DK420688A - Fremgangsmaade til behandling af phosphorholdigt materiale - Google Patents
Fremgangsmaade til behandling af phosphorholdigt materialeInfo
- Publication number
- DK420688A DK420688A DK420688A DK420688A DK420688A DK 420688 A DK420688 A DK 420688A DK 420688 A DK420688 A DK 420688A DK 420688 A DK420688 A DK 420688A DK 420688 A DK420688 A DK 420688A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- phosphorus material
- treating phosphorus
- treating
- phosphorus
- Prior art date
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 229910052698 phosphorus Inorganic materials 0.000 title 1
- 239000011574 phosphorus Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/003—Phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/02—Preparation of phosphorus
- C01B25/027—Preparation of phosphorus of yellow phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/12—Oxides of phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/20—Preparation from elemental phosphorus or phosphoric anhydride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Treating Waste Gases (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/078,430 US4874593A (en) | 1986-08-08 | 1987-07-27 | Conversion of pyrophoric P4 -containing material to P2 O5 material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK420688D0 DK420688D0 (da) | 1988-07-27 |
| DK420688A true DK420688A (da) | 1989-01-28 |
Family
ID=22143981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK420688A DK420688A (da) | 1987-07-27 | 1988-07-27 | Fremgangsmaade til behandling af phosphorholdigt materiale |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4874593A (fr) |
| EP (1) | EP0303362A3 (fr) |
| CN (1) | CN1009544B (fr) |
| DK (1) | DK420688A (fr) |
| MA (1) | MA21337A1 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6238637B1 (en) | 1998-02-26 | 2001-05-29 | Monsanto Company | Process and apparatus for preparation of phosphorus oxyacids from elemental phosphorus |
| CN101979310B (zh) * | 2010-11-19 | 2012-10-10 | 贵州威顿晶磷电子材料有限公司 | 一种99.9999％五氧化二磷的生产方法 |
| RU2623398C1 (ru) * | 2015-12-31 | 2017-06-26 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" | Способ получения азота из воздуха |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2857246A (en) * | 1952-07-16 | 1958-10-21 | Monsanto Chemicals | Process for the purification of phosphorous acid |
| US2925326A (en) * | 1955-11-10 | 1960-02-16 | Knapsack Ag | Method of processing phosphorus sludge |
| US4698216A (en) * | 1986-08-08 | 1987-10-06 | Stauffer Chemical Company | Production of an aqueous phosphoric acid solution |
| US4686094A (en) * | 1986-08-08 | 1987-08-11 | Stauffer Chemical Company | Treatment of pyrophoric elemental phosphorus-containing material |
-
1987
- 1987-07-27 US US07/078,430 patent/US4874593A/en not_active Expired - Lifetime
-
1988
- 1988-07-21 EP EP88306704A patent/EP0303362A3/fr not_active Withdrawn
- 1988-07-27 DK DK420688A patent/DK420688A/da not_active Application Discontinuation
- 1988-07-27 CN CN88104669A patent/CN1009544B/zh not_active Expired
- 1988-07-27 MA MA21580A patent/MA21337A1/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MA21337A1 (fr) | 1989-04-01 |
| US4874593A (en) | 1989-10-17 |
| CN1009544B (zh) | 1990-09-12 |
| CN1033780A (zh) | 1989-07-12 |
| EP0303362A3 (fr) | 1990-04-18 |
| DK420688D0 (da) | 1988-07-27 |
| EP0303362A2 (fr) | 1989-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |