NL7214372A - - Google Patents
Info
- Publication number
- NL7214372A NL7214372A NL7214372A NL7214372A NL7214372A NL 7214372 A NL7214372 A NL 7214372A NL 7214372 A NL7214372 A NL 7214372A NL 7214372 A NL7214372 A NL 7214372A NL 7214372 A NL7214372 A NL 7214372A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0009—Crystallisation cooling by heat exchange by direct heat exchange with added cooling fluid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
- C01D1/32—Purification; Separation by absorption or precipitation
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00192941A US3854299A (en) | 1971-10-27 | 1971-10-27 | Cooling concentrated, diaphragm cell sodium hydroxide solutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7214372A true NL7214372A (en:Method) | 1973-05-02 |
Family
ID=22711658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7214372A NL7214372A (en:Method) | 1971-10-27 | 1972-10-24 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3854299A (en:Method) |
| JP (1) | JPS4851893A (en:Method) |
| AU (1) | AU4758272A (en:Method) |
| BE (1) | BE790662A (en:Method) |
| BR (1) | BR7207505D0 (en:Method) |
| CA (1) | CA969090A (en:Method) |
| DE (1) | DE2250917A1 (en:Method) |
| FR (1) | FR2158301B1 (en:Method) |
| GB (1) | GB1391315A (en:Method) |
| IT (1) | IT972392B (en:Method) |
| NL (1) | NL7214372A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2305393A1 (fr) * | 1975-03-28 | 1976-10-22 | Rhone Poulenc Ind | Nouveau procede d'obtention de soude caustique a partir d'une lessive chlorurosodee, renfermant des ions sulfate, fournie par une cellule d'electrolyse |
| JPS51126399A (en) * | 1975-04-28 | 1976-11-04 | Asahi Glass Co Ltd | Purification of sodium hydroxide |
| JPS59116105A (ja) * | 1982-12-22 | 1984-07-04 | Hitachi Zosen Corp | 硫酸製造設備における硫酸冷却方法及び硫酸冷却器 |
| RU2232713C2 (ru) * | 2001-10-29 | 2004-07-20 | Юрий Борисович Данилов | Способ получения твердого едкого натра и устройство для его осуществления |
| JP5210605B2 (ja) * | 2007-11-21 | 2013-06-12 | 東京電力株式会社 | 凝縮器及び冷却装置 |
| CN111439869B (zh) * | 2020-05-13 | 2025-01-10 | 导洁(北京)环境科技有限公司 | 一种高盐废水零排放处理方法和系统 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3486A (en) * | 1844-03-13 | Label foe mail-bags | ||
| FR584340A (fr) * | 1924-08-06 | 1925-02-05 | Delas Condenseurs | Nouveau procédé de cristallisation des solides en solution |
| US2129464A (en) * | 1937-10-06 | 1938-09-06 | Mathieson Alkali Works Inc | Recovery of sodium chloride and sodium chlorite from aqueous solutions |
| US3486848A (en) * | 1966-08-05 | 1969-12-30 | Cosmodyne Inc | Refrigerated crystallizer system |
| US3423187A (en) * | 1967-07-31 | 1969-01-21 | Dow Chemical Co | Process for removing alkali metal sulfates from alkali metal hydroxide solutions |
| US3655333A (en) * | 1970-05-04 | 1972-04-11 | Dow Chemical Co | Process for producing anhydrous sodium chloride and purified saturated brine |
-
0
- BE BE790662D patent/BE790662A/xx unknown
-
1971
- 1971-10-27 US US00192941A patent/US3854299A/en not_active Expired - Lifetime
-
1972
- 1972-10-06 CA CA153,480A patent/CA969090A/en not_active Expired
- 1972-10-10 AU AU47582/72A patent/AU4758272A/en not_active Expired
- 1972-10-18 DE DE2250917A patent/DE2250917A1/de active Pending
- 1972-10-23 GB GB4873372A patent/GB1391315A/en not_active Expired
- 1972-10-24 JP JP47105902A patent/JPS4851893A/ja active Pending
- 1972-10-24 NL NL7214372A patent/NL7214372A/xx unknown
- 1972-10-25 IT IT53589/72A patent/IT972392B/it active
- 1972-10-26 FR FR7238097A patent/FR2158301B1/fr not_active Expired
- 1972-10-26 BR BR7505/72A patent/BR7207505D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT972392B (it) | 1974-05-20 |
| CA969090A (en) | 1975-06-10 |
| BR7207505D0 (pt) | 1973-10-09 |
| US3854299A (en) | 1974-12-17 |
| AU4758272A (en) | 1974-04-26 |
| JPS4851893A (en:Method) | 1973-07-20 |
| FR2158301A1 (en:Method) | 1973-06-15 |
| DE2250917A1 (de) | 1973-05-10 |
| GB1391315A (en) | 1975-04-23 |
| FR2158301B1 (en:Method) | 1975-01-03 |
| BE790662A (fr) | 1973-04-27 |