Inventor
CASPERSON JOHN R
US16 patents
⚠️ This page may combine multiple inventors who share the name “CASPERSON JOHN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILLIPS PETROLEUM CO
13 patentsUS4431624AFeb 14, 1984
Feedstock nozzle and use in carbon black process
PHILLIPS PETROLEUM CO30 citations92
US4401402AAug 30, 1983
Liquid seal lock hoppers and method of utilizing same
PHILLIPS PETROLEUM CO51 citations92
US4486398ADec 4, 1984
Feedstock nozzle for low tint residual carbon black
PHILLIPS PETROLEUM CO9 citations73
US4447401AMay 8, 1984
Carbon black reactor with angled combustion chamber and non-aligned tangential hot gas entries for production of negative tint residual carbon black
PHILLIPS PETROLEUM CO19 citations73
US4425144AJan 10, 1984
Recovery of carbon black
PHILLIPS PETROLEUM CO11 citations73
US4393603AJul 19, 1983
Dryer thermal efficiency
PHILLIPS PETROLEUM CO12 citations73
US4360497ANov 23, 1982
Feedstock nozzle and use in carbon black reactor
PHILLIPS PETROLEUM CO14 citations73
US4826669AMay 2, 1989
Method for carbon black production
PHILLIPS PETROLEUM CO6 citations62
US4461623AJul 24, 1984
Recovery of carbon black
PHILLIPS PETROLEUM CO5 citations62
US4438087AMar 20, 1984
Carbon black process
PHILLIPS PETROLEUM CO4 citations62
US4431607AFeb 14, 1984
Feedstock nozzle for low tint residual carbon black
PHILLIPS PETROLEUM CO6 citations62
US4520000AMay 28, 1985
Process for production of carbon black
PHILLIPS PETROLEUM CO1 citations51
US4406862ASep 27, 1983
Variable venturi carbon black reactor
PHILLIPS PETROLEUM CO0 citations51