FR2097431A5 - Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite - Google Patents

Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite

Info

Publication number
FR2097431A5
FR2097431A5 FR7025057A FR7025057A FR2097431A5 FR 2097431 A5 FR2097431 A5 FR 2097431A5 FR 7025057 A FR7025057 A FR 7025057A FR 7025057 A FR7025057 A FR 7025057A FR 2097431 A5 FR2097431 A5 FR 2097431A5
Authority
FR
France
Prior art keywords
dithionite
redox potential
controlled
potential measurement
bleaching clay
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.)
Expired
Application number
FR7025057A
Other languages
English (en)
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Priority to FR7025057A priority Critical patent/FR2097431A5/fr
Priority to BE769042A priority patent/BE769042A/fr
Application granted granted Critical
Publication of FR2097431A5 publication Critical patent/FR2097431A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/10—Eliminating iron or lime

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR7025057A 1970-07-06 1970-07-06 Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite Expired FR2097431A5 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7025057A FR2097431A5 (fr) 1970-07-06 1970-07-06 Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite
BE769042A BE769042A (fr) 1970-07-06 1971-06-25 Procede de blanchiment d'argiles au moyen de solutions aqueusesacides de dithionite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7025057A FR2097431A5 (fr) 1970-07-06 1970-07-06 Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite

Publications (1)

Publication Number Publication Date
FR2097431A5 true FR2097431A5 (fr) 1972-03-03

Family

ID=9058358

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7025057A Expired FR2097431A5 (fr) 1970-07-06 1970-07-06 Procede de blanchiment d'argiles au moyen de solutions aqueuses acides de dithionite

Country Status (2)

Country Link
BE (1) BE769042A (fr)
FR (1) FR2097431A5 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451440A (en) * 1982-10-28 1984-05-29 Georgia Kaolin Company, Inc. Utilization of ion exchange resin in the processing of kaolins

Also Published As

Publication number Publication date
BE769042A (fr) 1971-12-27

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Legal Events

Date Code Title Description
ST Notification of lapse