Catalyst or precursor therefor > Inorganic carbon containing > Elemental carbon > Patents

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Class Information
Number: 502/180
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Inorganic carbon containing > Elemental carbon
Description: Composition in which the carbon is in the free state.

Sub-classes under this class:

Class Number	Class Name	Patents
502/181	And halogen containing	72
502/182	And metal, metal oxide, or metal hydroxide	235

Patents under this class:

1 2 3 4 5

Patent Number	Title Of Patent	Date Issued
4308171	Method of preparing di and poly chalcogenides of group VIIb by low temperature precipitation from nonaqueous solution and small crystallite size stoichiometric layered dichalcogenides of rheni	Dec. 29, 1981
4210602	Process for the preparation of asymmetrical N-phenyl-N'-substituted para-phenylene diamines	Jul. 1, 1980
4206078	Production of space abrasion-resistant active carbon carriers or catalysts	Jun. 3, 1980
4205055	Dual pore-structure artificial carbon and graphite	May. 27, 1980
4197272	Catalytic exhaust system	Apr. 8, 1980
4157986	Abrasion resistant catalyst	Jun. 12, 1979
4048110	Rhenium catalyst composition	Sep. 13, 1977
3944656	Process for the production of cyanogen chloride	Mar. 16, 1976