FI880918A - ANVAENDNING AV KOLDIOXID FOER JUSTERING AV PH-VAERDET I CELLULOSAMASSA. - Google Patents

ANVAENDNING AV KOLDIOXID FOER JUSTERING AV PH-VAERDET I CELLULOSAMASSA. Download PDF

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Publication number
FI880918A
FI880918A FI880918A FI880918A FI880918A FI 880918 A FI880918 A FI 880918A FI 880918 A FI880918 A FI 880918A FI 880918 A FI880918 A FI 880918A FI 880918 A FI880918 A FI 880918A
Authority
FI
Finland
Prior art keywords
vaerdet
koldioxid
cellulosamassa
anvaendning
justering
Prior art date
Application number
FI880918A
Other languages
Finnish (fi)
Other versions
FI880918A0 (en
Inventor
Jr George H Hollerbach
Walter Kleinberg
Original Assignee
Boc Group Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26692661&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI880918(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boc Group Inc filed Critical Boc Group Inc
Publication of FI880918A0 publication Critical patent/FI880918A0/en
Publication of FI880918A publication Critical patent/FI880918A/en

Links

Classifications

    • 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
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
    • 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
    • D21H17/65—Acid compounds
FI880918A 1987-02-27 1988-02-26 ANVAENDNING AV KOLDIOXID FOER JUSTERING AV PH-VAERDET I CELLULOSAMASSA. FI880918A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1983187A 1987-02-27 1987-02-27
US14675188A 1988-01-21 1988-01-21

Publications (2)

Publication Number Publication Date
FI880918A0 FI880918A0 (en) 1988-02-26
FI880918A true FI880918A (en) 1988-08-28

Family

ID=26692661

Family Applications (1)

Application Number Title Priority Date Filing Date
FI880918A FI880918A (en) 1987-02-27 1988-02-26 ANVAENDNING AV KOLDIOXID FOER JUSTERING AV PH-VAERDET I CELLULOSAMASSA.

Country Status (6)

Country Link
EP (1) EP0281273B1 (en)
JP (1) JP2582838B2 (en)
AU (1) AU1175188A (en)
DE (1) DE3882395T2 (en)
FI (1) FI880918A (en)
NO (1) NO880763L (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2069713C (en) * 1992-05-27 2003-05-13 Derek Hornsey Carbon dioxide in neutral and alkaline sizing processes
JP3485685B2 (en) * 1995-08-04 2004-01-13 オリンパス株式会社 Refractive index single lens
US6200416B1 (en) * 1997-06-10 2001-03-13 Praxair Technology, Inc. Recycled paper production process which incorporates carbon dioxide
FI102911B (en) * 1997-06-13 1999-03-15 Aga Ab Process for stabilizing pH in a pulp suspension and for making paper of the stabilized pulp
FI104503B (en) 1997-11-05 2000-02-15 Aga Ab A method for improving the drainage of cellulosic pulps
FI103520B1 (en) 1998-03-03 1999-07-15 Aga Ab Improved papermaking methods
FI104003B1 (en) 1999-02-08 1999-10-29 Aga Ab Stabilized filler, its production and use
FI991241A (en) 1999-06-01 2000-12-02 Aga Ab Bleaching of lignin and process for making paper
FR2795753B1 (en) * 1999-07-01 2001-09-14 Carboxyque Francaise IMPROVEMENT OF PAPER PRODUCT MANUFACTURING PROCESSES WITH A VIEW TO THE INCORPORATION OF PAPER WASTE REQUIRING BASIC TREATMENT IN SAID PRODUCTS
FI20000806A (en) * 2000-04-05 2001-10-06 Aga Ab Method for bleaching lignocellulosic pulp
FI111177B (en) * 2001-12-12 2003-06-13 Linde Ag Device and method for controlling alkalinity and pH in an industrial process
FR2836938B1 (en) * 2002-03-07 2004-08-06 Air Liquide IMPROVEMENT IN PROCESSES FOR PRODUCING PAPER PRODUCTS BY IMPROVING THE PHYSICO-CHEMICAL BEHAVIOR OF PAPER PULP
US7056419B2 (en) * 2002-09-30 2006-06-06 American Air Liquide, Inc. Methods for modifying electrical properties of papermaking compositions using carbon dioxide
US20040256069A1 (en) * 2003-06-18 2004-12-23 Saucedo Victor M. Estimation and control in the wet end using CO2
CN100396849C (en) * 2003-06-18 2008-06-25 液体空气乔治洛德方法利用和研究的具有监督和管理委员会的有限公司 Controlled addition of co2 in the wet end of the papermaking process
FI20060670A0 (en) * 2006-07-10 2006-07-10 Mikko Kaira Method for increasing the bulk of a fiber product and manufactured fiber product
FI20065727A0 (en) 2006-11-15 2006-11-15 Linde Ag A method for reducing sedimentation in the pulp and paper industry
FI20075638A0 (en) * 2007-09-13 2007-09-13 Linde Ag Removal of tack resin from a pulp suspension, reduction of calcium compounds in reject and use of carbon dioxide in papermaking
FI20085797L (en) * 2008-08-27 2010-02-28 Linde Ag A method for preparing a buffer solution in a papermaking process
CN110093800A (en) * 2018-01-30 2019-08-06 广西科开成林科技有限公司 A kind of method of wet mechanical activation high consistency refining
NL2025251B1 (en) * 2020-03-31 2021-02-18 Eska B V A method for manufacturing colored cardboard, as well as colored cardboard manufactured by means of such a method, in a cardboard manufacturing device.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE235821C (en) * 1910-10-11
US1993265A (en) * 1933-02-28 1935-03-05 Merrimac Chemical Co Inc Manufacture of paper embodying alkaline earth metal carbonate fillers
US2114809A (en) * 1934-07-06 1938-04-19 West Virginia Pulp & Paper Com Method of producing sized papers
US3112242A (en) * 1960-05-10 1963-11-26 Int Paper Co Treating a wood pulp slurry with a water-soluble acid prior to addition of sizing materials thereto
JPS4930605A (en) * 1972-07-20 1974-03-19

Also Published As

Publication number Publication date
NO880763D0 (en) 1988-02-22
JPS6445887A (en) 1989-02-20
AU1175188A (en) 1988-09-01
EP0281273B1 (en) 1993-07-21
FI880918A0 (en) 1988-02-26
NO880763L (en) 1988-08-29
DE3882395T2 (en) 1993-12-02
DE3882395D1 (en) 1993-08-26
EP0281273A1 (en) 1988-09-07
JP2582838B2 (en) 1997-02-19

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Legal Events

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FD Application lapsed
FD Application lapsed

Owner name: THE BOC GROUP, INC.