NL274474A - - Google Patents
Info
- Publication number
- NL274474A NL274474A NL274474DA NL274474A NL 274474 A NL274474 A NL 274474A NL 274474D A NL274474D A NL 274474DA NL 274474 A NL274474 A NL 274474A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
- C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
- C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/20—Regeneration or reactivation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/28—Regeneration or reactivation
- B01J27/32—Regeneration or reactivation of catalysts comprising compounds of halogens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/22—Halogenating
- B01J37/24—Chlorinating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
- B01J38/42—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using halogen-containing material
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
- C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00400042A US3855151A (en) | 1973-09-24 | 1973-09-24 | Reactivation of spent chromic fluoride catalysts |
Publications (1)
Publication Number | Publication Date |
---|---|
NL274474A true NL274474A (nl) | 1900-01-01 |
Family
ID=23581993
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL274474D NL274474A (nl) | 1973-09-24 | ||
NL7412607A NL7412607A (nl) | 1973-09-24 | 1974-09-24 | Werkwijze voor het heractiveren van een afge- werkte chromifluoridekatalysator voor de halo- geenuitwisseling. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7412607A NL7412607A (nl) | 1973-09-24 | 1974-09-24 | Werkwijze voor het heractiveren van een afge- werkte chromifluoridekatalysator voor de halo- geenuitwisseling. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3855151A (nl) |
JP (1) | JPS5059289A (nl) |
AR (1) | AR200543A1 (nl) |
BE (1) | BE613582A (nl) |
BR (1) | BR7407894D0 (nl) |
FR (1) | FR2244565A1 (nl) |
GB (1) | GB1000083A (nl) |
IT (1) | IT1022130B (nl) |
NL (2) | NL7412607A (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4155881A (en) * | 1978-03-08 | 1979-05-22 | E. I. Du Pont De Nemours And Company | Activation of chromic fluoride catalyst with hydrogen chloride and chlorine |
US4465786A (en) * | 1982-09-27 | 1984-08-14 | General Electric Company | Catalyst composition for the preparation of 3,3,3-trifluoropropene |
US4766260A (en) * | 1987-07-07 | 1988-08-23 | E. I. Du Pont De Nemours And Company | Gas-phase fluorination process |
US4766259A (en) * | 1987-08-13 | 1988-08-23 | E. I. Du Pont De Nemours And Company | Gas-phase fluorination process |
IN170774B (nl) * | 1988-05-23 | 1992-05-16 | Du Pont | |
IN171977B (nl) * | 1988-06-29 | 1993-02-27 | Du Pont | |
US5744660A (en) * | 1992-06-10 | 1998-04-28 | Imperial Chemical Industries Plc | Products of tetrafluorothanes |
WO1993025506A1 (en) * | 1992-06-10 | 1993-12-23 | Imperial Chemical Industries Plc | Production of tetrafluoroethanes |
FR2736050B1 (fr) * | 1995-06-29 | 1997-08-01 | Atochem Elf Sa | Procede de fabrication du difluoromethane |
DE02744727T1 (de) * | 2001-06-28 | 2005-02-10 | Honeywell International Inc. | Verfahren zur herstellung eines fluorierungskatalysators |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB468447A (en) * | 1936-01-03 | 1937-07-05 | Fred Davison Leicester | Improvements in or relating to the manufacture of fluorine derivatives of aliphatic hydrocarbons |
DE1194826B (de) * | 1963-06-29 | 1965-06-16 | Hoechst Ag | Verfahren zur Stabilisierung und/oder Aktivierung von Fluorierungskatalysatoren der Chromoxyfluoridgruppe |
US3600450A (en) * | 1967-08-29 | 1971-08-17 | Franz Kaess | Process for preparing vinylidene fluoride |
DE1767200B1 (de) * | 1968-04-11 | 1971-12-30 | Hoechst Ag | Verfahren zur Regenerierung von Fluorierungskatalysatoren der Chromoxyfluoridgruppe |
US3632834A (en) * | 1968-10-23 | 1972-01-04 | Du Pont | Process for preparing trichlorotrifluoroethane and dichlorotetrafluoroethane |
-
0
- BE BE613582D patent/BE613582A/xx unknown
- NL NL274474D patent/NL274474A/xx unknown
-
1962
- 1962-02-07 GB GB4689/62A patent/GB1000083A/en not_active Expired
-
1973
- 1973-09-24 US US00400042A patent/US3855151A/en not_active Expired - Lifetime
-
1974
- 1974-09-19 AR AR255668A patent/AR200543A1/es active
- 1974-09-19 IT IT27489/74A patent/IT1022130B/it active
- 1974-09-23 FR FR7432013A patent/FR2244565A1/fr not_active Withdrawn
- 1974-09-23 BR BR7894/74A patent/BR7407894D0/pt unknown
- 1974-09-24 JP JP49109898A patent/JPS5059289A/ja active Pending
- 1974-09-24 NL NL7412607A patent/NL7412607A/nl unknown
Also Published As
Publication number | Publication date |
---|---|
IT1022130B (it) | 1978-03-20 |
AR200543A1 (es) | 1974-11-15 |
DE2445560A1 (de) | 1975-04-03 |
JPS5059289A (nl) | 1975-05-22 |
FR2244565A1 (nl) | 1975-04-18 |
NL7412607A (nl) | 1975-03-26 |
BR7407894D0 (pt) | 1975-07-29 |
GB1000083A (en) | 1965-08-04 |
US3855151A (en) | 1974-12-17 |
BE613582A (nl) | 1900-01-01 |
DE2445560B2 (de) | 1976-01-08 |