FR1131796A - Pigment preparation process - Google Patents

Pigment preparation process

Info

Publication number
FR1131796A
FR1131796A FR1131796DA FR1131796A FR 1131796 A FR1131796 A FR 1131796A FR 1131796D A FR1131796D A FR 1131796DA FR 1131796 A FR1131796 A FR 1131796A
Authority
FR
France
Prior art keywords
preparation process
pigment preparation
pigment
preparation
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
Other languages
French (fr)
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.)
Columbian Carbon Co
Original Assignee
Columbian Carbon Co
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 Columbian Carbon Co filed Critical Columbian Carbon Co
Application granted granted Critical
Publication of FR1131796A publication Critical patent/FR1131796A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
FR1131796D 1954-10-08 1955-10-03 Pigment preparation process Expired FR1131796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US797374XA 1954-10-08 1954-10-08

Publications (1)

Publication Number Publication Date
FR1131796A true FR1131796A (en) 1957-02-27

Family

ID=22152481

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1131796D Expired FR1131796A (en) 1954-10-08 1955-10-03 Pigment preparation process

Country Status (2)

Country Link
FR (1) FR1131796A (en)
GB (1) GB797374A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064486B (en) * 1956-11-05 1959-09-03 Pechiney Prod Chimiques Sa Process for cleaning silicon

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2029420B (en) * 1977-08-11 1982-09-15 Kestrel Chemicals Ltd Thermoplastic resin compositions containing a filler and artifacts formed therefrom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064486B (en) * 1956-11-05 1959-09-03 Pechiney Prod Chimiques Sa Process for cleaning silicon

Also Published As

Publication number Publication date
GB797374A (en) 1958-07-02

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