ZA713733B - Pollution controlled polysulfide recovery - Google Patents

Pollution controlled polysulfide recovery

Info

Publication number
ZA713733B
ZA713733B ZA713733A ZA713733A ZA713733B ZA 713733 B ZA713733 B ZA 713733B ZA 713733 A ZA713733 A ZA 713733A ZA 713733 A ZA713733 A ZA 713733A ZA 713733 B ZA713733 B ZA 713733B
Authority
ZA
South Africa
Prior art keywords
polysulfide
recovery
pollution controlled
pollution
controlled
Prior art date
Application number
ZA713733A
Other languages
English (en)
Inventor
C Fogman
H Nelson
U Tsao
Original Assignee
Combustion Eng
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 Combustion Eng filed Critical Combustion Eng
Publication of ZA713733B publication Critical patent/ZA713733B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Paper (AREA)
ZA713733A 1970-06-11 1971-06-09 Pollution controlled polysulfide recovery ZA713733B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4545570A 1970-06-11 1970-06-11

Publications (1)

Publication Number Publication Date
ZA713733B true ZA713733B (en) 1972-01-26

Family

ID=21937982

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA713733A ZA713733B (en) 1970-06-11 1971-06-09 Pollution controlled polysulfide recovery

Country Status (9)

Country Link
US (1) US3650888A (enrdf_load_html_response)
JP (1) JPS5013361B1 (enrdf_load_html_response)
CA (1) CA941106A (enrdf_load_html_response)
ES (1) ES392100A1 (enrdf_load_html_response)
FR (1) FR2096202A5 (enrdf_load_html_response)
GB (1) GB1336899A (enrdf_load_html_response)
NO (1) NO133554C (enrdf_load_html_response)
SE (1) SE391546B (enrdf_load_html_response)
ZA (1) ZA713733B (enrdf_load_html_response)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3884751A (en) * 1972-04-25 1975-05-20 Texaco Inc Coking of spent pulping liquors used in the alkaline sulfite process
SE434860B (sv) * 1976-11-15 1984-08-20 Mo Och Domsjoe Ab Forfarande for utstotning av klorider ur kemikalieatervinningssystem vid natriumbaserade massaframstellningsprocesser
CH632340A5 (fr) 1979-11-16 1982-09-30 Charmilles Sa Ateliers Procede et dispositif pour controler la concentration de particules solides en suspension dans un liquide.
FI85515C (fi) * 1990-07-09 1996-04-10 Ahlstroem Oy Foerfarande foer reglering av en sulfatcellulosafabriks sulfiditet
US5246542A (en) * 1991-09-18 1993-09-21 Fosberg Theodore M Evaporation and recovery process for bleached chemical thermo-mechanical pulp (BCTMP) effluent
SE9400383L (sv) * 1994-02-07 1995-08-08 Kvaerner Pulping Tech Sätt att rena en sulfidhaltig alkalisk lut från klorid
SE9703365D0 (sv) * 1997-09-18 1997-09-18 Kvaerner Pulping Tech Method in connection with impregnation and digestion of lignocelulosic material
US5911853A (en) * 1997-09-11 1999-06-15 International Paper Company Method for treating paper mill condensate to reduce the amount of sulfur compounds therein
WO1999014423A1 (en) * 1997-09-18 1999-03-25 Kvaerner Pulping Ab Polysulfide pulping process
FI119915B2 (fi) 2003-10-03 2011-06-15 Metsae Botnia Ab Oy Rikin poisto sellutehtaan hajukaasuista
FI122841B (fi) * 2004-10-04 2012-07-31 Metso Paper Inc Menetelmä ja laitteisto selluloosamassan valmistamiseksi

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2574193A (en) * 1947-12-06 1951-11-06 Remington Rand Inc Chemical recovery and control in the kraft pulp process
US2999044A (en) * 1955-08-02 1961-09-05 Jr Theron Tilford Collins Production of paper pulp
SE218041C1 (sv) * 1962-12-17 1968-01-02 Mo Och Domsjoe Ab Sätt att med rökgas avdriva svavelväte från lösningar innehållande alkalisulfid
US3448002A (en) * 1964-06-20 1969-06-03 Domtar Ltd Pulping process
US3514371A (en) * 1966-03-01 1970-05-26 Katsuo Watanabe Preparation of kraft process liquor from waste soda liquor from petroleum industries

Also Published As

Publication number Publication date
ES392100A1 (es) 1973-11-01
NO133554C (enrdf_load_html_response) 1976-05-19
FR2096202A5 (enrdf_load_html_response) 1972-02-11
NO133554B (enrdf_load_html_response) 1976-02-09
JPS5013361B1 (enrdf_load_html_response) 1975-05-19
CA941106A (en) 1974-02-05
GB1336899A (en) 1973-11-14
SE391546B (sv) 1977-02-21
US3650888A (en) 1972-03-21

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