Inventor
FRAY DEREK J
GB15 patents
⚠️ This page may combine multiple inventors who share the name “FRAY DEREK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAT RES DEV
10 patentsUS4904356AFeb 27, 1990
Electrode for electrorefining
NAT RES DEV10 citations73
US4879005ANov 7, 1989
Electrochemical sensor for hydrogen sensing
NAT RES DEV13 citations73
US4800069AJan 24, 1989
Zinc recovery from furnace dust
NAT RES DEV8 citations73
US4217179AAug 12, 1980
Determination of lithium, sensor therefor and method of making said sensor
NAT RES DEV8 citations73
US4166009AAug 28, 1979
Method for detecting elements
NAT RES DEV12 citations73
US4412893ANov 1, 1983
Anode-assisted cation reduction
NAT RES DEV9 citations68
US4292147ASep 29, 1981
Zinc chloride electrolysis
NAT RES DEV15 citations66
US4166013AAug 28, 1979
Method of making metal beta-alumina and refining metal using it
NAT RES DEV2 citations62
US4645650AFeb 24, 1987
Obtaining aqueous solution from insoluble metal oxide
NAT RES DEV5 citations54
US4857156AAug 15, 1989
Separating a ferro alloy
NAT RES DEV2 citations53