FR671705A - Perfectionnements aux procédés catalytiques - Google Patents

Perfectionnements aux procédés catalytiques

Info

Publication number
FR671705A
FR671705A FR671705DA FR671705A FR 671705 A FR671705 A FR 671705A FR 671705D A FR671705D A FR 671705DA FR 671705 A FR671705 A FR 671705A
Authority
FR
France
Prior art keywords
catalytic processes
catalytic
processes
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.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR671705A publication Critical patent/FR671705A/fr
Expired legal-status Critical Current

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
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/868—Chromium copper and chromium
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • 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
    • B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
    • 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
    • B01J23/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of zinc, cadmium or mercury

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR671705D 1928-05-18 1929-03-19 Perfectionnements aux procédés catalytiques Expired FR671705A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US671705XA 1928-05-18 1928-05-18

Publications (1)

Publication Number Publication Date
FR671705A true FR671705A (fr) 1929-12-18

Family

ID=22074168

Family Applications (2)

Application Number Title Priority Date Filing Date
FR671705D Expired FR671705A (fr) 1928-05-18 1929-03-19 Perfectionnements aux procédés catalytiques
FR671706D Expired FR671706A (fr) 1928-05-18 1929-03-19 Perfectionnements aux procédés de catalyse

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR671706D Expired FR671706A (fr) 1928-05-18 1929-03-19 Perfectionnements aux procédés de catalyse

Country Status (1)

Country Link
FR (2) FR671705A (fr)

Also Published As

Publication number Publication date
FR671706A (fr) 1929-12-18

Similar Documents

Publication Publication Date Title
FR685034A (fr) Perfectionnements aux convertisseurs catalytiques
FR676923A (fr) Perfectionnements aux procédés de soudure
FR676361A (fr) Perfectionnements aux procédés de construction des véhicules
FR671705A (fr) Perfectionnements aux procédés catalytiques
FR660780A (fr) Perfectionnements aux procédés de séchage
FR653747A (fr) Perfectionnements apportés aux procédés de soudure
FR663880A (fr) Perfectionnements aux canots de sauvetage
FR688127A (fr) Perfectionnements aux procédés de construction
FR664536A (fr) Perfectionnements aux képis
FR36142E (fr) Perfectionnements aux paraohutes
FR33504E (fr) Perfectionnements aux procédés de cracking
FR661123A (fr) Perfectionnements aux procédés de décalcomanie
FR629132A (fr) Perfectionnements aux servo-freins
FR659587A (fr) Perfectionnements apportés aux malaxeurs
FR655204A (fr) Perfectionnements aux procédés de congélation
FR693749A (fr) Perfectionnements aux extincteurs
FR667736A (fr) Perfectionnements aux procédés de télévision
FR683824A (fr) Perfectionnements aux procédés de modulation
FR619464A (fr) Perfectionnements aux procédés de pesée
FR663902A (fr) Perfectionnements aux trucks
FR684656A (fr) Perfectionnements aux procédés de réfrigération
FR703424A (fr) Perfectionnements aux procédés de plissage
FR596855A (fr) Perfectionnements apportés aux procédés de fonderie
FR668743A (fr) Perfectionnements aux cabestans
FR35732E (fr) Perfectionnements apportés aux transformateurs