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2837451
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Information
Patent Grant
2837451
References
Source
Patent Number
2,837,451
Date Filed
Not available
Date Issued
Tuesday, June 3, 1958
66 years ago
CPC
A61K9/0075 - for inhalation via a dry powder inhaler [DPI]
C01F7/422 - by oxidation with a gaseous oxidator at a high temperature
C01P2004/51 - Particles with a specific particle size distribution
C01P2004/61 - Micrometer sized
C01P2004/62 - Submicrometer sized
Y10T428/12181 - Composite powder [e.g., coated, etc.]
US Classifications
423 - Chemistry of inorganic compounds
075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
148 - Metal treatment
428 - Stock material or miscellaneous articles
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