IT950730B - COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR - Google Patents

COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR

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
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/en
Priority to FR7310463A priority patent/FR2177881B1/fr
Application granted granted Critical
Publication of IT950730B publication Critical patent/IT950730B/en

Links

Classifications

    • 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
    • B01J23/70—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
    • 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
    • B01J35/56—
    • 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
IT22344/72A 1972-03-24 1972-03-24 COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR IT950730B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT22344/72A IT950730B (en) 1972-03-24 1972-03-24 COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR
FR7310463A FR2177881B1 (en) 1972-03-24 1973-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22344/72A IT950730B (en) 1972-03-24 1972-03-24 COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR

Publications (1)

Publication Number Publication Date
IT950730B true IT950730B (en) 1973-06-20

Family

ID=11194958

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22344/72A IT950730B (en) 1972-03-24 1972-03-24 COMPOSITE TYPE POROUS SETS SUITABLE FOR GAS DIFFUSION PLANTS SA OF CATALYSIS AND SIMILAR

Country Status (2)

Country Link
FR (1) FR2177881B1 (en)
IT (1) IT950730B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040282B1 (en) * 1980-05-21 1984-04-11 Societe De Fabrication D'elements Catalytiques S.F.E.C. Process for the production of a dry inorganic ultrafiltration membrane and membrane produced by such a method
FR2502508B1 (en) * 1981-03-30 1985-10-25 Geceral Grpt Etu Ceramiques Al FILTRATION STRUCTURE, METHOD FOR PRODUCING SUCH STRUCTURES AND ULTRRAFILTRATION DEVICE COMPRISING SAME
FR2553758B1 (en) * 1983-10-25 1991-07-05 Ceraver POROUS MATERIAL AND TUBULAR FILTER COMPRISING SUCH MATERIAL
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
FR2177881B1 (en) 1976-05-21
FR2177881A1 (en) 1973-11-09

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