IT1118297B - Procedimento per la produzione dello ossido cromico - Google Patents
Procedimento per la produzione dello ossido cromicoInfo
- Publication number
- IT1118297B IT1118297B IT67086/79A IT6708679A IT1118297B IT 1118297 B IT1118297 B IT 1118297B IT 67086/79 A IT67086/79 A IT 67086/79A IT 6708679 A IT6708679 A IT 6708679A IT 1118297 B IT1118297 B IT 1118297B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- chromic oxide
- chromic
- oxide
- Prior art date
Links
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/02—Oxides or hydrates thereof
-
- 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
- C09C1/34—Compounds of chromium
- C09C1/346—Chromium oxides
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/043—Drying, calcination
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB174978 | 1978-01-17 | ||
| GB593578 | 1978-02-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7967086A0 IT7967086A0 (it) | 1979-01-16 |
| IT1118297B true IT1118297B (it) | 1986-02-24 |
Family
ID=26236952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT67086/79A IT1118297B (it) | 1978-01-17 | 1979-01-16 | Procedimento per la produzione dello ossido cromico |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS54112397A (enrdf_load_stackoverflow) |
| DE (1) | DE2901736A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2414477B1 (enrdf_load_stackoverflow) |
| IT (1) | IT1118297B (enrdf_load_stackoverflow) |
| NL (1) | NL7900261A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH048006U (enrdf_load_stackoverflow) * | 1990-05-09 | 1992-01-24 | ||
| JP2007089908A (ja) * | 2005-09-29 | 2007-04-12 | Miura Co Ltd | 非常時用滅菌装置 |
| EP2516332B1 (de) | 2009-12-22 | 2014-04-02 | LANXESS Deutschland GmbH | Verfahren zur herstellung von chrom(iii)oxid |
| JP6285782B2 (ja) * | 2014-04-09 | 2018-02-28 | 日本化学工業株式会社 | 亜クロム酸ナトリウムの製造方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2209907A (en) * | 1938-06-29 | 1940-07-30 | Mutual Chemical Company Of Ame | Manufacture of pigments |
| GB962193A (en) * | 1961-10-23 | 1964-07-01 | Pittsburgh Plate Glass Co | Production of chromic oxide |
| JPS5015240A (enrdf_load_stackoverflow) * | 1973-05-11 | 1975-02-18 | ||
| US4040860A (en) * | 1975-07-09 | 1977-08-09 | Bayer Aktiengesellschaft | Chromium oxide pigment from sodium chromate dihydrate plus ammonium salt |
| DE2635086C3 (de) * | 1976-08-04 | 1980-11-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von schwefelarmen Chrom(III)oxid |
-
1979
- 1979-01-12 NL NL7900261A patent/NL7900261A/xx not_active Application Discontinuation
- 1979-01-16 IT IT67086/79A patent/IT1118297B/it active
- 1979-01-17 DE DE19792901736 patent/DE2901736A1/de active Granted
- 1979-01-17 FR FR7901137A patent/FR2414477B1/fr not_active Expired
- 1979-01-17 JP JP307279A patent/JPS54112397A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7900261A (nl) | 1979-07-19 |
| FR2414477B1 (fr) | 1985-12-20 |
| JPS54112397A (en) | 1979-09-03 |
| DE2901736C2 (enrdf_load_stackoverflow) | 1992-09-03 |
| IT7967086A0 (it) | 1979-01-16 |
| JPS6250410B2 (enrdf_load_stackoverflow) | 1987-10-24 |
| FR2414477A1 (fr) | 1979-08-10 |
| DE2901736A1 (de) | 1979-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960129 |