FR2233439A1 - - Google Patents

Info

Publication number
FR2233439A1
FR2233439A1 FR7321836A FR7321836A FR2233439A1 FR 2233439 A1 FR2233439 A1 FR 2233439A1 FR 7321836 A FR7321836 A FR 7321836A FR 7321836 A FR7321836 A FR 7321836A FR 2233439 A1 FR2233439 A1 FR 2233439A1
Authority
FR
France
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
FR7321836A
Other languages
French (fr)
Other versions
FR2233439B1 (enExample
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.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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 Texaco Development Corp filed Critical Texaco Development Corp
Publication of FR2233439A1 publication Critical patent/FR2233439A1/fr
Application granted granted Critical
Publication of FR2233439B1 publication Critical patent/FR2233439B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/025—Thermal hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Paper (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
FR7321836A 1973-05-17 1973-06-15 Expired FR2233439B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2350673A GB1396649A (en) 1973-05-17 1973-05-17 Coking of waste kraft pulping liquors at lowered ph

Publications (2)

Publication Number Publication Date
FR2233439A1 true FR2233439A1 (enExample) 1975-01-10
FR2233439B1 FR2233439B1 (enExample) 1977-02-11

Family

ID=10196724

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7321836A Expired FR2233439B1 (enExample) 1973-05-17 1973-06-15

Country Status (6)

Country Link
JP (1) JPS50104A (enExample)
BE (1) BE801022A (enExample)
DE (1) DE2322436A1 (enExample)
FR (1) FR2233439B1 (enExample)
GB (1) GB1396649A (enExample)
NL (1) NL7307519A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426768A1 (fr) * 1978-05-22 1979-12-21 St Regis Paper Co Procede perfectionne de pyrolyse de lessives usagees provenant de la fabrication de pates a papier
FR2657629A1 (fr) * 1990-02-01 1991-08-02 Electricite De France Dispositif de rechauffage en continu des solutions aqueuses utilisees dans les installations de fabrication des pates a papier.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103510418B (zh) 2012-06-25 2016-03-30 北京英力生科新材料技术有限公司 一种无黑液化学制浆工艺

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426768A1 (fr) * 1978-05-22 1979-12-21 St Regis Paper Co Procede perfectionne de pyrolyse de lessives usagees provenant de la fabrication de pates a papier
FR2657629A1 (fr) * 1990-02-01 1991-08-02 Electricite De France Dispositif de rechauffage en continu des solutions aqueuses utilisees dans les installations de fabrication des pates a papier.

Also Published As

Publication number Publication date
DE2322436A1 (de) 1974-11-21
BE801022A (fr) 1973-12-17
NL7307519A (enExample) 1974-12-03
JPS50104A (enExample) 1975-01-06
FR2233439B1 (enExample) 1977-02-11
GB1396649A (en) 1975-06-04

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Legal Events

Date Code Title Description
ST Notification of lapse