US 12,077,372 B2
Proppant supply system
Sandor Weaver Grimes, Bryan, TX (US); Travis Adair Anderson, Seguin, TX (US); Clayton Thomas Martin, Bryan, TX (US); Tiffany Louis Matthews, Bryan, TX (US); and Scott Allen Toler, College Station, TX (US)
Assigned to NATIONAL OILWELL VARCO, L.P., Houston, TX (US)
Appl. No. 17/250,838
Filed by NATIONAL OILWELL VARCO, L.P., Houston, TX (US)
PCT Filed Sep. 13, 2019, PCT No. PCT/US2019/051158
§ 371(c)(1), (2) Date Mar. 10, 2021,
PCT Pub. No. WO2020/056360, PCT Pub. Date Mar. 19, 2020.
Claims priority of provisional application 62/731,435, filed on Sep. 14, 2018.
Prior Publication US 2021/0354910 A1, Nov. 18, 2021
Int. Cl. B65D 88/30 (2006.01); B65D 88/32 (2006.01); B65G 3/04 (2006.01); B60P 1/16 (2006.01); B65G 65/40 (2006.01)
CPC B65D 88/30 (2013.01) [B65D 88/32 (2013.01); B65G 3/04 (2013.01); B60P 1/16 (2013.01); B65G 65/40 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A proppant supply system, comprising:
a base;
a plurality of silos each having an integrated bucket elevator and being arranged on the base;
a drive-over loader configured for gravity feeding of proppant by transports and for conveying the proppant to the plurality of silos, the drive-over loader being pivotable while maintaining feed lines in simultaneous communication with each of the plurality of silos, wherein:
the base comprises a proppant conveying system arranged below the silo; and
the proppant conveying system on the base is configured for gravity choke feeding from the silo, and for carrying the proppant laterally out from under the silo and upward to a blender-feeding hopper.