发明名称 Compositions and methods for controlling the release of chemicals placed on particulates
摘要 The present invention relates to methods and compositions for creating and using particulate materials having treating agents absorbed thereon and coated with a degradable coating material. One embodiment of a method of the present invention provides a method treating to a subterranean formation comprising placing a coated, treated particulate into a subterranean formation wherein the coated, treated particulate comprises a particulate material having a treating agent placed thereon and a substantially complete layer of a degradable coating material coated placed thereon over the treating agent.
申请公布号 US2005028976(A1) 申请公布日期 2005.02.10
申请号 US20030634705 申请日期 2003.08.05
申请人 NGUYEN PHILIP D. 发明人 NGUYEN PHILIP D.
分类号 C09K8/516;C09K8/536;C09K8/80;E21B43/04;E21B43/267;(IPC1-7):E21B43/04 主分类号 C09K8/516
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