DE2165346C3 - Kühlvorrichtung - Google Patents
KühlvorrichtungInfo
- Publication number
- DE2165346C3 DE2165346C3 DE2165346A DE2165346A DE2165346C3 DE 2165346 C3 DE2165346 C3 DE 2165346C3 DE 2165346 A DE2165346 A DE 2165346A DE 2165346 A DE2165346 A DE 2165346A DE 2165346 C3 DE2165346 C3 DE 2165346C3
- Authority
- DE
- Germany
- Prior art keywords
- cooling device
- xylene
- cooling
- cooled
- mixture
- 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
- 238000001816 cooling Methods 0.000 title claims description 111
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 125
- 239000000203 mixture Substances 0.000 claims description 41
- 239000013078 crystal Substances 0.000 claims description 40
- 230000003746 surface roughness Effects 0.000 claims description 35
- 238000013461 design Methods 0.000 claims description 26
- 239000002826 coolant Substances 0.000 claims description 21
- 238000007790 scraping Methods 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 239000010802 sludge Substances 0.000 description 26
- 230000014759 maintenance of location Effects 0.000 description 23
- 239000000463 material Substances 0.000 description 22
- 238000012546 transfer Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 14
- 238000002425 crystallisation Methods 0.000 description 13
- 230000008025 crystallization Effects 0.000 description 13
- 239000012452 mother liquor Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003738 xylenes Chemical class 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000004018 waxing Methods 0.000 description 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
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
-
- 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
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (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)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45120791A JPS507059B1 (enrdf_load_stackoverflow) | 1970-12-29 | 1970-12-29 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2165346A1 DE2165346A1 (de) | 1972-07-20 |
| DE2165346B2 DE2165346B2 (de) | 1978-09-28 |
| DE2165346C3 true DE2165346C3 (de) | 1979-05-31 |
Family
ID=14795074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2165346A Expired DE2165346C3 (de) | 1970-12-29 | 1971-12-29 | Kühlvorrichtung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3722229A (enrdf_load_stackoverflow) |
| JP (1) | JPS507059B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2165346C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2121111A5 (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6020676B2 (ja) * | 1977-06-29 | 1985-05-23 | 株式会社日立製作所 | 熱交換器用粗面フィンの製作方法 |
| JPS61174603U (enrdf_load_stackoverflow) * | 1985-04-20 | 1986-10-30 | ||
| JPH0216001U (enrdf_load_stackoverflow) * | 1988-07-19 | 1990-02-01 | ||
| JPH09257402A (ja) * | 1996-03-21 | 1997-10-03 | Toyoji Yamaguchi | 巻尺及びこれに取付ける定規片 |
| US7405340B2 (en) * | 2004-04-01 | 2008-07-29 | Bp Corporation North America Inc. | Process for recovering paraxylene utilizing ammonia absorption refrigeration |
| CN102614680B (zh) * | 2012-04-16 | 2014-09-10 | 青岛科技大学 | 一种基于低能耗的咖啡因结晶方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2259024A (en) * | 1940-03-28 | 1941-10-14 | Ralph E Cleveland | Drying drum |
| US3364691A (en) * | 1962-06-25 | 1968-01-23 | Phillips Petroleum Co | Crystallization |
-
1970
- 1970-12-29 JP JP45120791A patent/JPS507059B1/ja active Pending
-
1971
- 1971-12-29 DE DE2165346A patent/DE2165346C3/de not_active Expired
- 1971-12-29 US US00213614A patent/US3722229A/en not_active Expired - Lifetime
- 1971-12-29 FR FR7147415A patent/FR2121111A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2121111A5 (enrdf_load_stackoverflow) | 1972-08-18 |
| DE2165346B2 (de) | 1978-09-28 |
| DE2165346A1 (de) | 1972-07-20 |
| JPS507059B1 (enrdf_load_stackoverflow) | 1975-03-20 |
| US3722229A (en) | 1973-03-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |