Inventor
LEE JOHN M
US39 patents
⚠️ This page may combine multiple inventors who share the name “LEE JOHN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOW CHEMICAL CO
31 patentsUS4376100AMar 8, 1983
Lithium halide brine purification
DOW CHEMICAL CO62 citations96
US4348297ASep 7, 1982
Crystalline lithium aluminates
DOW CHEMICAL CO83 citations96
US4348296ASep 7, 1982
Crystalline lithium aluminates
DOW CHEMICAL CO69 citations96
US4347327AAug 31, 1982
Recovery of lithium from brines
DOW CHEMICAL CO74 citations96
US4221767ASep 9, 1980
Recovery of lithium from brines
DOW CHEMICAL CO76 citations96
US4159311AJun 26, 1979
Recovery of lithium from brines
DOW CHEMICAL CO105 citations96
US4116858ASep 26, 1978
Recovery of lithium from brines
DOW CHEMICAL CO104 citations96
US4116856ASep 26, 1978
Recovery of lithium from brines
DOW CHEMICAL CO72 citations96
US4430311AFeb 7, 1984
Alumina compounds in ion exchange resins
DOW CHEMICAL CO48 citations92
US4392979AJul 12, 1983
Magnesium aluminate anion exchangers
DOW CHEMICAL CO42 citations92
US4381349AApr 26, 1983
Alumina compounds in ion exchange resins
DOW CHEMICAL CO37 citations92
US4415677ANov 15, 1983
Removal of sulfate ions from brine using composite of polymeric zirconium hydrous oxide in macroporous matrix
DOW CHEMICAL CO23 citations82
US4116857ASep 26, 1978
Recovery of Mg++ from brines
DOW CHEMICAL CO23 citations82
US4522951AJun 11, 1985
Removal of Mg++ and Ca++ ions from NaCl brine
DOW CHEMICAL CO7 citations74
US4488949ADec 18, 1984
Removal of sulfate ions from brine
DOW CHEMICAL CO17 citations74
US4446201AMay 1, 1984
Transition metal aluminates supported on a substrate
DOW CHEMICAL CO14 citations74
US4434138AFeb 28, 1984
Ion exchange resins for uranium recovery
DOW CHEMICAL CO15 citations74
US4415678ANov 15, 1983
Removal of sulfate ions from brine using amorphous polymeric zirconium oxide formed within a macroporous polymer matrix
DOW CHEMICAL CO15 citations74
US4405574ASep 20, 1983
Removal of Mg++ and Ca++ ions from NaCl brine
DOW CHEMICAL CO10 citations74
US4405576ASep 20, 1983
Removal of sulfate ions from brine
DOW CHEMICAL CO9 citations74
US4392980AJul 12, 1983
Transition metal aluminates
DOW CHEMICAL CO16 citations74
US4392961AJul 12, 1983
Magnesium aluminate anion exchangers
DOW CHEMICAL CO9 citations74
US4333846AJun 8, 1982
Transition metal aluminates
DOW CHEMICAL CO14 citations74
US4326961AApr 27, 1982
Magnesium aluminate anion exchangers
DOW CHEMICAL CO12 citations74
US4243555AJan 6, 1981
Composition for recovery of MG++ from brines
DOW CHEMICAL CO9 citations74
US4183900AJan 15, 1980
Recovery of Mg++ from brines
DOW CHEMICAL CO10 citations74
US4110402AAug 29, 1978
Recovery of strontium from brine that contains strontium and calcium
DOW CHEMICAL CO6 citations74
US4477597AOct 16, 1984
Higher density ion exchange resins of metal compound precipitated within pores
DOW CHEMICAL CO11 citations73
US4364909ADec 21, 1982
Removal of Ca++ from MgCl2
DOW CHEMICAL CO2 citations63
US4235717ANov 25, 1980
Process for desalting an aqueous caustic solution
DOW CHEMICAL CO6 citations63
US4055598AOct 25, 1977
Process for preparation of urea autocondensation product
DOW CHEMICAL CO4 citations63