CN1074626A - 消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 - Google Patents
消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 Download PDFInfo
- Publication number
- CN1074626A CN1074626A CN93101419A CN93101419A CN1074626A CN 1074626 A CN1074626 A CN 1074626A CN 93101419 A CN93101419 A CN 93101419A CN 93101419 A CN93101419 A CN 93101419A CN 1074626 A CN1074626 A CN 1074626A
- Authority
- CN
- China
- Prior art keywords
- crystallizer
- disappears
- crystal
- crystalline substance
- magma
- 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.)
- Granted
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- 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
- B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/685—Processes comprising at least two steps in series
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Peptides Or Proteins (AREA)
Abstract
Description
Claims (8)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN93101419A CN1027422C (zh) | 1993-02-17 | 1993-02-17 | 消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 |
AU61057/94A AU6105794A (en) | 1993-02-17 | 1994-02-16 | A process for preparing high purity and large size crystals, by eliminating fine crystals in crystal slurry in crystallizer |
PCT/CN1994/000013 WO1994019083A1 (en) | 1993-02-17 | 1994-02-16 | A process for preparing high purity and large size crystals, by eliminating fine crystals in crystal slurry in crystallizer |
US08/501,137 US5663456A (en) | 1993-02-17 | 1994-02-16 | Method for obtaining large crystals with high purity by destructing part of fines in slurry in a crystallizer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN93101419A CN1027422C (zh) | 1993-02-17 | 1993-02-17 | 消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1074626A true CN1074626A (zh) | 1993-07-28 |
CN1027422C CN1027422C (zh) | 1995-01-18 |
Family
ID=4983579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN93101419A Expired - Fee Related CN1027422C (zh) | 1993-02-17 | 1993-02-17 | 消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5663456A (zh) |
CN (1) | CN1027422C (zh) |
AU (1) | AU6105794A (zh) |
WO (1) | WO1994019083A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106975239A (zh) * | 2017-05-22 | 2017-07-25 | 天津晶润锐拓科技发展有限公司 | 一种通过超声波控制晶体粒度的结晶器及结晶方法 |
CN109646988A (zh) * | 2018-12-20 | 2019-04-19 | 江苏瑞升华能源科技有限公司 | 一种冷冻结晶出盐粒径的控制系统及其控制方法 |
CN113144660A (zh) * | 2021-02-05 | 2021-07-23 | 成都思达能环保设备有限公司 | 一种结晶方法及系统 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006021993A1 (ja) * | 2004-08-24 | 2006-03-02 | Asahi Glass Company, Limited | アルカリ金属炭酸水素塩の製造方法 |
US7812206B2 (en) * | 2006-03-21 | 2010-10-12 | Bp Corporation North America Inc. | Apparatus and process for the separation of solids and liquids |
US8530716B2 (en) * | 2008-08-14 | 2013-09-10 | Bp Corporation North America Inc. | Melt-crystallization separation and purification process |
CN102070161B (zh) * | 2010-11-22 | 2012-07-04 | 华东理工大学 | 一种氯化钾细晶溶解强化方法 |
US8999007B2 (en) | 2013-07-12 | 2015-04-07 | Ostara Nutrient Recovery Technologies Inc. | Method for fines control |
CN115650259B (zh) * | 2022-10-28 | 2024-02-09 | 天津大学 | 大颗粒碳酸氢钠的制备方法及装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3873275A (en) * | 1969-09-29 | 1975-03-25 | Whiting Corp | Crystallization apparatus and method |
GB1329316A (en) * | 1970-12-08 | 1973-09-05 | Kerr Mc Gee Chem Corp | Process for automatic control of crystal size distribution |
US3961904A (en) * | 1972-04-21 | 1976-06-08 | Whiting Corporation | Crystallization apparatus |
US3992900A (en) * | 1973-03-27 | 1976-11-23 | Avco Corporation | Plural stage freeze crystallization with wash-water/concentrate interface control |
US3996018A (en) * | 1974-11-11 | 1976-12-07 | Merck & Co., Inc. | Crystallization system and method using crystal fracturing external to a crystallization column |
US4159194A (en) * | 1977-09-28 | 1979-06-26 | Dart Industries Inc. | Crystallization apparatus and process |
HU184674B (en) * | 1979-03-21 | 1984-09-28 | Richter Gedeon Vegyeszet | Method and apparatus for yielding solid material from solution by crystallization |
US4263010A (en) * | 1979-10-31 | 1981-04-21 | University Patents, Inc. | Control method and apparatus for crystallizer process control |
NL8202517A (nl) * | 1982-06-22 | 1984-01-16 | Tno | Inrichting voor het verdichten van een suspensie. |
JPS596902A (ja) * | 1982-07-06 | 1984-01-14 | Ishikawajima Harima Heavy Ind Co Ltd | 結晶化装置 |
US4461915A (en) * | 1982-11-15 | 1984-07-24 | General Electric Company | Purification of bisphenol-A |
JPS60122004A (ja) * | 1983-12-02 | 1985-06-29 | Ishikawajima Harima Heavy Ind Co Ltd | 晶析装置の微小結晶消去方法 |
FR2581989B1 (fr) * | 1985-05-15 | 1987-07-31 | Roquette Freres | Procede et installation de cristallisation du mannitol |
JPS6265702A (ja) * | 1985-09-18 | 1987-03-25 | Tsukishima Kikai Co Ltd | 晶析装置 |
JPS63209702A (ja) * | 1987-02-25 | 1988-08-31 | Ishikawajima Harima Heavy Ind Co Ltd | 結晶缶の運転方法 |
IL83329A (en) * | 1987-07-26 | 1991-08-16 | Drori Mordeki | Filter apparatus |
DE3916465A1 (de) * | 1989-05-20 | 1990-11-22 | Bayer Ag | Herstellung kugelfoermiger dispersionen durch kristallisation von emulsionen |
US5124265A (en) * | 1990-10-15 | 1992-06-23 | Arizona Technology Development Corporation | Method and apparatus for crystallization process control |
FR2668078B1 (fr) * | 1990-10-17 | 1992-12-24 | Dumez Lyonnaise Eaux | Procede pour le retrolavage de membrane tubulaires de filtration, et dispositif de mise en óoeuvre. |
-
1993
- 1993-02-17 CN CN93101419A patent/CN1027422C/zh not_active Expired - Fee Related
-
1994
- 1994-02-16 WO PCT/CN1994/000013 patent/WO1994019083A1/zh active Application Filing
- 1994-02-16 AU AU61057/94A patent/AU6105794A/en not_active Abandoned
- 1994-02-16 US US08/501,137 patent/US5663456A/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106975239A (zh) * | 2017-05-22 | 2017-07-25 | 天津晶润锐拓科技发展有限公司 | 一种通过超声波控制晶体粒度的结晶器及结晶方法 |
CN106975239B (zh) * | 2017-05-22 | 2023-04-14 | 天津晶润锐拓科技发展有限公司 | 一种通过超声波控制晶体粒度的结晶器及结晶方法 |
CN109646988A (zh) * | 2018-12-20 | 2019-04-19 | 江苏瑞升华能源科技有限公司 | 一种冷冻结晶出盐粒径的控制系统及其控制方法 |
CN113144660A (zh) * | 2021-02-05 | 2021-07-23 | 成都思达能环保设备有限公司 | 一种结晶方法及系统 |
CN113144660B (zh) * | 2021-02-05 | 2023-03-03 | 成都思达能环保设备有限公司 | 一种结晶方法及系统 |
Also Published As
Publication number | Publication date |
---|---|
US5663456A (en) | 1997-09-02 |
WO1994019083A1 (en) | 1994-09-01 |
CN1027422C (zh) | 1995-01-18 |
AU6105794A (en) | 1994-09-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4735781A (en) | Apparatus for concentrating a suspension | |
US3621664A (en) | Fractional crystallization process | |
CN1027422C (zh) | 消除结晶器中晶浆里的部分细晶、制造大粒度晶体的方法 | |
US3556733A (en) | Fines dissolver for crystallizers | |
US4787985A (en) | Multi-stage purification unit process | |
CN112225635B (zh) | 一种对二甲苯结晶分离的装置、分离方法及应用 | |
CN107837557A (zh) | 一种粗颗粒、低水不溶物硫酸钴的连续结晶系统及其工艺 | |
JP2727061B2 (ja) | 晶析方法及び晶析装置 | |
CA1083472A (en) | Crystallization apparatus and process | |
CA1193960A (en) | Apparatus for and method of preparing crystals for washing | |
EP0766985B1 (de) | Verfahren und Vorrichtung zur Trennung flüssiger eutektischer Mischungen durch Kristallisation an Kühlflächen | |
CN1027963C (zh) | 参数泵分步结晶法及参数泵结晶器 | |
CN1027865C (zh) | 通过结晶从液体混合物中分离物质的装置 | |
US5127921A (en) | Multistage recrystallization for superpurifying crystallizable substances | |
US5505924A (en) | Multistage countercurrent recrystallization process and apparatus for performing same | |
CN102371081B (zh) | 带细晶消除的结晶方法 | |
CN101573320A (zh) | 高纯度2,6-萘二甲酸的纯化方法和设备 | |
CN213790049U (zh) | 一种强制循环蒸发结晶系统 | |
SU1673150A1 (ru) | Способ непрерывной изогидрической кристаллизации | |
CN217409771U (zh) | 一种连续化制备高纯度大颗粒硝酸银晶体的装置 | |
CN214512805U (zh) | 氯化钾蒸发结晶装置 | |
US20240010600A1 (en) | Purification device | |
CN218107679U (zh) | KCl蒸发析盐生产装置 | |
JPS5810121B2 (ja) | 物質の分離精製装置 | |
CN88103158A (zh) | 连续提取谷氨酸的方法及其装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent of invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: CHINA PETRO-CHEMICAL CORP. TO: CHINA PETROCHEMICAL CORPORATION |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: CHINA PETROCHEMICAL Corp. Patentee before: China Petrochemical Corporation (SINOPEC) |
|
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: CHINA PETROCHEMICAL Corp. Document name: payment instructions |
|
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: CHINA PETROCHEMICAL Corp. Document name: Notification to Pay the Fees |
|
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: CHINA PETROCHEMICAL Corp. Document name: Notification of Termination of Patent Right |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |