Fine filtration system
OwnerWilliam B. Stoneinventor
Life of this patent
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Abstract
An apparatus and improved method for removing fines or small particles from a particle and liquid mixture, finding particular application in the field of oil and gas well gravel packing and fracturing processes.
Claims2
An improved method of gravel packing or fracturing a subterranean well, wherein a particle/liquid mixture is forced into or against a formation by a high pressure, high volume pump, the improvement comprising:
- filtering said particle/liquid mixture after it has passed through said high pressure, high volume pump to effectuate removal of fines created by said pump.
An improved method of fracturing a subterranean well, wherein fracturing chemicals are added to a particle/liquid mixture before said particle/liquid mixture is forced into a formation by a high pressure, high volume pump, the improvement comprising:
- adding said fracturing chemicals to said particle/liquid mixture after said mixture has passed through said high pressure, high volume pump;
- and
- filtering said particle/liquid mixture before said fracturing chemicals are added to effectuate removal of fines created by said pump.
Dependencies are inferred from the claim text.