DK213775A - - Google Patents
Info
- Publication number
- DK213775A DK213775A DK213775A DK213775A DK213775A DK 213775 A DK213775 A DK 213775A DK 213775 A DK213775 A DK 213775A DK 213775 A DK213775 A DK 213775A DK 213775 A DK213775 A DK 213775A
- Authority
- DK
- Denmark
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/05—Preparation of ethers by addition of compounds to unsaturated compounds
- C07C41/06—Preparation of ethers by addition of compounds to unsaturated compounds by addition of organic compounds only
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
- C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds
- C07C7/14891—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds alcohols
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)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2300874 | 1974-05-21 | ||
| IT23008/74A IT1012685B (it) | 1974-05-21 | 1974-05-21 | Processo per la separazione di buta diene da correnti idrocarburiche o 4 ottenute per steam cracking |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK213775A true DK213775A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-11-22 |
| DK141286B DK141286B (da) | 1980-02-18 |
| DK141286C DK141286C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-08-11 |
Family
ID=11202811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK213775AA DK141286B (da) | 1974-05-21 | 1975-05-15 | Fremgangsmåde til fraskillelse af butadien fra C4-carbonhydridstrømme vundet ved vanddampkrakning. |
Country Status (34)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2629769C3 (de) * | 1976-07-02 | 1989-03-16 | Hüls AG, 4370 Marl | Verfahren zur Herstellung von reinem Methyl-tertiär-butyläther |
| DE2706465C3 (de) * | 1977-02-16 | 1980-10-02 | Deutsche Texaco Ag, 2000 Hamburg | Verfahren zur Gewinnung von Butadien bzw. n-Butenen aus diese enthaltenden Kohlenwasserstoffgemischen unter Abtrennung von Isobuten |
| DE2802198A1 (de) * | 1978-01-19 | 1979-07-26 | Basf Ag | Verfahren zur gewinnung von isobuten aus isobuten enthaltenden c tief 4 -kohlenwasserstoffgemischen |
| DE2911393C2 (de) * | 1979-03-23 | 1984-07-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Gewinnung eines konjugierten Diolefins aus einem C↓4↓-oder C↓5↓-Kohlenwasserstoffgemisch |
| DE3049213A1 (de) * | 1980-12-27 | 1982-07-29 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gemeinsamen herstellung von alkyl-tert.-butylether und gewinnung von butadien |
| US5175363A (en) * | 1991-01-28 | 1992-12-29 | Eastman Kodak Company | Method for purification of carboxylic acids and anhydrides |
| US5763715A (en) * | 1996-10-08 | 1998-06-09 | Stone & Webster Engineering Corp. | Butadiene removal system for ethylene plants with front end hydrogenation systems |
| WO2017068508A1 (en) * | 2015-10-20 | 2017-04-27 | Sabic Global Technologies B.V. | Methods for quantifying n-methyl-2-pyrrolidone |
| EP3919468A1 (en) * | 2020-06-03 | 2021-12-08 | SABIC Global Technologies B.V. | Systems and processes for producing methyl tertiary butyl ether |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1968601A (en) * | 1934-02-14 | 1934-07-31 | Shell Dev | Preparation of olefine derivatives |
| US2480940A (en) * | 1946-09-20 | 1949-09-06 | Atlantic Refining Co | Production of aliphatic ethers |
| US3119766A (en) * | 1960-10-10 | 1964-01-28 | Sun Oil Co | Increasing antiknock value of olefinic gasoline |
| DE1224294B (de) * | 1961-01-09 | 1966-09-08 | Bayer Ag | Verfahren zur Herstellung von tertiaeren Butylalkylaethern |
| US3423385A (en) * | 1964-09-18 | 1969-01-21 | Firestone Tire & Rubber Co | Process for purifying butadiene stream |
| GB1176620A (en) * | 1968-07-09 | 1970-01-07 | Shell Int Research | Recovery of Tertiary Olefins |
| HU165735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-12-29 | 1974-10-28 | ||
| BE793163A (fr) * | 1971-12-22 | 1973-06-21 | Sun Oil Co Pennsylvania | Procede de sechage d'ethers |
-
1974
- 1974-05-21 IT IT23008/74A patent/IT1012685B/it active
-
1975
- 1975-01-01 AR AR258795A patent/AR205569A1/es active
- 1975-05-06 ZA ZA00752912A patent/ZA752912B/xx unknown
- 1975-05-12 MW MW28/75A patent/MW2875A1/xx unknown
- 1975-05-13 GB GB20220/75A patent/GB1488194A/en not_active Expired
- 1975-05-13 TR TR18687A patent/TR18687A/xx unknown
- 1975-05-15 IE IE1091/75A patent/IE41363B1/xx unknown
- 1975-05-15 DK DK213775AA patent/DK141286B/da unknown
- 1975-05-16 DE DE2521965A patent/DE2521965C3/de not_active Expired
- 1975-05-18 EG EG293/75A patent/EG12588A/xx active
- 1975-05-19 IN IN996/CAL/75A patent/IN143292B/en unknown
- 1975-05-20 PL PL1975180532A patent/PL102726B1/pl unknown
- 1975-05-20 NO NO751783A patent/NO144207C/no unknown
- 1975-05-20 ES ES438185A patent/ES438185A1/es not_active Expired
- 1975-05-20 YU YU01290/75A patent/YU39210B/xx unknown
- 1975-05-20 LU LU72538A patent/LU72538A1/xx unknown
- 1975-05-20 BG BG030037A patent/BG27354A3/xx unknown
- 1975-05-20 CA CA227,323A patent/CA1036183A/en not_active Expired
- 1975-05-20 CS CS753515A patent/CS194225B2/cs unknown
- 1975-05-20 HU HU75SA2793A patent/HU177136B/hu unknown
- 1975-05-20 SU SU752134186A patent/SU897107A3/ru active
- 1975-05-20 AT AT380975A patent/AT358540B/de not_active IP Right Cessation
- 1975-05-20 FR FR7515717A patent/FR2272056B1/fr not_active Expired
- 1975-05-21 PH PH17184A patent/PH12584A/en unknown
- 1975-05-21 NL NL7505997A patent/NL7505997A/xx not_active Application Discontinuation
- 1975-05-21 US US05/579,714 patent/US4020114A/en not_active Expired - Lifetime
- 1975-05-21 SE SE7505800A patent/SE400772B/xx not_active IP Right Cessation
- 1975-05-21 RO RO7582292A patent/RO72424A/ro unknown
- 1975-05-21 ZM ZM62/75A patent/ZM6275A1/xx unknown
- 1975-05-21 BE BE156540A patent/BE829298A/xx not_active IP Right Cessation
- 1975-05-21 JP JP5978975A patent/JPS5635172B2/ja not_active Expired
- 1975-05-21 CH CH649075A patent/CH605479A5/xx not_active IP Right Cessation
- 1975-05-21 DD DD186166A patent/DD118057A5/xx unknown
- 1975-05-22 BR BR4089/75A patent/BR7503197A/pt unknown