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US 4,308,073 AGranted
Pellets of graphite and carbon black and method of producing
AssigneePhillips Petroleum Company
InventorKing L. Mills
Life of this patent
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Abstract
Pellets comprising graphite and carbon black are made by mixing at least two weight percent carbon black with graphite, subsequently adding liquid pelleting medium, and pelletizing using available pelletizing methodology.
Claims9
A process for forming composite graphite and carbon black pellets comprising:
- mixing a graphite with carbon black to form a first mixture comprising carbon black in the range of 2 percent to 50 percent by weight of graphite;
- mixing a pelleting liquid with said first mixture to form a second mixture;
- pelleting said second mixture in a pin pelleter to form wet pellets;
- and
- drying the wet pellets.
2 more elements
Dependencies are inferred from the claim text.