US 12,168,608 B2
Polycrystalline diamond compact table with polycrystalline diamond extensions therefrom
Haijang Fang, Zhengzhou (CN); Weifeng Du, Zhengzhou (CN); Yongfeng Wang, Zhengzhou (CN); and Dongpeng Zhao, Zhengzhou (CN)
Assigned to SF Diamond Co., Ltd., Zhengzhou (CN)
Filed by SF Diamond Co., Ltd., Zhengzhou (CN)
Filed on Aug. 31, 2023, as Appl. No. 18/459,181.
Application 18/459,181 is a division of application No. 16/516,990, filed on Jul. 19, 2019, granted, now 11,772,977.
Claims priority of application No. 20190619927.6 (CN), filed on Jul. 10, 2019.
Prior Publication US 2023/0406711 A1, Dec. 21, 2023
Int. Cl. E21B 10/48 (2006.01); C01B 32/25 (2017.01); E21B 10/50 (2006.01)
CPC C01B 32/25 (2017.08) [E21B 10/485 (2013.01); E21B 10/50 (2013.01); C01P 2002/90 (2013.01); C01P 2006/90 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A polycrystalline element comprising:
a table comprising polycrystalline diamond, the table including:
a first surface;
a second surface spaced apart from the first surface;
at least one side extending between the first surface and the second surface;
a plurality of extensions comprising polycrystalline diamond, wherein at least one extension of the plurality of extensions extends away from at least one of the first surface and the at least one side, wherein the at least one extension of the plurality of extensions includes a first portion that is polyhedral shaped, and the at least one extension of the plurality of extensions includes a second portion positioned between the first portion and the first surface, wherein the second portion extends a distance away from the first surface.