IT1075562B - Processo per l'ottenimento di isobutilene di una purezza superiore al 99,5% in peso - Google Patents
Processo per l'ottenimento di isobutilene di una purezza superiore al 99,5% in pesoInfo
- Publication number
- IT1075562B IT1075562B IT20210/77A IT2021077A IT1075562B IT 1075562 B IT1075562 B IT 1075562B IT 20210/77 A IT20210/77 A IT 20210/77A IT 2021077 A IT2021077 A IT 2021077A IT 1075562 B IT1075562 B IT 1075562B
- Authority
- IT
- Italy
- Prior art keywords
- weight
- purity exceeding
- isobutylene
- obtaining
- obtaining isobutylene
- Prior art date
Links
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- 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
- C07C7/17—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with acids or sulfur oxides
- C07C7/171—Sulfuric acid or oleum
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (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 |
|---|---|---|---|
| FR7605649A FR2342263A1 (fr) | 1976-02-27 | 1976-02-27 | Procede d'obtention d'isobutylene d'une purete superieure a 99,5 % en poids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1075562B true IT1075562B (it) | 1985-04-22 |
Family
ID=9169743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT20210/77A IT1075562B (it) | 1976-02-27 | 1977-02-11 | Processo per l'ottenimento di isobutilene di una purezza superiore al 99,5% in peso |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4163697A (it) |
| JP (1) | JPS535103A (it) |
| BE (1) | BE851832A (it) |
| BR (1) | BR7701072A (it) |
| CA (1) | CA1090831A (it) |
| DE (1) | DE2707507A1 (it) |
| FR (1) | FR2342263A1 (it) |
| GB (1) | GB1552869A (it) |
| IT (1) | IT1075562B (it) |
| NL (1) | NL7702050A (it) |
| RO (1) | RO74196A (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4272960A (en) * | 1978-02-06 | 1981-06-16 | Occidental Petroleum Corporation | Process and system for recovery of working fluid for direct contact heat exchange |
| CA1179291A (en) * | 1981-10-30 | 1984-12-11 | David T. Ahlberg | Distillation apparatus |
| FR2673178B1 (fr) * | 1991-02-26 | 1994-02-11 | Institut Francais Petrole | Procede de separation de butanes et de butenes par distillation extractive. |
| CA2964762A1 (en) | 2014-10-14 | 2016-04-21 | Gevo, Inc. | Methods for conversion of ethanol to functionalized lower hydrocarbons and downstream hydrocarbons |
| CN111936452B (zh) | 2018-01-04 | 2024-05-03 | 吉沃公司 | 经非均相催化剂将杂醇油混合物改质为更高价值的可再生化学品 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2443245A (en) * | 1946-08-24 | 1948-06-15 | Standard Oil Dev Co | Isobutylene purification |
| US2509885A (en) * | 1948-03-20 | 1950-05-30 | Standard Oil Dev Co | Isobutylene purification system |
| US2560362A (en) * | 1948-09-02 | 1951-07-10 | Standard Oil Dev Co | Acid extraction of mixed olefin hydrocarbons |
| US3073874A (en) * | 1958-03-27 | 1963-01-15 | Raffinage Cie Francaise | Method of separation of isobutylene from mixtures of hydrocarbons |
| US3150201A (en) * | 1961-06-07 | 1964-09-22 | Exxon Research Engineering Co | Extraction process |
| US3272886A (en) * | 1963-11-04 | 1966-09-13 | Exxon Research Engineering Co | Production of normal pentenes |
| US3544653A (en) * | 1969-05-09 | 1970-12-01 | Stratford Eng Corp | Preparation of olefin feeds for acid recovery processes |
| FR2142268A5 (it) * | 1971-06-18 | 1973-01-26 | Petroles Cie Francaise |
-
1976
- 1976-02-27 FR FR7605649A patent/FR2342263A1/fr active Granted
-
1977
- 1977-02-11 IT IT20210/77A patent/IT1075562B/it active
- 1977-02-17 US US05/769,738 patent/US4163697A/en not_active Expired - Lifetime
- 1977-02-18 BR BR7701072A patent/BR7701072A/pt unknown
- 1977-02-22 DE DE19772707507 patent/DE2707507A1/de not_active Withdrawn
- 1977-02-25 CA CA272,703A patent/CA1090831A/en not_active Expired
- 1977-02-25 GB GB8201/77A patent/GB1552869A/en not_active Expired
- 1977-02-25 NL NL7702050A patent/NL7702050A/xx not_active Application Discontinuation
- 1977-02-25 BE BE175262A patent/BE851832A/xx not_active IP Right Cessation
- 1977-02-26 RO RO7789541A patent/RO74196A/ro unknown
- 1977-02-28 JP JP2140677A patent/JPS535103A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1552869A (en) | 1979-09-19 |
| FR2342263A1 (fr) | 1977-09-23 |
| DE2707507A1 (de) | 1977-09-01 |
| CA1090831A (en) | 1980-12-02 |
| BR7701072A (pt) | 1977-11-01 |
| BE851832A (fr) | 1977-08-25 |
| NL7702050A (nl) | 1977-08-30 |
| RO74196A (ro) | 1981-03-21 |
| FR2342263B1 (it) | 1979-09-21 |
| JPS535103A (en) | 1978-01-18 |
| US4163697A (en) | 1979-08-07 |
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