IT1093767B - Processo per recuperare componenti utili di catalizzatori - Google Patents
Processo per recuperare componenti utili di catalizzatoriInfo
- Publication number
- IT1093767B IT1093767B IT21044/78A IT2104478A IT1093767B IT 1093767 B IT1093767 B IT 1093767B IT 21044/78 A IT21044/78 A IT 21044/78A IT 2104478 A IT2104478 A IT 2104478A IT 1093767 B IT1093767 B IT 1093767B
- Authority
- IT
- Italy
- Prior art keywords
- catalysts
- useful components
- recovering useful
- recovering
- components
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
-
- 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
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- B01J27/32—Regeneration or reactivation of catalysts comprising compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
-
- 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)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB14834/77A GB1595974A (en) | 1977-04-07 | 1977-04-07 | Recovering catalyst values |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7821044A0 IT7821044A0 (it) | 1978-03-09 |
IT1093767B true IT1093767B (it) | 1985-07-26 |
Family
ID=10048303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21044/78A IT1093767B (it) | 1977-04-07 | 1978-03-09 | Processo per recuperare componenti utili di catalizzatori |
Country Status (8)
Country | Link |
---|---|
US (1) | US4202797A (it) |
JP (1) | JPS53125967A (it) |
BE (1) | BE865606A (it) |
DE (1) | DE2811757A1 (it) |
FR (1) | FR2386346A1 (it) |
GB (1) | GB1595974A (it) |
IT (1) | IT1093767B (it) |
NL (1) | NL7802802A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3037054C2 (de) * | 1979-12-14 | 1983-09-08 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahrens zur Gewinnung und Wiederverwendung von Kobalt- oder Kobalt- und Manganverbindungen aus dem Witten-DMT-Prozeß |
GB8428028D0 (en) * | 1984-11-06 | 1984-12-12 | Ici Plc | Recovery of metal catalyst residues |
FR2722783B1 (fr) * | 1994-07-21 | 1996-08-30 | Rhone Poulenc Chimie | Procede de preparation d'acide adipique par oxydattion directe du cyclohexane et recyclage du catalyseur |
US5955394A (en) * | 1996-08-16 | 1999-09-21 | Mobile Process Technology, Co. | Recovery process for oxidation catalyst in the manufacture of aromatic carboxylic acids |
US6235932B1 (en) | 1999-06-18 | 2001-05-22 | Chemintel (India) Private Ltd. | Process for preparation of adipic acid |
FI125715B (en) * | 2013-12-11 | 2016-01-29 | Upm Kymmene Corp | Process for recovery of a catalytic converter |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB899288A (en) * | 1957-07-31 | 1962-06-20 | Standard Oil Co | Process for the removal of bromine anions or bromine anions and heavy metal cations from solutions comprising a lower saturated monocarboxylic acid |
US2964559A (en) * | 1957-11-12 | 1960-12-13 | Standard Oil Co | Process for recovery of oxidation catalysts |
US3033899A (en) * | 1957-12-02 | 1962-05-08 | Standard Oil Co | Crystallization of benzene tricarboxylic acids from aqueous solutions |
FR1270947A (fr) * | 1960-10-18 | 1961-09-01 | Standard Oil Co | Perfectionnements apportés à la production des acides carboxyliques aromatiques, en particulier à la récupération et au recyclage des catalyseurs d'oxydation utilisés dans cette production |
ES282073A1 (es) * | 1961-11-09 | 1963-03-01 | Snia Viscosa Soc Nazionale Industria Applicazioni Viscosa S P A | Procedimiento de recuperación de catalizador a base de cobalto |
US3780096A (en) * | 1971-07-01 | 1973-12-18 | United States Steel Corp | Process for recovering cobalt and manganese oxidation catalysts |
BE792519A (fr) * | 1971-12-10 | 1973-06-08 | Standard Oil Co | Recuperation de metaux catalytiques des residus de la production d'acides aromatiques par oxydation catalytique en phase liquide |
JPS549596B2 (it) * | 1973-04-20 | 1979-04-25 | ||
US4008306A (en) * | 1974-06-14 | 1977-02-15 | Ajinomoto Co., Inc. | Method of recovering manganese values from a mixture obtained by catalytically oxidizing a paraffin with gaseous oxygen |
NL7603780A (nl) * | 1975-04-11 | 1976-10-13 | Ici Ltd | Werkwijze ter bereiding van tereftaalzuur. |
-
1977
- 1977-04-07 GB GB14834/77A patent/GB1595974A/en not_active Expired
-
1978
- 1978-02-27 US US05/882,206 patent/US4202797A/en not_active Expired - Lifetime
- 1978-03-09 IT IT21044/78A patent/IT1093767B/it active
- 1978-03-15 NL NL7802802A patent/NL7802802A/xx not_active Application Discontinuation
- 1978-03-17 DE DE19782811757 patent/DE2811757A1/de not_active Withdrawn
- 1978-03-31 BE BE186503A patent/BE865606A/xx not_active IP Right Cessation
- 1978-04-03 JP JP3909178A patent/JPS53125967A/ja active Pending
- 1978-04-06 FR FR7810282A patent/FR2386346A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US4202797A (en) | 1980-05-13 |
BE865606A (fr) | 1978-10-02 |
FR2386346A1 (fr) | 1978-11-03 |
JPS53125967A (en) | 1978-11-02 |
IT7821044A0 (it) | 1978-03-09 |
DE2811757A1 (de) | 1978-10-19 |
NL7802802A (nl) | 1978-10-10 |
GB1595974A (en) | 1981-08-19 |
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