BE660723A - - Google Patents
Info
- Publication number
- BE660723A BE660723A BE660723DA BE660723A BE 660723 A BE660723 A BE 660723A BE 660723D A BE660723D A BE 660723DA BE 660723 A BE660723 A BE 660723A
- Authority
- BE
- Belgium
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
-
- 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
- C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB75762A DE1232575B (de) | 1964-03-06 | 1964-03-06 | Verfahren zur Gewinnung von Cyclopentadien |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE660723A true BE660723A (US20020051482A1-20020502-M00012.png) | 1965-09-06 |
Family
ID=6978791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE660723D BE660723A (US20020051482A1-20020502-M00012.png) | 1964-03-06 | 1965-03-05 |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1668015A1 (de) * | 1967-09-05 | 1971-07-15 | Bayer Ag | Verfahren zur Gewinnung von Isopren aus im wesentlichen paraffin- und olefinfreien C5-Fraktionen |
| US3510405A (en) * | 1967-11-11 | 1970-05-05 | Nippon Zeon Co | Isoprene purification process |
| BE754878A (fr) * | 1969-08-16 | 1971-02-15 | Erdoelchemie Gmbh | Procede de separation du cyclopentadiene de fractions en c5 |
| US6620982B1 (en) | 1998-10-07 | 2003-09-16 | Equistar Chemicals, Lp | Method of producing purified cyclopentane |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2426705A (en) * | 1942-12-29 | 1947-09-02 | Standard Oil Dev Co | Recovery of isoprene by fractionation and extractive distillation |
| US2707716A (en) * | 1951-09-07 | 1955-05-03 | Exxon Research Engineering Co | Process of separating c5 diolefins from higher and lower diolefins |
| US2737538A (en) * | 1952-07-24 | 1956-03-06 | Phillips Petroleum Co | 2-pyrrolidone as a selective solvent for aromatic hydrocarbons |
| US2771494A (en) * | 1953-03-12 | 1956-11-20 | Phillips Petroleum Co | Selective solvent extraction of naphthene hydrocarbons employing 2-pyrrolidone |
| US3169998A (en) * | 1959-11-02 | 1965-02-16 | Standard Oil Co | Separation of hydrocarbon mixtures with the use of gamma-butyrolactone |
| US3075025A (en) * | 1959-12-17 | 1963-01-22 | Gulf Research Development Co | Process for separating acetylenic compounds from an isoprene mixture |
| DE1153738B (de) * | 1960-06-04 | 1963-09-05 | Metallgesellschaft Ag | Verfahren zur Trennung aromatischer von nichtaromatischen Kohlenwasserstoffen durch Extraktion mit N-Methylpyrrolidon enthaltenden Loesungsmitteln |
-
1964
- 1964-03-06 DE DEB75762A patent/DE1232575B/de active Pending
-
1965
- 1965-03-04 US US437044A patent/US3344198A/en not_active Expired - Lifetime
- 1965-03-05 BE BE660723D patent/BE660723A/xx unknown
- 1965-03-05 FR FR8098A patent/FR1429585A/fr not_active Expired
- 1965-03-05 NL NL6502862A patent/NL130745C/xx active
- 1965-03-05 GB GB9397/65A patent/GB1094992A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL130745C (US20020051482A1-20020502-M00012.png) | 1971-02-15 |
| US3344198A (en) | 1967-09-26 |
| DE1232575B (de) | 1967-01-19 |
| GB1094992A (en) | 1967-12-13 |
| FR1429585A (fr) | 1966-02-25 |
| NL6502862A (US20020051482A1-20020502-M00012.png) | 1965-09-07 |
