AT312138B - Verfahren zum Extrahieren von aromatischen Kohlenwasserstoffen - Google Patents
Verfahren zum Extrahieren von aromatischen KohlenwasserstoffenInfo
- Publication number
- AT312138B AT312138B AT654470A AT654470A AT312138B AT 312138 B AT312138 B AT 312138B AT 654470 A AT654470 A AT 654470A AT 654470 A AT654470 A AT 654470A AT 312138 B AT312138 B AT 312138B
- Authority
- AT
- Austria
- Prior art keywords
- aromatic hydrocarbons
- extracting aromatic
- extracting
- hydrocarbons
- aromatic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/005—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1981269 | 1969-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT312138B true AT312138B (de) | 1973-12-27 |
Family
ID=11161483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT654470A AT312138B (de) | 1969-07-18 | 1970-07-17 | Verfahren zum Extrahieren von aromatischen Kohlenwasserstoffen |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US3720605A (cs) |
| JP (1) | JPS4924901B1 (cs) |
| AT (1) | AT312138B (cs) |
| BE (1) | BE753353A (cs) |
| BG (1) | BG25642A3 (cs) |
| CA (1) | CA955875A (cs) |
| CS (1) | CS167923B2 (cs) |
| DE (3) | DE2035315C3 (cs) |
| DK (1) | DK131511B (cs) |
| ES (1) | ES381945A1 (cs) |
| FR (1) | FR2051835B1 (cs) |
| GB (1) | GB1271596A (cs) |
| LU (1) | LU61349A1 (cs) |
| NL (1) | NL167143C (cs) |
| RO (1) | RO61637A (cs) |
| SU (1) | SU365071A3 (cs) |
| YU (1) | YU35748B (cs) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081355A (en) * | 1970-08-12 | 1978-03-28 | Krupp-Koppers Gmbh | Process for recovering highly pure aromatics from a mixture of aromatics and non-aromatics |
| US3953300A (en) * | 1972-11-29 | 1976-04-27 | Snam Progetti, S.P.A. | Process for separating a high purity vinyl aromatic hydrocarbon from hydrocarbon mixtures containing the same |
| US6565742B1 (en) * | 1997-09-03 | 2003-05-20 | Gtc Technology Inc. | Aromatics separation process and method of retrofitting existing equipment for same |
| US8460517B2 (en) * | 2009-09-02 | 2013-06-11 | Gtc Technology Us Llc | Methods and apparatuses for steam addition to a reboiler coupled to an extractive distillation column for improved extractive distillation |
| US9770032B2 (en) * | 2010-02-17 | 2017-09-26 | Osprey Biotechnics, Inc. | Compositions for stabilizing bacillus spores and methods of use thereof |
| US9138658B2 (en) | 2011-01-31 | 2015-09-22 | Exxonmobil Chemical Patents Inc. | Solvent quality control in extraction processes |
| US8471088B2 (en) | 2011-01-31 | 2013-06-25 | Exxonmobil Chemical Patents Inc. | Solvent quality control in extraction processes |
| MY173216A (en) * | 2012-08-09 | 2020-01-06 | Council Scient Ind Res | Process for production of benzene lean gasoline by recovery of high purity benzene from unprocessed cracked gasoline fraction containing organic peroxides |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3262875A (en) * | 1961-06-07 | 1966-07-26 | Snam Societa Per Azioni | Process for extracting high-purity aromatic hydrocarbons from a hydrocarbonaceous mixture |
| GB1119292A (en) * | 1964-10-14 | 1968-07-10 | Snam Spa | Process for extracting aromatic hydrocarbons from hydrocarbon mixtures containing same |
| US3487013A (en) * | 1968-02-26 | 1969-12-30 | Universal Oil Prod Co | Solvent extraction with recycle of light nonaromatic fraction |
| US3558480A (en) * | 1968-10-28 | 1971-01-26 | Universal Oil Prod Co | Light and heavy reflux streams in solvent extraction of aromatics |
| US3551327A (en) * | 1969-03-12 | 1970-12-29 | Universal Oil Prod Co | Extractive distillation of aromatics with a sulfolane solvent |
-
1970
- 1970-06-30 YU YU1655/70A patent/YU35748B/xx unknown
- 1970-07-02 CS CS4631A patent/CS167923B2/cs unknown
- 1970-07-09 SU SU1446589A patent/SU365071A3/ru active
- 1970-07-13 BE BE753353D patent/BE753353A/xx not_active IP Right Cessation
- 1970-07-16 LU LU61349D patent/LU61349A1/xx unknown
- 1970-07-16 FR FR707026113A patent/FR2051835B1/fr not_active Expired
- 1970-07-16 DE DE2035315A patent/DE2035315C3/de not_active Expired
- 1970-07-16 DE DE2065780A patent/DE2065780B2/de active Granted
- 1970-07-16 DE DE2065779A patent/DE2065779C3/de not_active Expired
- 1970-07-17 CA CA088,536A patent/CA955875A/en not_active Expired
- 1970-07-17 ES ES381945A patent/ES381945A1/es not_active Expired
- 1970-07-17 JP JP45062181A patent/JPS4924901B1/ja active Pending
- 1970-07-17 US US00055908A patent/US3720605A/en not_active Expired - Lifetime
- 1970-07-17 BG BG7000015208A patent/BG25642A3/xx unknown
- 1970-07-17 AT AT654470A patent/AT312138B/de not_active IP Right Cessation
- 1970-07-17 GB GB34913/70A patent/GB1271596A/en not_active Expired
- 1970-07-17 DK DK373170AA patent/DK131511B/da not_active IP Right Cessation
- 1970-07-17 NL NL7010676.A patent/NL167143C/xx not_active IP Right Cessation
- 1970-07-18 RO RO63967A patent/RO61637A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG25642A3 (cs) | 1978-11-10 |
| DE2065779C3 (de) | 1979-08-30 |
| DE2035315A1 (de) | 1971-05-19 |
| NL7010676A (cs) | 1971-01-20 |
| DE2065780A1 (de) | 1975-09-11 |
| DE2065779A1 (de) | 1975-09-18 |
| ES381945A1 (es) | 1972-12-01 |
| FR2051835B1 (cs) | 1973-04-27 |
| YU165570A (en) | 1980-10-31 |
| DE2035315B2 (de) | 1977-04-28 |
| DE2065780B2 (de) | 1978-12-14 |
| DE2065779B2 (de) | 1979-01-04 |
| GB1271596A (en) | 1972-04-19 |
| DK131511B (da) | 1975-07-28 |
| SU365071A3 (cs) | 1972-12-28 |
| NL167143C (nl) | 1981-11-16 |
| YU35748B (en) | 1981-06-30 |
| RO61637A (cs) | 1977-02-15 |
| CA955875A (en) | 1974-10-08 |
| FR2051835A1 (cs) | 1971-04-09 |
| CS167923B2 (cs) | 1976-05-28 |
| BE753353A (fr) | 1970-12-16 |
| DE2035315C3 (de) | 1979-02-01 |
| LU61349A1 (cs) | 1970-09-16 |
| DE2065780C3 (cs) | 1979-08-23 |
| JPS4924901B1 (cs) | 1974-06-26 |
| NL167143B (nl) | 1981-06-16 |
| US3720605A (en) | 1973-03-13 |
| DK131511C (cs) | 1975-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELA | Expired due to lapse of time |