FR994856A - Method and device for performing chemical precipitations and crystallizations, in particular for water softening - Google Patents
Method and device for performing chemical precipitations and crystallizations, in particular for water softeningInfo
- Publication number
- FR994856A FR994856A FR994856DA FR994856A FR 994856 A FR994856 A FR 994856A FR 994856D A FR994856D A FR 994856DA FR 994856 A FR994856 A FR 994856A
- Authority
- FR
- France
- Prior art keywords
- crystallizations
- water softening
- performing chemical
- chemical precipitations
- precipitations
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/34—Treatment of water, waste water, or sewage with mechanical oscillations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00765—Baffles attached to the reactor wall
- B01J2219/0077—Baffles attached to the reactor wall inclined
- B01J2219/00774—Baffles attached to the reactor wall inclined in the form of cones
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR994856T | 1945-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR994856A true FR994856A (en) | 1951-11-23 |
Family
ID=9556710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR994856D Expired FR994856A (en) | 1945-02-09 | 1945-02-09 | Method and device for performing chemical precipitations and crystallizations, in particular for water softening |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR994856A (en) |
GB (1) | GB597068A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2373315A1 (en) | 1976-12-09 | 1978-07-07 | Kodak Pathe | PROCESS FOR PREPARING FINE CRYSTALS OF MINERAL OR ORGANIC SUBSTANCES |
GB2200901B (en) * | 1987-02-10 | 1991-01-02 | Phillips D S M | Dispensers for introducing material into a liquid |
GB9914398D0 (en) * | 1999-06-22 | 1999-08-18 | Bp Exploration Operating | Reduction in solids deposition |
CN108609750A (en) * | 2018-07-05 | 2018-10-02 | 山东省城市供排水水质监测中心 | Novel remove of one kind luring brilliant sedimentation basin and technique firmly |
CN114669077B (en) * | 2022-04-15 | 2024-04-16 | 煤炭科学技术研究院有限公司 | Purification system and purification method of 2-methylnaphthalene |
-
1945
- 1945-02-09 FR FR994856D patent/FR994856A/en not_active Expired
- 1945-08-08 GB GB20380/45A patent/GB597068A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB597068A (en) | 1948-01-16 |
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