METHOD FOR PRODUCING PROPPANT USING A DOPANT
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United States of America Patent
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Issued Date -
May 7, 2009
app pub date -
Oct 17, 2008
filing date -
Oct 19, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for producing sintered pellets and sintered pellets produced therefrom including mixing a dopant with water and kaolin clay to form substantially round and spherical green pellets and sintering the pellets to form a proppant. The dopant is selected from the group consisting of potassium carbonate, potassium sulfate, potassium chloride, mica, kalsilite, and combinations thereof.
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