Low density composite proppant, filtration media, gravel packing media, and sports field media, and methods for making and using same
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United States of America Patent
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Jun 24, 2003
Grant Date -
Apr 25, 2002
app pub date -
Feb 1, 2001
filing date -
Jul 22, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Low density composite particles made of a binder and filler material are provided for use in subterranean formations. The filler includes low density filler and optionally other filler. The binder includes a polymer and optionally cement. The particles may be employed as proppants useful to prop open subterranean formation fractures. The particles are also useful for gravel packing in subterranean formations, water filtration and artificial turf for sports fields. Methods of making the composite particles are also disclosed.
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Cited Art Landscape
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