GB1199245A - Crystallization Process - Google Patents
Crystallization ProcessInfo
- Publication number
- GB1199245A GB1199245A GB3280/68A GB328068A GB1199245A GB 1199245 A GB1199245 A GB 1199245A GB 3280/68 A GB3280/68 A GB 3280/68A GB 328068 A GB328068 A GB 328068A GB 1199245 A GB1199245 A GB 1199245A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tower
- crystals
- outlet
- withdrawn
- reflux
- 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
- 238000002425 crystallisation Methods 0.000 title abstract 3
- 230000008025 crystallization Effects 0.000 title abstract 3
- 238000000034 method Methods 0.000 title 1
- 239000013078 crystal Substances 0.000 abstract 6
- 238000010992 reflux Methods 0.000 abstract 5
- 239000000110 cooling liquid Substances 0.000 abstract 4
- 239000007788 liquid Substances 0.000 abstract 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 3
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0063—Control or regulation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR92199 | 1967-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1199245A true GB1199245A (en) | 1970-07-15 |
Family
ID=8624263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3280/68A Expired GB1199245A (en) | 1967-01-23 | 1968-01-22 | Crystallization Process |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3560585A (en:Method) |
| BE (1) | BE709093A (en:Method) |
| BR (1) | BR6896388D0 (en:Method) |
| DE (1) | DE1719464A1 (en:Method) |
| ES (1) | ES349598A1 (en:Method) |
| FR (1) | FR1551859A (en:Method) |
| GB (1) | GB1199245A (en:Method) |
| NL (1) | NL6800845A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5966305A (ja) * | 1982-10-05 | 1984-04-14 | Tsukishima Kikai Co Ltd | 向流式溶融物冷却精製法 |
| EP1004337B1 (en) * | 1997-07-29 | 2004-10-20 | Nippon Steel Chemical Co., Ltd. | Method of refining crystalline material |
| FR2882129A1 (fr) * | 2005-02-17 | 2006-08-18 | Inst Francais Du Petrole | Installation de regazeification de gaz naturel liquefie |
-
1967
- 1967-01-23 FR FR92199A patent/FR1551859A/fr not_active Expired
-
1968
- 1968-01-09 BE BE709093D patent/BE709093A/xx unknown
- 1968-01-16 DE DE19681719464 patent/DE1719464A1/de active Pending
- 1968-01-17 US US698618A patent/US3560585A/en not_active Expired - Lifetime
- 1968-01-19 BR BR196388/68A patent/BR6896388D0/pt unknown
- 1968-01-19 NL NL6800845A patent/NL6800845A/xx unknown
- 1968-01-20 ES ES349598A patent/ES349598A1/es not_active Expired
- 1968-01-22 GB GB3280/68A patent/GB1199245A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3560585A (en) | 1971-02-02 |
| FR1551859A (en:Method) | 1969-01-03 |
| NL6800845A (en:Method) | 1968-07-24 |
| ES349598A1 (es) | 1969-10-01 |
| DE1719464A1 (de) | 1971-09-02 |
| BR6896388D0 (pt) | 1973-05-10 |
| BE709093A (en:Method) | 1968-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |