FR1221875A - Procédé de filtration de bouillies - Google Patents
Procédé de filtration de bouilliesInfo
- Publication number
- FR1221875A FR1221875A FR784278A FR784278A FR1221875A FR 1221875 A FR1221875 A FR 1221875A FR 784278 A FR784278 A FR 784278A FR 784278 A FR784278 A FR 784278A FR 1221875 A FR1221875 A FR 1221875A
- Authority
- FR
- France
- Prior art keywords
- filtration process
- slurry filtration
- slurry
- filtration
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
- C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
- C05B11/08—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using sulfuric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents
-
- 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1668/58A GB856247A (en) | 1958-01-17 | 1958-01-17 | Improvements in and relating to filtration processes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1221875A true FR1221875A (fr) | 1960-06-07 |
Family
ID=9725979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR784278A Expired FR1221875A (fr) | 1958-01-17 | 1959-01-17 | Procédé de filtration de bouillies |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1221875A (fr) |
GB (1) | GB856247A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460897A1 (fr) * | 1979-07-10 | 1981-01-30 | Nichireki Chem Ind Co | Procede de traitement des boues |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0094745A3 (fr) * | 1982-05-14 | 1986-09-17 | Imperial Chemical Industries Plc | Filtration |
US4596661A (en) * | 1985-02-04 | 1986-06-24 | Calgon Corporation | Method for settling calcium carbonate |
CN100463720C (zh) * | 2007-06-22 | 2009-02-25 | 天津大学 | 含联萘轴手性双螺环季铵盐相转移催化剂及其制备方法 |
-
1958
- 1958-01-17 GB GB1668/58A patent/GB856247A/en not_active Expired
-
1959
- 1959-01-17 FR FR784278A patent/FR1221875A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460897A1 (fr) * | 1979-07-10 | 1981-01-30 | Nichireki Chem Ind Co | Procede de traitement des boues |
Also Published As
Publication number | Publication date |
---|---|
GB856247A (en) | 1960-12-14 |
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