These smart “Expandable Proppants” (EP) remotely control the force and functionality of injected proppants that play a critical role in maintaining the hydraulic conductivity of fractured rocks after hydraulic fracturing treatments.
[更多]
-New combinations of hardness, toughness, and elastic properties to enable coatings with better performance in industrial tooling applications.-PVD is an established technique
[更多]
None
[更多]
The present invention relates to novel therapeutic agents suitable for the treatment of mammals those afflicted with viral and retroviral, in particular, HIV infections.
[更多]
It is known that flags are a potent symbol of pride, whether it be for a country, state, city, a professional, collegiate or high school sports team, or for events such as a soccer championship or the Olympics.
[更多]
| |< <- | [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] | -> >| |
