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 simili

Info

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
Application number
IT22344/72A
Other languages
English (en)
Italian (it)
Inventor
M Szabo
C Nannetti
Original Assignee
Montedison Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Montedison Spa filed Critical Montedison Spa
Priority to IT22344/72A priority Critical patent/IT950730B/it
Priority to FR7310463A priority patent/FR2177881B1/fr
Application granted granted Critical
Publication of IT950730B publication Critical patent/IT950730B/it

Links

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
    • 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)
IT22344/72A 1972-03-24 1972-03-24 Setti porosi di tipo composito adat ti per impianti di diffusione gasso sa di catalisi e simili IT950730B (it)

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 (OSRAM) 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 (OSRAM)
IT (1) IT950730B (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3067421D1 (en) * 1980-05-21 1984-05-17 Sfec Process for the production of a dry inorganic ultrafiltration membrane and membrane produced by such a method
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2177881A1 (OSRAM) 1973-11-09
FR2177881B1 (OSRAM) 1976-05-21

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