DE2234663C2 - Verfahren zur Gewinnung von Azetylen aus einem gasförmigen Gemisch von Azetylen und Äthylen - Google Patents
Verfahren zur Gewinnung von Azetylen aus einem gasförmigen Gemisch von Azetylen und ÄthylenInfo
- Publication number
- DE2234663C2 DE2234663C2 DE2234663A DE2234663A DE2234663C2 DE 2234663 C2 DE2234663 C2 DE 2234663C2 DE 2234663 A DE2234663 A DE 2234663A DE 2234663 A DE2234663 A DE 2234663A DE 2234663 C2 DE2234663 C2 DE 2234663C2
- Authority
- DE
- Germany
- Prior art keywords
- acetylene
- ethylene
- tower
- solvent
- line
- 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
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 title claims description 74
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 title claims description 74
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims description 65
- 239000005977 Ethylene Substances 0.000 title claims description 61
- 238000000034 method Methods 0.000 title claims description 23
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000008246 gaseous mixture Substances 0.000 title claims description 3
- 239000002904 solvent Substances 0.000 claims description 72
- 238000010521 absorption reaction Methods 0.000 claims description 27
- 238000000926 separation method Methods 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 9
- 239000007789 gas Substances 0.000 description 17
- 239000000047 product Substances 0.000 description 14
- 229930195733 hydrocarbon Natural products 0.000 description 7
- 150000002430 hydrocarbons Chemical class 0.000 description 7
- 230000006641 stabilisation Effects 0.000 description 7
- 238000011105 stabilization Methods 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 4
- 238000000079 presaturation Methods 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- ATHHXGZTWNVVOU-UHFFFAOYSA-N N-methylformamide Chemical compound CNC=O ATHHXGZTWNVVOU-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 101100512897 Caenorhabditis elegans mes-2 gene Proteins 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229960005486 vaccine Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/40—Ethylene production
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| US00162765A US3816976A (en) | 1971-07-15 | 1971-07-15 | Process for the purification of acetylene and ethylene |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2234663A1 DE2234663A1 (de) | 1973-02-01 |
| DE2234663C2 true DE2234663C2 (de) | 1985-08-14 |
Family
ID=22587048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2234663A Expired DE2234663C2 (de) | 1971-07-15 | 1972-07-14 | Verfahren zur Gewinnung von Azetylen aus einem gasförmigen Gemisch von Azetylen und Äthylen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3816976A (enExample) |
| JP (1) | JPS575206B1 (enExample) |
| AU (1) | AU475101B2 (enExample) |
| CA (1) | CA982157A (enExample) |
| DE (1) | DE2234663C2 (enExample) |
| FR (1) | FR2145612B1 (enExample) |
| GB (1) | GB1346033A (enExample) |
| IT (1) | IT983154B (enExample) |
| NL (1) | NL174717C (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1156991B (it) * | 1978-04-27 | 1987-02-04 | Giuseppe Giammarco | Procedimento migliorato per la purificazione di liquidi e o per la rigenerazione di soluzioni assorbenti |
| FR2579448A1 (fr) * | 1985-03-27 | 1986-10-03 | Micro Mega Sa | Equipement pour dentiste comprenant une piece a main |
| JPS6446098A (en) * | 1987-08-07 | 1989-02-20 | Nichigo Acetylen | Method for cleaning inside of container of dissolved acetylene |
| DE4217611A1 (de) * | 1992-05-27 | 1993-12-02 | Linde Ag | Verfahren zur Gewinnung leichter C¶2¶¶+¶-Kohlenwasserstoffe aus einem Spaltgas |
| US5321952A (en) * | 1992-12-03 | 1994-06-21 | Uop | Process for the purification of gases |
| US8664124B2 (en) | 2005-10-31 | 2014-03-04 | Novellus Systems, Inc. | Method for etching organic hardmasks |
| JP5210302B2 (ja) * | 2006-06-16 | 2013-06-12 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 炭化水素流の処理方法及び処理装置 |
| US7915166B1 (en) | 2007-02-22 | 2011-03-29 | Novellus Systems, Inc. | Diffusion barrier and etch stop films |
| US8962101B2 (en) | 2007-08-31 | 2015-02-24 | Novellus Systems, Inc. | Methods and apparatus for plasma-based deposition |
| US7820556B2 (en) * | 2008-06-04 | 2010-10-26 | Novellus Systems, Inc. | Method for purifying acetylene gas for use in semiconductor processes |
| US8435608B1 (en) | 2008-06-27 | 2013-05-07 | Novellus Systems, Inc. | Methods of depositing smooth and conformal ashable hard mask films |
| US8563414B1 (en) | 2010-04-23 | 2013-10-22 | Novellus Systems, Inc. | Methods for forming conductive carbon films by PECVD |
| SG195494A1 (en) | 2012-05-18 | 2013-12-30 | Novellus Systems Inc | Carbon deposition-etch-ash gap fill process |
| US9362133B2 (en) | 2012-12-14 | 2016-06-07 | Lam Research Corporation | Method for forming a mask by etching conformal film on patterned ashable hardmask |
| US9304396B2 (en) | 2013-02-25 | 2016-04-05 | Lam Research Corporation | PECVD films for EUV lithography |
| US9589799B2 (en) | 2013-09-30 | 2017-03-07 | Lam Research Corporation | High selectivity and low stress carbon hardmask by pulsed low frequency RF power |
| US9320387B2 (en) | 2013-09-30 | 2016-04-26 | Lam Research Corporation | Sulfur doped carbon hard masks |
| WO2020243342A1 (en) | 2019-05-29 | 2020-12-03 | Lam Research Corporation | High selectivity, low stress, and low hydrogen diamond-like carbon hardmasks by high power pulsed low frequency rf |
| CN114342043A (zh) | 2019-08-30 | 2022-04-12 | 朗姆研究公司 | 低压下的高密度、模量和硬度的非晶碳膜 |
| WO2021247946A1 (en) | 2020-06-06 | 2021-12-09 | Lam Research Corporation | Removable showerhead faceplate for semiconductor processing tools |
| JP7788408B2 (ja) | 2020-07-29 | 2025-12-18 | ラム リサーチ コーポレーション | バブラを用いた濃度制御 |
| CN116747670A (zh) * | 2023-05-27 | 2023-09-15 | 太仓市金阳气体有限公司 | 高纯度乙炔气体净化工艺 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2236964A (en) * | 1938-06-10 | 1941-04-01 | Du Pont | Separation of acetylene from mixtures |
| US2762453A (en) * | 1951-11-01 | 1956-09-11 | Monsanto Chemicals | Separation of acetylene gases |
| US2809710A (en) * | 1953-10-16 | 1957-10-15 | Phillips Petroleum Co | Method and apparatus for the removal of acetylene from gases containing ethylene |
| US2909038A (en) * | 1955-12-09 | 1959-10-20 | Phillips Petroleum Co | Purification of gases |
| US2805733A (en) * | 1956-03-09 | 1957-09-10 | Monsanto Chemicals | Purification of ethylene |
| US2943703A (en) * | 1957-12-03 | 1960-07-05 | Shell Oil Co | Acetylene recovery |
| US3023842A (en) * | 1958-08-05 | 1962-03-06 | Kellogg M W Co | Acetylene purification |
| US3106462A (en) * | 1958-09-12 | 1963-10-08 | Phillips Petroleum Co | Purification of gases by absorption |
| DE1110668B (de) * | 1960-07-30 | 1961-07-13 | Linde Eismasch Ag | Verfahren und Einrichtung zum Trennen von Dreistoffgemischen, bei denen zwei Komponenten eine azeotrop siedende Mischung bilden, durch Tieftemperaturrektifikation |
| US3230690A (en) * | 1963-04-16 | 1966-01-25 | Kurashiki Rayon Co | Separation of acetylene and ethylene from a mixed gas |
| AT308056B (de) * | 1967-03-17 | 1973-06-25 | Linde Ag | Verfahren zur Gewinnung von Acetylen und Äthylen aus einem Gasgemisch |
| US3530199A (en) * | 1967-06-22 | 1970-09-22 | Stone & Webster Eng Corp | Ethylene production process |
-
1971
- 1971-07-15 US US00162765A patent/US3816976A/en not_active Expired - Lifetime
-
1972
- 1972-07-11 AU AU44442/72A patent/AU475101B2/en not_active Expired
- 1972-07-11 CA CA146,830A patent/CA982157A/en not_active Expired
- 1972-07-12 FR FR7225199A patent/FR2145612B1/fr not_active Expired
- 1972-07-13 GB GB3287472A patent/GB1346033A/en not_active Expired
- 1972-07-14 NL NLAANVRAGE7209777,A patent/NL174717C/xx not_active IP Right Cessation
- 1972-07-14 DE DE2234663A patent/DE2234663C2/de not_active Expired
- 1972-07-14 IT IT27033/72A patent/IT983154B/it active
- 1972-07-15 JP JP7119672A patent/JPS575206B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS575206B1 (enExample) | 1982-01-29 |
| GB1346033A (en) | 1974-02-06 |
| FR2145612A1 (enExample) | 1973-02-23 |
| IT983154B (it) | 1974-10-31 |
| NL174717B (nl) | 1984-03-01 |
| NL7209777A (enExample) | 1973-01-17 |
| CA982157A (en) | 1976-01-20 |
| FR2145612B1 (enExample) | 1976-05-14 |
| NL174717C (nl) | 1984-08-01 |
| AU475101B2 (en) | 1976-08-12 |
| AU4444272A (en) | 1974-01-17 |
| US3816976A (en) | 1974-06-18 |
| DE2234663A1 (de) | 1973-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8331 | Complete revocation |