NZ216328A - Treating pulp mill black liquor and apparatus for hydrolysing sodium ferrite-containing particles - Google Patents

Treating pulp mill black liquor and apparatus for hydrolysing sodium ferrite-containing particles

Info

Publication number
NZ216328A
NZ216328A NZ216328A NZ21632886A NZ216328A NZ 216328 A NZ216328 A NZ 216328A NZ 216328 A NZ216328 A NZ 216328A NZ 21632886 A NZ21632886 A NZ 21632886A NZ 216328 A NZ216328 A NZ 216328A
Authority
NZ
New Zealand
Prior art keywords
hydrolysing
containing particles
black liquor
pulp mill
treating pulp
Prior art date
Application number
NZ216328A
Other languages
English (en)
Inventor
S R Prew
Original Assignee
Koppers Co 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 Koppers Co Inc filed Critical Koppers Co Inc
Publication of NZ216328A publication Critical patent/NZ216328A/xx

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/10—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by stirrers or by rotary drums or rotary receptacles or endless belts
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0027—Mixed oxides or hydroxides containing one alkali metal
    • 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
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
    • D21C11/0092—Substances modifying the evaporation, combustion, or thermal decomposition processes of black liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compounds Of Iron (AREA)
NZ216328A 1985-06-13 1986-05-28 Treating pulp mill black liquor and apparatus for hydrolysing sodium ferrite-containing particles NZ216328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74480285A 1985-06-13 1985-06-13

Publications (1)

Publication Number Publication Date
NZ216328A true NZ216328A (en) 1988-07-28

Family

ID=24994044

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ216328A NZ216328A (en) 1985-06-13 1986-05-28 Treating pulp mill black liquor and apparatus for hydrolysing sodium ferrite-containing particles

Country Status (7)

Country Link
CN (1) CN86101690A (xx)
AU (1) AU577192B2 (xx)
DK (1) DK276686A (xx)
GB (1) GB2176470B (xx)
IN (1) IN163967B (xx)
NZ (1) NZ216328A (xx)
ZA (1) ZA864187B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU671493B2 (en) * 1992-09-30 1996-08-29 Amcor Limited A process for recovering alkali metal hydroxide from organic liquors
ZA937252B (en) * 1992-09-30 1994-04-19 North Broken Hill Ltd A process for pelletising particles of alkali metal ferrite
GB0119237D0 (en) * 2001-08-07 2001-10-03 Bioregional Minimills Uk Ltd Paper plant

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU450309B2 (en) * 1972-11-13 1974-07-04 Oji Paper Co. Ltd. Method for directly converting sodium carbonate into caustic soda and application of said method to pulp and paper industry
JPS5112724B2 (xx) * 1974-02-23 1976-04-22

Also Published As

Publication number Publication date
DK276686D0 (da) 1986-06-12
GB2176470A (en) 1986-12-31
GB8613767D0 (en) 1986-07-09
AU5783786A (en) 1986-12-18
CN86101690A (zh) 1986-12-10
ZA864187B (en) 1987-02-25
GB2176470B (en) 1988-09-28
AU577192B2 (en) 1988-09-15
IN163967B (xx) 1988-12-17
DK276686A (da) 1986-12-14

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