FR2501527B1 - Procede de production de granules de sulfate d'ammonium a l'aide d'une solution concentree de sulfate d'ammonium - Google Patents
Procede de production de granules de sulfate d'ammonium a l'aide d'une solution concentree de sulfate d'ammoniumInfo
- Publication number
- FR2501527B1 FR2501527B1 FR828203934A FR8203934A FR2501527B1 FR 2501527 B1 FR2501527 B1 FR 2501527B1 FR 828203934 A FR828203934 A FR 828203934A FR 8203934 A FR8203934 A FR 8203934A FR 2501527 B1 FR2501527 B1 FR 2501527B1
- Authority
- FR
- France
- Prior art keywords
- ammonium sulfate
- granules
- producing
- concentrated
- sulfate solution
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
- C05C3/005—Post-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
- C01C1/248—Preventing coalescing or controlling form or size of the crystals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813108986 DE3108986A1 (de) | 1981-03-10 | 1981-03-10 | "verfahren zum herstellen von ammoniumsulfatgranulaten" |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2501527A1 FR2501527A1 (fr) | 1982-09-17 |
FR2501527B1 true FR2501527B1 (fr) | 1991-12-20 |
Family
ID=6126780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR828203934A Expired - Fee Related FR2501527B1 (fr) | 1981-03-10 | 1982-03-09 | Procede de production de granules de sulfate d'ammonium a l'aide d'une solution concentree de sulfate d'ammonium |
Country Status (5)
Country | Link |
---|---|
US (1) | US4435341A (fr) |
AT (1) | AT380801B (fr) |
DE (1) | DE3108986A1 (fr) |
FR (1) | FR2501527B1 (fr) |
NL (1) | NL8200955A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0475131B1 (fr) * | 1990-08-28 | 1996-05-15 | Basf Corporation | Procédé et dispositif pour l'augmentation de taille de sulfate d'ammonium |
US6015445A (en) * | 1997-04-14 | 2000-01-18 | Basf Corporation | Anti-caking solids |
US5980601A (en) * | 1997-04-14 | 1999-11-09 | Basf Corporation | Anti-caking solids |
US5885320A (en) * | 1997-04-14 | 1999-03-23 | Basf Corporation | Anti-caking process |
US5820787A (en) * | 1997-04-14 | 1998-10-13 | Basf Corporation | Process for dust suppression in solids |
US5855816A (en) * | 1997-04-14 | 1999-01-05 | Basf Corporation | Dust suppression in solids |
CN102020291B (zh) * | 2009-09-18 | 2012-07-25 | 中国石油化工股份有限公司 | 一种硫铵结晶的装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3923489A (en) * | 1973-05-23 | 1975-12-02 | Ralph W Richardson | Pelletized fertilizer |
DE2905731C3 (de) * | 1979-02-15 | 1985-11-21 | Walther & Cie Ag, 5000 Koeln | Verfahren zum Herstellen von Ammonstilfntgranulaten |
-
1981
- 1981-03-10 DE DE19813108986 patent/DE3108986A1/de active Granted
-
1982
- 1982-01-28 AT AT0031482A patent/AT380801B/de not_active IP Right Cessation
- 1982-03-08 US US06/355,533 patent/US4435341A/en not_active Expired - Fee Related
- 1982-03-09 FR FR828203934A patent/FR2501527B1/fr not_active Expired - Fee Related
- 1982-03-09 NL NL8200955A patent/NL8200955A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL8200955A (nl) | 1982-10-01 |
DE3108986C2 (fr) | 1988-01-07 |
ATA31482A (de) | 1985-12-15 |
AT380801B (de) | 1986-07-10 |
FR2501527A1 (fr) | 1982-09-17 |
DE3108986A1 (de) | 1982-05-13 |
US4435341A (en) | 1984-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2531440B1 (fr) | Procede de production d'une membrane microporeuse | |
FR2498182B1 (fr) | Procede de production d'amides n-substitues | |
FR2501060B1 (fr) | Procede pour produire une microcapsule | |
FR2544638B1 (fr) | Procede de production d'un tube en acier plaque | |
RO83836A (fr) | 0412 p106493820201 5 procede pour l'obtention des composes avec groupemens isocyanuriques | |
BE896822A (fr) | Procede de production d'une endotoxine detoxifiee raffinee. | |
BE895499A (fr) | Procede de production de polyols contenant de l'azote | |
BE878902A (fr) | Procede de production d'alkylene-glycols | |
FR2544448B1 (fr) | Procede de formation d'un raccordement hydraulique | |
RO89617A (fr) | Procede de fabrication d'un joint a rotule | |
FR2434780B1 (fr) | Procede de production d'ammoniac | |
FR2580629B1 (fr) | Procede de fabrication d'un composite fertilisant phosphore-ameliorant | |
FR2501527B1 (fr) | Procede de production de granules de sulfate d'ammonium a l'aide d'une solution concentree de sulfate d'ammonium | |
FR2490975B1 (fr) | Procede de production d'objets en forme | |
FR2510092B1 (fr) | Procede de production d'un fluorure de graphite | |
FR2514758B1 (fr) | Procede de production d'uree | |
FR2529190B1 (fr) | Procede de production de sulfate de calcium a faible contamination radio-active | |
BE893566A (fr) | Procede pour produire une ebauche de poutrelle pour une poutrelle universelle | |
FR2559753B1 (fr) | Procede de production de disilane par reduction d'hexachlorodisilane | |
FR2554322B1 (fr) | Procede de production de caseinates | |
FR2511614B1 (fr) | Procede pour la production d'une resine echangeuse de cations | |
BE883996A (fr) | Procede de production d'engrais composes | |
MA20651A1 (fr) | Procede pour la production de sulfate de potassium | |
FR2347315A1 (fr) | Procede pour eliminer les composes azotes d'eaux residuaires de la production de l'acrylonitrile | |
BE886899A (fr) | Procede de fabrication d'une solution stable de sulfate de titanyle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |