BE731497A - - Google Patents
Info
- Publication number
- BE731497A BE731497A BE731497DA BE731497A BE 731497 A BE731497 A BE 731497A BE 731497D A BE731497D A BE 731497DA BE 731497 A BE731497 A BE 731497A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/22—Purification
- C01D7/24—Crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75751168A | 1968-09-04 | 1968-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE731497A true BE731497A (xx) | 1969-09-15 |
Family
ID=25048090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE731497D BE731497A (xx) | 1968-09-04 | 1969-04-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3653848A (xx) |
| JP (1) | JPS4817599B1 (xx) |
| BE (1) | BE731497A (xx) |
| BR (1) | BR6909948D0 (xx) |
| GB (1) | GB1211984A (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3956457A (en) * | 1968-09-04 | 1976-05-11 | Allied Chemical Corporation | Preparation of sodium carbonate monohydrate |
| US4211759A (en) * | 1971-01-13 | 1980-07-08 | Produits Chimiques Ugine Kuhlmann | High-density sodium perborate and method of preparation |
| US3933977A (en) * | 1974-01-11 | 1976-01-20 | Intermountain Research And Development Corporation | Process for producing sodium carbonate |
| US4160812A (en) * | 1977-09-20 | 1979-07-10 | Texasgulf Inc. | Multi-stage crystallization of sodium carbonate |
| US4158043A (en) * | 1978-01-18 | 1979-06-12 | Texasgulf Inc. | Process for producing soda ash from natural alkali metal carbonate-containing ores |
| JPS56109819A (en) * | 1980-02-04 | 1981-08-31 | Asahi Glass Co Ltd | Manufacture of anhydrous sodium carbonate crystal |
| US4557910A (en) * | 1982-03-29 | 1985-12-10 | Intermountain Research & Development Corporation | Production of soda ash from nahcolite |
| SE500965C2 (sv) * | 1993-03-31 | 1994-10-10 | Flaekt Ab | Sätt och anordning för utvinning av kristaller ur en lösning |
| TR200002222T2 (tr) | 1998-01-28 | 2000-12-21 | Environmental Projects,Inc. | Sodyum karbonatın yeniden kristalleştirilmesi |
| US6464736B1 (en) * | 1999-08-05 | 2002-10-15 | Environmental Projects, Inc. | Recrystallization process |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2330221A (en) * | 1937-10-04 | 1943-09-28 | Buffalo Foundry & Machine Co | Method and apparatus for concentrating liquids which upon concentration deposit crystals and leave a residual concentrated liquor |
| US2792282A (en) * | 1953-02-11 | 1957-05-14 | Kenneth B Ray | Method of producing refined soda ash from trona |
| US2962348A (en) * | 1957-01-02 | 1960-11-29 | Fmc Corp | Method for preparing dense sodium carbonate from crude trona |
| US3264057A (en) * | 1963-03-07 | 1966-08-02 | Intermountain Res & Dev Corp | Preparation of soda ash including the leaching of trona with steam |
| US3273959A (en) * | 1965-06-16 | 1966-09-20 | Intermountain Res & Dev Corp | Process of recovering sodium carbonate from the mother liquor bleed |
-
1968
- 1968-09-04 US US757511A patent/US3653848A/en not_active Expired - Lifetime
-
1969
- 1969-03-31 GB GB06827/69A patent/GB1211984A/en not_active Expired
- 1969-04-14 BE BE731497D patent/BE731497A/xx unknown
- 1969-04-15 JP JP44028695A patent/JPS4817599B1/ja active Pending
- 1969-06-19 BR BR209948/69A patent/BR6909948D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1211984A (en) | 1970-11-11 |
| JPS4817599B1 (xx) | 1973-05-30 |
| US3653848A (en) | 1972-04-04 |
| BR6909948D0 (pt) | 1973-03-08 |