Invention Application
- Patent Title: PROPPANT SAND COATING FOR DUST REDUCTION
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Application No.: US15866554Application Date: 2018-01-10
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Publication No.: US20180127646A1Publication Date: 2018-05-10
- Inventor: David P. Zielinski , Emery Yuhas , Yanan Chen , Derick Henderson , Mark Conner
- Applicant: Covestro LLC
- Assignee: Covestro LLC
- Current Assignee: Covestro LLC
- Main IPC: C09K8/80
- IPC: C09K8/80 ; E21B43/267 ; B05D7/00

Abstract:
The present invention provides for coating proppants, such as sand, with a resin-containing dispersion which dramatically reduces the dust generated during handling, for example in hydraulic fracturing, by protecting the surface of the particle from abrasion and degradation. Such resin-containing dispersion coated-sand may also reduce the wear on metal parts used in transporting such proppants.
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