Inventor
FRUEHAN RICHARD J
US8 patents
⚠️ This page may combine multiple inventors who share the name “FRUEHAN RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALCOA INC
4 patentsUS6849101B1Feb 1, 2005
Method using selected carbons to react with Al2O and Al vapors in the carbothermic production of aluminum
ALCOA INC17 citations79
US7556667B2Jul 7, 2009
Low carbon aluminum production method using single furnace carbothermic reduction operated in batch mode
ALCOA INC2 citations60
US7819937B2Oct 26, 2010
Use of alumina-carbon agglomerates in the carbothermic production of aluminum
ALCOA INC0 citations48
US7753988B2Jul 13, 2010
Use of alumina-carbon agglomerates in the carbothermic production of aluminum
ALCOA INC0 citations48
UNITED STATES STEEL CORP
3 patentsUS4004920AJan 25, 1977
Method of producing low nitrogen steel
UNITED STATES STEEL CORP10 citations71
US3930843AJan 6, 1976
Method for increasing metallic yield in bottom blown processes
UNITED STATES STEEL CORP9 citations71
US3954445AMay 4, 1976
Method of controlling temperature in Q-BOP
UNITED STATES STEEL CORP1 citations49