FR2296591A1 - Procede pour preparer en un seul stade des ortho-phosphates de metaux alcalins et de l'ammoniac - Google Patents
Procede pour preparer en un seul stade des ortho-phosphates de metaux alcalins et de l'ammoniacInfo
- Publication number
- FR2296591A1 FR2296591A1 FR7537383A FR7537383A FR2296591A1 FR 2296591 A1 FR2296591 A1 FR 2296591A1 FR 7537383 A FR7537383 A FR 7537383A FR 7537383 A FR7537383 A FR 7537383A FR 2296591 A1 FR2296591 A1 FR 2296591A1
- Authority
- FR
- France
- Prior art keywords
- ortho
- phosphates
- ammonia
- preparing
- single stage
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/026—Preparation of ammonia from inorganic compounds
-
- 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/305—Preparation from phosphorus-containing compounds by alkaline treatment
- C01B25/306—Preparation from phosphorus-containing compounds by alkaline treatment from phosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gas Separation By Absorption (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/537,234 US3965245A (en) | 1974-12-30 | 1974-12-30 | Method for preparing alkali metal orthophosphates and ammonia in a single step |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2296591A1 true FR2296591A1 (fr) | 1976-07-30 |
Family
ID=24141790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7537383A Withdrawn FR2296591A1 (fr) | 1974-12-30 | 1975-12-05 | Procede pour preparer en un seul stade des ortho-phosphates de metaux alcalins et de l'ammoniac |
Country Status (9)
Country | Link |
---|---|
US (1) | US3965245A (fr) |
JP (1) | JPS5189899A (fr) |
BR (1) | BR7508231A (fr) |
CA (1) | CA1053441A (fr) |
DE (1) | DE2558976B2 (fr) |
FR (1) | FR2296591A1 (fr) |
GB (1) | GB1512279A (fr) |
IL (1) | IL48455A (fr) |
NL (1) | NL7514912A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5728359A (en) * | 1995-10-13 | 1998-03-17 | Nip; Raymond L. | Method for the preparation of sodium ammonium phosphate |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3337297A (en) * | 1965-02-08 | 1967-08-22 | Chemical Construction Corp | Process for combined production of ammonia and ammonium salts |
US3826815A (en) * | 1972-06-21 | 1974-07-30 | I Mavrovic | Recovery of residual ammonia from weak aqueous solutions thereof |
-
1974
- 1974-12-30 US US05/537,234 patent/US3965245A/en not_active Expired - Lifetime
-
1975
- 1975-11-10 CA CA239,275A patent/CA1053441A/fr not_active Expired
- 1975-11-11 IL IL48455A patent/IL48455A/xx unknown
- 1975-12-05 FR FR7537383A patent/FR2296591A1/fr not_active Withdrawn
- 1975-12-12 BR BR7508231*A patent/BR7508231A/pt unknown
- 1975-12-18 JP JP50151192A patent/JPS5189899A/ja active Pending
- 1975-12-22 NL NL7514912A patent/NL7514912A/xx not_active Application Discontinuation
- 1975-12-24 GB GB52811/75A patent/GB1512279A/en not_active Expired
- 1975-12-29 DE DE2558976A patent/DE2558976B2/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IL48455A (en) | 1978-06-15 |
CA1053441A (fr) | 1979-05-01 |
US3965245A (en) | 1976-06-22 |
BR7508231A (pt) | 1976-08-24 |
DE2558976A1 (de) | 1976-07-08 |
NL7514912A (nl) | 1976-07-02 |
JPS5189899A (fr) | 1976-08-06 |
GB1512279A (en) | 1978-05-24 |
DE2558976B2 (de) | 1979-07-19 |
IL48455A0 (en) | 1976-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |