IN152760B - - Google Patents
Info
- Publication number
- IN152760B IN152760B IN565/CAL/80A IN565CA1980A IN152760B IN 152760 B IN152760 B IN 152760B IN 565CA1980 A IN565CA1980 A IN 565CA1980A IN 152760 B IN152760 B IN 152760B
- Authority
- IN
- India
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5251979A JPS55145659A (en) | 1979-05-01 | 1979-05-01 | Concentration of aqueous solution of urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN152760B true IN152760B (Direct) | 1984-03-31 |
Family
ID=12916980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN565/CAL/80A IN152760B (Direct) | 1979-05-01 | 1980-05-12 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS55145659A (Direct) |
| GB (1) | GB2061948B (Direct) |
| IN (1) | IN152760B (Direct) |
| WO (1) | WO1980002425A1 (Direct) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH679485A5 (Direct) * | 1989-12-29 | 1992-02-28 | Ammonia Casale Sa |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL141179B (nl) * | 1967-01-20 | 1974-02-15 | Whitlock Mfg Co | Werkwijze en inrichting voor de bereiding van ureum. |
| GB1235055A (en) * | 1967-01-20 | 1971-06-09 | Whitlock Mfg Company | Process for drying urea solutions |
| JPS497141A (Direct) * | 1972-05-13 | 1974-01-22 | ||
| JPS51101919A (ja) * | 1975-03-07 | 1976-09-08 | Toyo Engineering Corp | Nyososuiyoekinonoshukuhoho |
-
1979
- 1979-05-01 JP JP5251979A patent/JPS55145659A/ja active Pending
-
1980
- 1980-04-25 WO PCT/JP1980/000088 patent/WO1980002425A1/ja not_active Ceased
- 1980-04-25 GB GB8039154A patent/GB2061948B/en not_active Expired
- 1980-05-12 IN IN565/CAL/80A patent/IN152760B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2061948B (en) | 1983-08-24 |
| WO1980002425A1 (fr) | 1980-11-13 |
| GB2061948A (en) | 1981-05-20 |
| JPS55145659A (en) | 1980-11-13 |