BR7408536D0 - PROCESS TO IMPROVE REFINING PROPERTIES AND REDUCE EXPLOSIONS IN THE DISSOLUTION TANK DURING WOOD PULPPING WITH SODIUM-BASED SOLUTIONS - Google Patents

PROCESS TO IMPROVE REFINING PROPERTIES AND REDUCE EXPLOSIONS IN THE DISSOLUTION TANK DURING WOOD PULPPING WITH SODIUM-BASED SOLUTIONS

Info

Publication number
BR7408536D0
BR7408536D0 BR8536/74A BR853674A BR7408536D0 BR 7408536 D0 BR7408536 D0 BR 7408536D0 BR 8536/74 A BR8536/74 A BR 8536/74A BR 853674 A BR853674 A BR 853674A BR 7408536 D0 BR7408536 D0 BR 7408536D0
Authority
BR
Brazil
Prior art keywords
pulpping
explosions
sodium
reduce
dissolution tank
Prior art date
Application number
BR8536/74A
Other languages
Portuguese (pt)
Inventor
W Fisher
Original Assignee
Owens Illinois 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
Application filed by Owens Illinois Inc filed Critical Owens Illinois Inc
Publication of BR7408536D0 publication Critical patent/BR7408536D0/en

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • D21C11/122—Treatment, e.g. dissolution, of the smelt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/00259—Preventing runaway of the chemical reaction
    • B01J2219/00263—Preventing explosion of the chemical mixture
BR8536/74A 1973-10-15 1974-10-14 PROCESS TO IMPROVE REFINING PROPERTIES AND REDUCE EXPLOSIONS IN THE DISSOLUTION TANK DURING WOOD PULPPING WITH SODIUM-BASED SOLUTIONS BR7408536D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US406498A US3873413A (en) 1973-10-15 1973-10-15 Method of improving smelt properties and reducing dissolving tank explosions during pulping of wood with sodium based liquors

Publications (1)

Publication Number Publication Date
BR7408536D0 true BR7408536D0 (en) 1975-08-05

Family

ID=23608241

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8536/74A BR7408536D0 (en) 1973-10-15 1974-10-14 PROCESS TO IMPROVE REFINING PROPERTIES AND REDUCE EXPLOSIONS IN THE DISSOLUTION TANK DURING WOOD PULPPING WITH SODIUM-BASED SOLUTIONS

Country Status (10)

Country Link
US (1) US3873413A (en)
JP (1) JPS524642B2 (en)
BR (1) BR7408536D0 (en)
CA (1) CA1058357A (en)
DE (1) DE2448891C3 (en)
ES (1) ES430977A1 (en)
FR (1) FR2247576B1 (en)
GB (1) GB1489349A (en)
SE (1) SE412424B (en)
ZA (1) ZA746077B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106978A (en) * 1977-01-31 1978-08-15 Combustion Engineering, Inc. Method of preventing explosions using a smelt water explosion inhibitor
US6348128B1 (en) * 1998-06-01 2002-02-19 U.S. Borax Inc. Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition
US6294048B1 (en) * 1998-06-01 2001-09-25 U.S. Borax Inc. Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate
US20050037226A1 (en) * 2003-08-12 2005-02-17 Peascoe Meisner Roberta A. Alkali resistant refractories
US7735435B2 (en) * 2006-05-24 2010-06-15 Diamond Power International, Inc. Apparatus for cleaning a smelt spout of a combustion device
US7854847B2 (en) * 2006-11-09 2010-12-21 Rayonier Trs Holdings Inc. Process of purifying wood pulp with caustic-borate solution and recovering the purifying chemical

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3447895A (en) * 1966-12-01 1969-06-03 Combustion Eng Method of preventing smelt-water explosions
US3615175A (en) * 1969-03-24 1971-10-26 Combustion Eng Preventing physical explosion due to the interaction of liquid water and molten chemical compounds
US3650889A (en) * 1970-08-03 1972-03-21 Combustion Eng Pollution controlled polysulfide recovery process

Also Published As

Publication number Publication date
SE7412884L (en) 1975-04-16
FR2247576A1 (en) 1975-05-09
ZA746077B (en) 1976-04-28
JPS5064502A (en) 1975-05-31
ES430977A1 (en) 1976-10-16
CA1058357A (en) 1979-07-17
DE2448891C3 (en) 1978-04-27
FR2247576B1 (en) 1977-11-10
SE412424B (en) 1980-03-03
GB1489349A (en) 1977-10-19
DE2448891A1 (en) 1975-04-17
US3873413A (en) 1975-03-25
DE2448891B2 (en) 1977-09-01
JPS524642B2 (en) 1977-02-05

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