US 12,409,446 B2
Electrically heated substrates, assemblies, systems, and processes for catalytic, chemical, and sorbent applications
Jian Ping Shen, Morrisville, NC (US); Raghubir Prasad Gupta, Morrisville, NC (US); Vasudev Pralhad Haribal, Morrisville, NC (US); Andrew Tong, Morrisville, NC (US); Jonathan Edwin Peters, Morrisville, NC (US); Monica Jayne Abdallah, Morrisville, NC (US); and Ryan Patrick Zelinsky, Morrisville, NC (US)
Assigned to SUSTEON INC., Morrisville, NC (US)
Filed by SUSTEON INC., Cary, NC (US)
Filed on Aug. 20, 2024, as Appl. No. 18/810,367.
Claims priority of provisional application 63/520,637, filed on Aug. 20, 2023.
Prior Publication US 2025/0058308 A1, Feb. 20, 2025
Int. Cl. B01J 20/20 (2006.01); B01J 21/04 (2006.01); B01J 21/18 (2006.01); B01J 23/08 (2006.01); B01J 23/745 (2006.01); B01J 23/755 (2006.01); B01J 29/70 (2006.01); B01J 35/33 (2024.01); B01J 35/56 (2024.01); B01J 37/08 (2006.01); B01J 37/18 (2006.01); C01B 3/04 (2006.01); C01B 3/26 (2006.01); C01B 3/38 (2006.01); C01B 32/205 (2017.01); C01B 32/40 (2017.01)
CPC B01J 35/33 (2024.01) [B01J 20/20 (2013.01); B01J 21/04 (2013.01); B01J 21/18 (2013.01); B01J 23/08 (2013.01); B01J 23/745 (2013.01); B01J 23/755 (2013.01); B01J 29/7065 (2013.01); B01J 35/56 (2024.01); B01J 37/084 (2013.01); B01J 37/18 (2013.01); C01B 3/047 (2013.01); C01B 3/26 (2013.01); C01B 3/384 (2013.01); C01B 32/205 (2017.08); C01B 32/40 (2017.08); C01P 2002/82 (2013.01); C01P 2006/40 (2013.01)] 30 Claims
 
1. A joule heating structure, comprising a three-dimensional substrate having an electrically conductive carbon network coated on a surface of the substrate, wherein the electrically conductive carbon network has a G/D Raman spectral intensity ratio in a range of from 1 to 6, and a resistivity in a range of from 0.8 Ω-m to 300 Ω-m.