JPH0250103B2 - - Google Patents
Info
- Publication number
- JPH0250103B2 JPH0250103B2 JP56107515A JP10751581A JPH0250103B2 JP H0250103 B2 JPH0250103 B2 JP H0250103B2 JP 56107515 A JP56107515 A JP 56107515A JP 10751581 A JP10751581 A JP 10751581A JP H0250103 B2 JPH0250103 B2 JP H0250103B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- tower
- absorption
- refrigerant
- absorbed
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 67
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 52
- 238000010521 absorption reaction Methods 0.000 claims description 41
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 24
- 239000003507 refrigerant Substances 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 18
- 150000002825 nitriles Chemical class 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000010791 quenching Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 7
- 238000006297 dehydration reaction Methods 0.000 claims description 7
- 230000000171 quenching effect Effects 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 5
- 150000001336 alkenes Chemical class 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000895 extractive distillation Methods 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 18
- 238000000034 method Methods 0.000 description 11
- 239000012267 brine Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56107515A JPS5810550A (ja) | 1981-07-09 | 1981-07-09 | 不飽和ニトリルの製造法 |
| KR1019810004692A KR860000192B1 (ko) | 1980-12-03 | 1981-12-02 | 배열의 회수 이용방법 |
| AT81305680T ATE15262T1 (de) | 1980-12-03 | 1981-12-02 | Verfahren zur rueckgewinnung und verwendung von abwaerme. |
| DE8181305680T DE3172080D1 (en) | 1980-12-03 | 1981-12-02 | Method for recovering and utilizing waste heat |
| EP81305680A EP0053517B1 (en) | 1980-12-03 | 1981-12-02 | Method for recovering and utilizing waste heat |
| US06/527,449 US4530826A (en) | 1980-12-03 | 1983-08-29 | Method for recovering and utilizing waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56107515A JPS5810550A (ja) | 1981-07-09 | 1981-07-09 | 不飽和ニトリルの製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5810550A JPS5810550A (ja) | 1983-01-21 |
| JPH0250103B2 true JPH0250103B2 (ru) | 1990-11-01 |
Family
ID=14461151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56107515A Granted JPS5810550A (ja) | 1980-12-03 | 1981-07-09 | 不飽和ニトリルの製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5810550A (ru) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019031448A (ja) * | 2017-08-04 | 2019-02-28 | 旭化成株式会社 | （メタ）アクリロニトリルの製造方法 |
| CN110947342A (zh) * | 2019-12-29 | 2020-04-03 | 安徽瑞邦生物科技有限公司 | 一种氨氧化反应热能回收再利用装置及方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5140388A (ru) * | 1974-10-03 | 1976-04-05 | Ngk Insulators Ltd | |
| JPS52132453A (en) * | 1976-04-05 | 1977-11-07 | Toyo Seisakusho Kk | Refrigeration machine operating system using waste heat of treatment of smelly vapor |
| JPS5581848A (en) * | 1978-12-04 | 1980-06-20 | Standard Oil Co | Energy saving recovery of acrylonitrile |
-
1981
- 1981-07-09 JP JP56107515A patent/JPS5810550A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5140388A (ru) * | 1974-10-03 | 1976-04-05 | Ngk Insulators Ltd | |
| JPS52132453A (en) * | 1976-04-05 | 1977-11-07 | Toyo Seisakusho Kk | Refrigeration machine operating system using waste heat of treatment of smelly vapor |
| JPS5581848A (en) * | 1978-12-04 | 1980-06-20 | Standard Oil Co | Energy saving recovery of acrylonitrile |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5810550A (ja) | 1983-01-21 |
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| Publication | Publication Date | Title |
|---|---|---|
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