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
GB13418/34A
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.)
Grasselli Chemical Co
Original Assignee
Grasselli Chemical Co
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Filing date
Publication date
Application filed by Grasselli Chemical CofiledCriticalGrasselli Chemical Co
Publication of GB437658ApublicationCriticalpatent/GB437658A/en
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
B01J23/90—Regeneration or reactivation
B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
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Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Materials Engineering
(AREA)
Organic Chemistry
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Catalysts
(AREA)
Abstract
Platinum catalysts used in sulphuric acid manufacture are regenerated by treatment with formic acid which may be dissolved in a volatile solvent such as water or alcohol and applied to the catalyst by spraying.
GB13418/34A1933-06-221934-05-03Improvements in or relating to the treatment of platinum contact masses
ExpiredGB437658A
(en)