FR54695E - Process for the production of contact masses - Google Patents

Process for the production of contact masses

Info

Publication number
FR54695E
FR54695E FR54695DA FR54695E FR 54695 E FR54695 E FR 54695E FR 54695D A FR54695D A FR 54695DA FR 54695 E FR54695 E FR 54695E
Authority
FR
France
Prior art keywords
production
contact masses
masses
contact
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
French (fr)
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.)
Compagnie Francaise Des Procedes Houdry
Original Assignee
Compagnie Francaise Des Procedes Houdry
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 Compagnie Francaise Des Procedes Houdry filed Critical Compagnie Francaise Des Procedes Houdry
Application granted granted Critical
Publication of FR54695E publication Critical patent/FR54695E/en
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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
FR54695D 1946-03-06 1946-03-06 Process for the production of contact masses Expired FR54695E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR54695T 1946-03-06

Publications (1)

Publication Number Publication Date
FR54695E true FR54695E (en) 1950-07-27

Family

ID=8689121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54695D Expired FR54695E (en) 1946-03-06 1946-03-06 Process for the production of contact masses

Country Status (1)

Country Link
FR (1) FR54695E (en)

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