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Functionally Designed Polycrystalline Diamond Compact Shear Cutters **Value Express**

Patent AbstractA polycrystalline abrasive composite cutter, including a tool body with a top cutting surface and a flank surface. The composite cutter, joined to a substrate, constitute a shear cutter for a PDC bit, roller-cone bit insert, or other tool that can be highly useful for petroleum drilling or other applications. The body of the polycrystalline...

Published: 10/2/2019 | Inventor(s): Zhigang Zak Fang

Keywords(s): Composite, Energy and Fuels, Materials, Materials and Mining

Category(s): Materials, Composite

Magnetic Activated Carbon **Value Express**

Patent AbstractA composition of and method for forming activated carbon with magnetic properties for magnetic separation of the activated carbon from a liquid being treated is disclosed wherein a solution iron magnetic precursor is intimately mixed or absorbed into a porous carbon precursor or mixed with a solution or meltable carbon precursor to form...

Published: 3/26/2020 | Inventor(s): Jan Miller, Gustavo Munoz, Saskia Duyvesteyn

Keywords(s): Composite, Materials

Category(s): Materials, Composite