This is taken from today's NR.

About HPQ Silicon

HPQ Silicon Resources Inc. (TSX-V: HPQ) is developing, with PyroGenesis Canada Inc. (TSX-V: PYR), a high-tech company that designs, develops, manufactures and commercializes plasma base processes, the innovative PUREVAPTM “Quartz Reduction Reactors” (QRR), a truly 2.0 Carbothermic process (patent pending), which will permit the One Step transformation of Quartz (SiO2) into High Purity Silicon (Si) at prices that will propagate its considerable renewable energy potential.  The Gen3 PUREVAPTM QRR pilot plant that will validate the commercial potential of the process is scheduled to start during Q1 2020.