FR2156887B1 - - Google Patents
Info
- Publication number
- FR2156887B1 FR2156887B1 FR7237304A FR7237304A FR2156887B1 FR 2156887 B1 FR2156887 B1 FR 2156887B1 FR 7237304 A FR7237304 A FR 7237304A FR 7237304 A FR7237304 A FR 7237304A FR 2156887 B1 FR2156887 B1 FR 2156887B1
- Authority
- FR
- France
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C11/00—Aliphatic unsaturated hydrocarbons
- C07C11/22—Aliphatic unsaturated hydrocarbons containing carbon-to-carbon triple bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/26—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms
- C07C1/30—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms by splitting-off the elements of hydrogen halide from a single molecule
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/8995—Catalyst and recycle considerations
- Y10S585/905—Catalyst and recycle considerations by-product conversion to feed
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00191442A US3829522A (en) | 1971-10-21 | 1971-10-21 | Synthesis of alkynes by dehydrohalogenation |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2156887A1 FR2156887A1 (fr) | 1973-06-01 |
FR2156887B1 true FR2156887B1 (fr) | 1974-08-19 |
Family
ID=22705528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7237304A Expired FR2156887B1 (fr) | 1971-10-21 | 1972-10-20 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3829522A (fr) |
JP (1) | JPS5317563B2 (fr) |
BE (1) | BE790434A (fr) |
CH (1) | CH592590A5 (fr) |
DE (1) | DE2251651C3 (fr) |
FR (1) | FR2156887B1 (fr) |
GB (1) | GB1357051A (fr) |
IL (1) | IL40174A (fr) |
IT (1) | IT964437B (fr) |
NL (1) | NL155803B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675464A (en) * | 1986-07-09 | 1987-06-23 | Government Of The United States As Represented By The Administrator Of The Environmental Protection Agency | Chemical destruction of halogenated aliphatic hydrocarbons |
US9732181B2 (en) | 2015-12-09 | 2017-08-15 | International Business Machines Corporation | Polyurethane materials formed from unsaturated plant oils via an alkyne zipper reaction |
US9657130B1 (en) | 2015-12-10 | 2017-05-23 | International Business Machines Corporation | Polyurethane materials formed from unsaturated plant oils via an alkyne zipper reaction |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2542976A (en) * | 1946-10-31 | 1951-02-27 | Shell Dev | Process for the production of alkynes |
GB709126A (en) * | 1951-06-27 | 1954-05-19 | British Oxygen Co Ltd | Improvements in or relating to the preparation of 1-alkynes |
GB777141A (en) * | 1954-11-09 | 1957-06-19 | British Oxygen Co Ltd | Improvements in or relating to the preparation of 1-alkynes |
-
0
- BE BE790434D patent/BE790434A/fr unknown
-
1971
- 1971-10-21 US US00191442A patent/US3829522A/en not_active Expired - Lifetime
-
1972
- 1972-08-21 IL IL40174A patent/IL40174A/xx unknown
- 1972-08-31 IT IT28719/72A patent/IT964437B/it active
- 1972-10-05 JP JP9946572A patent/JPS5317563B2/ja not_active Expired
- 1972-10-06 GB GB4635572A patent/GB1357051A/en not_active Expired
- 1972-10-13 CH CH1499372A patent/CH592590A5/xx not_active IP Right Cessation
- 1972-10-20 NL NL7214228.A patent/NL155803B/xx not_active IP Right Cessation
- 1972-10-20 DE DE2251651A patent/DE2251651C3/de not_active Expired
- 1972-10-20 FR FR7237304A patent/FR2156887B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT964437B (it) | 1974-01-21 |
FR2156887A1 (fr) | 1973-06-01 |
IL40174A0 (en) | 1972-10-29 |
IL40174A (en) | 1975-12-31 |
NL7214228A (fr) | 1973-04-25 |
BE790434A (fr) | 1973-04-24 |
JPS4850976A (fr) | 1973-07-18 |
NL155803B (nl) | 1978-02-15 |
JPS5317563B2 (fr) | 1978-06-09 |
DE2251651A1 (de) | 1973-04-26 |
US3829522A (en) | 1974-08-13 |
CH592590A5 (fr) | 1977-10-31 |
GB1357051A (en) | 1974-06-19 |
DE2251651C3 (de) | 1981-12-24 |
DE2251651B2 (de) | 1981-01-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |