FR668984A - Process for reviving blue coloring matters - Google Patents

Process for reviving blue coloring matters

Info

Publication number
FR668984A
FR668984A FR668984DA FR668984A FR 668984 A FR668984 A FR 668984A FR 668984D A FR668984D A FR 668984DA FR 668984 A FR668984 A FR 668984A
Authority
FR
France
Prior art keywords
reviving
blue coloring
coloring matters
matters
blue
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)
Inventor
Christian Frederik Eli Busch
Valdemar Sorensen
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 filed Critical
Application granted granted Critical
Publication of FR668984A publication Critical patent/FR668984A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/22—Compounds of iron
    • C09C1/26—Iron blues

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR668984D 1928-12-14 1928-12-14 Process for reviving blue coloring matters Expired FR668984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR668984T 1928-12-14

Publications (1)

Publication Number Publication Date
FR668984A true FR668984A (en) 1929-11-08

Family

ID=9015430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668984D Expired FR668984A (en) 1928-12-14 1928-12-14 Process for reviving blue coloring matters

Country Status (1)

Country Link
FR (1) FR668984A (en)

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