IT950730B - Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e simili - Google Patents
Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e similiInfo
- Publication number
- IT950730B IT950730B IT22344/72A IT2234472A IT950730B IT 950730 B IT950730 B IT 950730B IT 22344/72 A IT22344/72 A IT 22344/72A IT 2234472 A IT2234472 A IT 2234472A IT 950730 B IT950730 B IT 950730B
- Authority
- IT
- Italy
- Prior art keywords
- catalysis
- similar
- gas diffusion
- composite type
- type porous
- Prior art date
Links
- 238000006555 catalytic reaction Methods 0.000 title 1
- 239000002131 composite material Substances 0.000 title 1
- 238000009792 diffusion process Methods 0.000 title 1
Classifications
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D59/00—Separation of different isotopes of the same chemical element
- B01D59/10—Separation by diffusion
- B01D59/12—Separation by diffusion by diffusion through barriers
- B01D59/14—Construction of the barrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/022—Metals
- B01D71/0223—Group 8, 9 or 10 metals
- B01D71/02232—Nickel
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/50—Silver
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
- B01J37/08—Heat treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22344/72A IT950730B (it) | 1972-03-24 | 1972-03-24 | Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e simili |
FR7310463A FR2177881B1 (it) | 1972-03-24 | 1973-03-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22344/72A IT950730B (it) | 1972-03-24 | 1972-03-24 | Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e simili |
Publications (1)
Publication Number | Publication Date |
---|---|
IT950730B true IT950730B (it) | 1973-06-20 |
Family
ID=11194958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22344/72A IT950730B (it) | 1972-03-24 | 1972-03-24 | Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e simili |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2177881B1 (it) |
IT (1) | IT950730B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE6991T1 (de) * | 1980-05-21 | 1984-04-15 | Societe De Fabrication D'elements Catalytiques | Verfahren zur herstellung einer trockenen anorganischen ultrafiltrationsmembran und nach einem solchen verfahren hergestellte membran. |
FR2502508B1 (fr) * | 1981-03-30 | 1985-10-25 | Geceral Grpt Etu Ceramiques Al | Structure de filtration, procede de realisation de telles structures et dispositif d'ultrafiltration en comportant |
FR2553758B1 (fr) * | 1983-10-25 | 1991-07-05 | Ceraver | Materiau poreux et filtre tubulaire comprenant ce materiau |
US4603109A (en) * | 1984-06-01 | 1986-07-29 | Norton Company | Method and apparatus for contacting reactants in chemical and biological reactions |
GB8700709D0 (en) * | 1987-01-13 | 1987-02-18 | British Hydromechanics | Composite membrane material design |
GB8902649D0 (en) * | 1989-02-07 | 1989-03-30 | Alcan Int Ltd | Composite membranes |
US5342431A (en) * | 1989-10-23 | 1994-08-30 | Wisconsin Alumni Research Foundation | Metal oxide membranes for gas separation |
US5487774A (en) * | 1993-11-08 | 1996-01-30 | Wisconsin Alumni Research Foundation | Gas phase fractionation method using porous ceramic membrane |
US5439624A (en) * | 1994-02-14 | 1995-08-08 | Wisconsin Alumni Research Foundation | Method for forming porous ceramic materials |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2444222A (en) * | 1943-08-18 | 1948-06-29 | Invex Inc | Oxygen enrichment system for gas engines |
GB832317A (en) * | 1957-04-05 | 1960-04-06 | Degussa | Process for the production of fine-pore metal filters, membranes and diaphragms |
US3344586A (en) * | 1965-06-22 | 1967-10-03 | Engelhard Ind Inc | Gas separation apparatus |
US3513109A (en) * | 1967-04-19 | 1970-05-19 | Du Pont | Process for applying catalytic coatings |
-
1972
- 1972-03-24 IT IT22344/72A patent/IT950730B/it active
-
1973
- 1973-03-23 FR FR7310463A patent/FR2177881B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2177881B1 (it) | 1976-05-21 |
FR2177881A1 (it) | 1973-11-09 |
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