ZA717728B - Improvements in catalysts - Google Patents
Improvements in catalystsInfo
- Publication number
- ZA717728B ZA717728B ZA717728A ZA717728A ZA717728B ZA 717728 B ZA717728 B ZA 717728B ZA 717728 A ZA717728 A ZA 717728A ZA 717728 A ZA717728 A ZA 717728A ZA 717728 B ZA717728 B ZA 717728B
- Authority
- ZA
- South Africa
- Prior art keywords
- catalysts
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/39—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a secondary hydroxyl group
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/94—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the iron group metals or copper
-
- 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
- B01J27/285—Regeneration or reactivation of catalysts comprising compounds of phosphorus
-
- 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
- B01J37/12—Oxidising
- B01J37/14—Oxidising with gases containing free oxygen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5578870 | 1970-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA717728B true ZA717728B (en) | 1972-08-30 |
Family
ID=10474885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA717728A ZA717728B (en) | 1970-11-24 | 1971-11-17 | Improvements in catalysts |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE775705A (es) |
BR (1) | BR7107800D0 (es) |
DE (1) | DE2158344A1 (es) |
ES (1) | ES397287A1 (es) |
FR (1) | FR2116003A5 (es) |
IT (1) | IT945109B (es) |
NL (1) | NL7115864A (es) |
ZA (1) | ZA717728B (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2832405A1 (de) * | 1978-07-24 | 1980-02-14 | Basf Ag | Verfahren zur herstellung von glyoxal aus aethylenglykol |
DE3626255A1 (de) * | 1986-08-02 | 1988-02-11 | Roehm Gmbh | Regenerativ-katalytische oxidehydrierung von isobuttersaeure oder deren estern |
WO2016026763A1 (en) * | 2014-08-18 | 2016-02-25 | Basf Se | Process for preparing acrylic acid using a heterogeneous alumina catalyst |
-
1971
- 1971-11-17 ZA ZA717728A patent/ZA717728B/xx unknown
- 1971-11-17 NL NL7115864A patent/NL7115864A/xx unknown
- 1971-11-23 IT IT54291/71A patent/IT945109B/it active
- 1971-11-23 ES ES397287A patent/ES397287A1/es not_active Expired
- 1971-11-23 BR BR7800/71A patent/BR7107800D0/pt unknown
- 1971-11-23 BE BE775705A patent/BE775705A/xx unknown
- 1971-11-24 FR FR7142083A patent/FR2116003A5/fr not_active Expired
- 1971-11-24 DE DE19712158344 patent/DE2158344A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
BE775705A (fr) | 1972-05-23 |
NL7115864A (es) | 1972-05-26 |
DE2158344A1 (de) | 1972-05-25 |
IT945109B (it) | 1973-05-10 |
BR7107800D0 (pt) | 1973-05-03 |
ES397287A1 (es) | 1974-05-16 |
FR2116003A5 (en) | 1972-07-07 |
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