| 摘要 |
<p>The present invention relates to coated particulate matter (10) wherein the particles are individually coated with a first set of one or more layers (30) of a curable resin on a proppant such as sand (20) and the first set of layers is coated with a second set of one or more layers (32.34) of a curable resin Methods of making and using this coated product as a proppant, gravel pack and for sand control are also disclosed.</p> |
