and device for mixing two chemicals of opposite electrical charge in a process fluid flow
US8715466B1 (en) * 2012-10-19 2014-05-06 Theodore Caouette Method and system for reducing water loss in a paper mill
US9200408B2 (en) * 2012-11-02 2015-12-01 Ecolab Usa Inc. Method of delivering a pigment dispersion and retention aid to a papermaking process
SE538250C2 (en) * 2012-11-09 2016-04-12 In-line production method for papermaking
SE538246C2 (en) * 2012-11-09 2016-04-12 Cardboard layers in an in-line production process
FI20135157A (en) 2013-02-22 2014-08-23 Wetend Technologies Oy Arrangement and process for the production of fiber web
FI20135156L (en) 2013-02-22 2014-08-23 Wetend Technologies Oy Arrangement for liquid input into at least one mixing station and method of using the arrangement
SE537737C2 (en) * 2013-03-01 2015-10-06 Stora Enso Oyj In-Line Preparation of Silica for Retention Purposes in Paper or Cardboard Manufacturing Process
FI125836B (en) 2013-04-26 2016-03-15 Wetend Tech Oy A method of providing paper or board making furnish with filler and paper or board
CN104746388B (en) * 2013-12-25 2018-05-08 艺康美国股份有限公司 A kind of method of the sizing efficiency for the ASA lotions for improving macromolecule emulsifier emulsification
CN106758461B (en) * 2016-12-23 2018-07-31 开平市易大丰纸业有限公司 A kind of association with pulp bleaching device with dispersing stirrer
US10464846B2 (en) * 2017-08-17 2019-11-05 Usg Interiors, Llc Method for production of acoustical panels
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
JP7328001B2 (en) 2019-05-20 2023-08-16 アクアス株式会社 How to dilute and add chemicals
EP3757288B1 (en) * 2019-06-28 2022-04-27 Wetend Technologies Oy A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine
EP3839136A1 (en) * 2019-12-20 2021-06-23 Wetend Technologies Oy A method of and an arrangement for adding at least one additional stock component to an approach flow system of a fiber web machine and headbox feed pipe
CN111632569B (en) * 2020-05-24 2021-12-28 西安交通大学 Flow corrosion-salt deposition device for supercritical water oxidation reaction coupling
CN113145007B (en) * 2021-05-26 2023-03-10 昆明珑瑞一焰气体产品配送服务有限公司 Device for mixing and conveying natural gas and additive

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4880447A (en) * 1988-11-22 1989-11-14 Naylor Industrial Services, Inc. Method and apparatus for steam flow venting incorporating air educting means
EP0745463A2 (en) * 1995-06-02 1996-12-04 Medite Corporation Method and apparatus for reducing blowline obstructions during production of cellulosic composites
US6659636B1 (en) * 1998-02-26 2003-12-09 Wetend Technologies Oy Method and apparatus for feeding a chemical into a liquid flow

Family Cites Families (12)

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US3933966A (en) * 1973-06-14 1976-01-20 A. Alhstrom Osakeyhtio Method and device for spraying fluid into a headbox
IT8103523A0 (en) * 1981-09-11 1981-09-11 Sergio Bonfiglioli DEVICE FOR TIGHTENING THE SKINS OF FUR ANIMALS, SUCH AS MINK, MARTEN, SABLES, FOXES
JPH0799496B2 (en) * 1986-11-07 1995-10-25 松下電器産業株式会社 Floating point mantissa digit matching circuit
SE455795B (en) * 1986-12-03 1988-08-08 Mo Och Domsjoe Ab PROCEDURE AND DEVICE FOR PREPARING FILLING PAPER
US5279709A (en) * 1987-02-23 1994-01-18 A. Ahlstrom Method and apparatus for improving the control and treatment of fiber suspension flow
JPH04204948A (en) * 1990-11-30 1992-07-27 Kanzaki Paper Mfg Co Ltd Electrophotographic transfer paper
DE4211291C3 (en) * 1992-04-03 2001-06-07 Voith Gmbh J M Mixing device and method for mixing two liquids at a constant mixture volume flow to supply the headbox of a paper machine
CA2122168A1 (en) * 1993-12-16 1995-06-17 David P. Hultman Polymer-reinforced paper having improved cross-direction tear
GB2292158B (en) * 1994-07-26 1998-12-09 Roe Lee Paper Chemicals Compan Sizing method
JP2001180100A (en) * 1999-12-24 2001-07-03 Nippon Paper Industries Co Ltd Offset printing board sheet
JP2003055454A (en) * 2001-08-10 2003-02-26 Hymo Corp Modified polyalkylene imine
JP3871317B2 (en) 2002-03-26 2007-01-24 ハイモ株式会社 Paper making method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4880447A (en) * 1988-11-22 1989-11-14 Naylor Industrial Services, Inc. Method and apparatus for steam flow venting incorporating air educting means
EP0745463A2 (en) * 1995-06-02 1996-12-04 Medite Corporation Method and apparatus for reducing blowline obstructions during production of cellulosic composites
US6659636B1 (en) * 1998-02-26 2003-12-09 Wetend Technologies Oy Method and apparatus for feeding a chemical into a liquid flow

Also Published As

Publication number Publication date
US20080230194A1 (en) 2008-09-25
JP2008506859A (en) 2008-03-06
WO2006008333A3 (en) 2006-04-13
CA2572991A1 (en) 2006-01-26
JP2011183395A (en) 2011-09-22
KR101241794B1 (en) 2013-03-14
WO2006008333A2 (en) 2006-01-26
FI116473B (en) 2005-11-30
FI20040990A0 (en) 2004-07-16
KR20070052264A (en) 2007-05-21
EP1792012A2 (en) 2007-06-06
US20110226432A1 (en) 2011-09-22

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