ES492320A0 - Procedimiento mejorado para la obtencion y utilizacion reno-vada de un catalizador de oxidacion a base de metales pesa- dos - Google Patents
Procedimiento mejorado para la obtencion y utilizacion reno-vada de un catalizador de oxidacion a base de metales pesa- dosInfo
- Publication number
- ES492320A0 ES492320A0 ES492320A ES492320A ES492320A0 ES 492320 A0 ES492320 A0 ES 492320A0 ES 492320 A ES492320 A ES 492320A ES 492320 A ES492320 A ES 492320A ES 492320 A0 ES492320 A0 ES 492320A0
- Authority
- ES
- Spain
- Prior art keywords
- vada
- reno
- obtaining
- heavy metal
- oxidation catalyst
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2923681A DE2923681C2 (de) | 1979-06-12 | 1979-06-12 | Verfahren zur Gewinnung und Wiederverwendung von Schwermetalloxidationskatalysator aus dem Wittem-DMT-Prozeß |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8102086A1 ES8102086A1 (es) | 1980-12-16 |
ES492320A0 true ES492320A0 (es) | 1980-12-16 |
Family
ID=6073015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES492320A Granted ES492320A0 (es) | 1979-06-12 | 1980-06-11 | Procedimiento mejorado para la obtencion y utilizacion reno-vada de un catalizador de oxidacion a base de metales pesa- dos |
Country Status (20)
Country | Link |
---|---|
US (1) | US4372875A (es) |
EP (1) | EP0020990B1 (es) |
JP (1) | JPS5948142B2 (es) |
AR (1) | AR220631A1 (es) |
AT (1) | ATE9327T1 (es) |
BG (1) | BG49164A3 (es) |
BR (1) | BR8003618A (es) |
CA (1) | CA1145739A (es) |
CS (1) | CS221918B2 (es) |
DD (1) | DD151115A5 (es) |
DE (2) | DE2923681C2 (es) |
ES (1) | ES492320A0 (es) |
IN (1) | IN153472B (es) |
MX (1) | MX153999A (es) |
PL (1) | PL125337B1 (es) |
RO (1) | RO79997A (es) |
SU (1) | SU1088662A3 (es) |
TR (1) | TR21572A (es) |
YU (1) | YU41363B (es) |
ZA (1) | ZA803501B (es) |
Families Citing this family (9)
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 |
DE2950318C2 (de) * | 1979-12-14 | 1982-02-25 | Dynamit Nobel Ag, 5210 Troisdorf | Gewinnung und Wiederverwendung von Kobalt- oder Kobalt und Manganverbindungen aus dem Witten-DMT-Prozeß |
DE3045332C2 (de) * | 1980-12-02 | 1982-11-25 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung und Wiederverwendung von Schwermetalloxidationskatalysator aus Rückständen im Witten-DMT-Prozeß |
DE3112066C2 (de) * | 1981-03-27 | 1984-03-01 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung von 1,2,4-Benzoltricarbonsäure |
US4459365A (en) * | 1981-05-29 | 1984-07-10 | Mitsubishi Gas Chemical Company, Inc. | Method of recovering a catalytic metal |
JPS60477U (ja) * | 1983-06-11 | 1985-01-05 | 一戸コンクリ−ト株式会社 | 段部付手がけ式側溝蓋 |
JPS60169380U (ja) * | 1984-04-16 | 1985-11-09 | ヤマウ総合開発株式会社 | みぞぶた |
JPH06204853A (ja) * | 1993-01-07 | 1994-07-22 | Nec Corp | 論理回路 |
CN110818559A (zh) * | 2019-11-26 | 2020-02-21 | 南通百川新材料有限公司 | 一种偏苯三酸酐精馏母液残渣的回收利用方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2894498A (en) * | 1957-01-04 | 1959-07-14 | Gen Motors Corp | Multiple speed drive and control system |
DE1568421A1 (de) * | 1966-10-20 | 1970-03-19 | Dynamit Nobel Ag | Verfahren zur Gewinnung von Trimellitsaeure und/oder Trimellitsaeureanhydrid |
JPS5221037Y2 (es) * | 1971-05-11 | 1977-05-14 | ||
DD104973A5 (es) * | 1972-09-12 | 1974-04-05 | ||
JPS522896B2 (es) * | 1973-01-18 | 1977-01-25 | ||
DE2327773A1 (de) * | 1973-05-30 | 1974-12-19 | Teijin Hercules Chem Co Ltd | Verfahren zur gewinnung von dimethylterephthalat und seiner zwischenprodukte |
DE2427875C3 (de) * | 1974-06-10 | 1980-03-20 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung von Dimethylterephthalat und von Zwischenprodukten der Dimethylterephthalat-Herstellung |
US4096340A (en) * | 1975-06-03 | 1978-06-20 | Teijin Hercules Chemical Co., Ltd. | Process for the preparation of dimethyl terephthalate |
-
1979
- 1979-06-12 DE DE2923681A patent/DE2923681C2/de not_active Expired
-
1980
- 1980-05-12 EP EP80102628A patent/EP0020990B1/de not_active Expired
- 1980-05-12 DE DE8080102628T patent/DE3069134D1/de not_active Expired
- 1980-05-12 AT AT80102628T patent/ATE9327T1/de not_active IP Right Cessation
- 1980-06-06 YU YU1517/80A patent/YU41363B/xx unknown
- 1980-06-10 MX MX182720A patent/MX153999A/es unknown
- 1980-06-10 AR AR281369A patent/AR220631A1/es active
- 1980-06-10 SU SU802932202A patent/SU1088662A3/ru active
- 1980-06-10 PL PL1980224850A patent/PL125337B1/pl unknown
- 1980-06-10 BG BG048102A patent/BG49164A3/xx unknown
- 1980-06-10 DD DD80221711A patent/DD151115A5/de unknown
- 1980-06-10 TR TR21572A patent/TR21572A/xx unknown
- 1980-06-11 RO RO80101387A patent/RO79997A/ro unknown
- 1980-06-11 CA CA000353795A patent/CA1145739A/en not_active Expired
- 1980-06-11 CS CS804129A patent/CS221918B2/cs unknown
- 1980-06-11 BR BR8003618A patent/BR8003618A/pt not_active IP Right Cessation
- 1980-06-11 ES ES492320A patent/ES492320A0/es active Granted
- 1980-06-12 ZA ZA00803501A patent/ZA803501B/xx unknown
- 1980-06-12 JP JP55078437A patent/JPS5948142B2/ja not_active Expired
- 1980-06-12 IN IN693/CAL/80A patent/IN153472B/en unknown
-
1981
- 1981-12-01 US US06/326,280 patent/US4372875A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE9327T1 (de) | 1984-09-15 |
DD151115A5 (de) | 1981-10-08 |
EP0020990A3 (en) | 1981-10-14 |
YU41363B (en) | 1987-02-28 |
US4372875A (en) | 1983-02-08 |
ES8102086A1 (es) | 1980-12-16 |
EP0020990A2 (de) | 1981-01-07 |
BG49164A3 (en) | 1991-08-15 |
RO79997B (ro) | 1983-01-30 |
CA1145739A (en) | 1983-05-03 |
JPS562849A (en) | 1981-01-13 |
PL224850A1 (es) | 1981-04-10 |
AR220631A1 (es) | 1980-11-14 |
TR21572A (tr) | 1984-10-08 |
SU1088662A3 (ru) | 1984-04-23 |
JPS5948142B2 (ja) | 1984-11-24 |
DE3069134D1 (en) | 1984-10-18 |
YU151780A (en) | 1983-12-31 |
ZA803501B (en) | 1981-08-26 |
EP0020990B1 (de) | 1984-09-12 |
RO79997A (ro) | 1983-02-01 |
PL125337B1 (en) | 1983-04-30 |
DE2923681B1 (de) | 1980-10-23 |
CS221918B2 (en) | 1983-04-29 |
BR8003618A (pt) | 1981-01-05 |
DE2923681C2 (de) | 1981-11-05 |
IN153472B (es) | 1984-07-21 |
MX153999A (es) | 1987-03-19 |
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