AU3747197A - Dissolved solids control in pulp protection - Google Patents

Dissolved solids control in pulp protection

Info

Publication number
AU3747197A
AU3747197A AU37471/97A AU3747197A AU3747197A AU 3747197 A AU3747197 A AU 3747197A AU 37471/97 A AU37471/97 A AU 37471/97A AU 3747197 A AU3747197 A AU 3747197A AU 3747197 A AU3747197 A AU 3747197A
Authority
AU
Australia
Prior art keywords
dissolved solids
solids control
pulp protection
pulp
protection
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
Application number
AU37471/97A
Other versions
AU704580B2 (en
Inventor
R. Fred Chasse
Richard O Laakso
Bruno S Marcoccia
Joseph R. Phillips
J. Robert Prough
Jan T Richardsen
Rolf C Ryham
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.)
Kamyr Inc
Original Assignee
Kamyr 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
Priority claimed from US08/056,211 external-priority patent/US5489363A/en
Application filed by Kamyr Inc filed Critical Kamyr Inc
Priority to AU37471/97A priority Critical patent/AU704580B2/en
Publication of AU3747197A publication Critical patent/AU3747197A/en
Application granted granted Critical
Publication of AU704580B2 publication Critical patent/AU704580B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/224—Use of means other than pressure and temperature
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters
    • D21C7/12—Devices for regulating or controlling
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters
    • D21C7/14—Means for circulating the lye
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G7/00—Damping devices
AU37471/97A 1993-05-04 1997-09-10 Dissolved solids control in pulp protection Expired AU704580B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU37471/97A AU704580B2 (en) 1993-05-04 1997-09-10 Dissolved solids control in pulp protection

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US08/056,211 US5489363A (en) 1993-05-04 1993-05-04 Pulping with low dissolved solids for improved pulp strength
US056211 1993-05-04
US08/127,548 US5547012A (en) 1993-05-04 1993-09-28 Dissolved solids control in pulp production
US127548 1993-09-28
AU64421/94A AU690105B2 (en) 1993-05-04 1994-02-25 Dissolved solids control in pulp production
AU37471/97A AU704580B2 (en) 1993-05-04 1997-09-10 Dissolved solids control in pulp protection

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU64421/94A Division AU690105B2 (en) 1993-05-04 1994-02-25 Dissolved solids control in pulp production

Publications (2)

Publication Number Publication Date
AU3747197A true AU3747197A (en) 1997-12-11
AU704580B2 AU704580B2 (en) 1999-04-29

Family

ID=27155538

Family Applications (2)

Application Number Title Priority Date Filing Date
AU37471/97A Expired AU704580B2 (en) 1993-05-04 1997-09-10 Dissolved solids control in pulp protection
AU32367/99A Expired AU721103B2 (en) 1993-05-04 1999-06-02 Dissolved solids control in pulp protection

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU32367/99A Expired AU721103B2 (en) 1993-05-04 1999-06-02 Dissolved solids control in pulp protection

Country Status (1)

Country Link
AU (2) AU704580B2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO118248B (en) * 1961-12-23 1969-12-01 Kamyr Ab
FI44514B (en) * 1963-12-13 1971-08-02 Kamyr Ab
US3427218A (en) * 1964-07-10 1969-02-11 Kamyr Ab Method of performing counter-current continuous cellulose digestion
DE69111165T2 (en) * 1990-09-20 1995-11-16 Kvaerner Pulping Tech Soak with black liquor before adding the white liquor.

Also Published As

Publication number Publication date
AU3236799A (en) 1999-08-19
AU704580B2 (en) 1999-04-29
AU721103B2 (en) 2000-06-22

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