Inventor
SIKDAR SUBHAS K
26 patents
⚠️ This page may combine multiple inventors who share the name “SIKDAR SUBHAS K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OCCIDENTAL RES CORP
7 patentsUS4298586ANov 3, 1981
Recovery of hydrofluoric acid from fluosilicic acid
OCCIDENTAL RES CORP21 citations82
US4213952AJul 22, 1980
Recovery of hydrofluoric acid from fluosilicic acid with high pH hydrolysis
OCCIDENTAL RES CORP20 citations82
US4308244ADec 29, 1981
Process for producing fluorine compounds and amorphous silica
OCCIDENTAL RES CORP17 citations74
US4264563AApr 28, 1981
Preparation of calcium fluoride from fluosilicic acid solutions
OCCIDENTAL RES CORP8 citations74
US4213951AJul 22, 1980
Recovery of hydrofluoric acid from fluosilicic acid with high pH hydrolysis
OCCIDENTAL RES CORP12 citations74
US4275038AJun 23, 1981
Process for treating loaded extractant from purification of phosphoric acid by extraction and recovering nutrients
OCCIDENTAL RES CORP7 citations63
US4256716AMar 17, 1981
Process for treating loaded extractant from purification of phosphoric acid by extraction
OCCIDENTAL RES CORP6 citations63
GEN ELECTRIC
6 patentsUS4368315AJan 11, 1983
Catalyzed interfacial polycondensation polycarbonate process
GEN ELECTRIC58 citations96
US4546207AOct 8, 1985
Process for preparing anhydrous salts of dihydroxyaromatic compounds
GEN ELECTRIC23 citations82
US4469561ASep 4, 1984
Azeotropic recovery of BPA and phenol from aqueous effluent streams
GEN ELECTRIC26 citations81
US4360659ANov 23, 1982
Non-catalyzed interfacial polycondensation polycarbonate process
GEN ELECTRIC15 citations74
US4558118ADec 10, 1985
Two phase interfacial polycondensation polycarbonate process
GEN ELECTRIC3 citations63
US4515936AMay 7, 1985
Catalyzed interfacial polycondensation polycarbonate process
GEN ELECTRIC3 citations60
UNIV KENTUCKY RES FOUND
5 patentsUS6103121AAug 15, 2000
Membrane-based sorbent for heavy metal sequestration
UNIV KENTUCKY RES FOUND16 citations81
US6306301B1Oct 23, 2001
Silica-based membrane sorbent for heavy metal sequestration
UNIV KENTUCKY RES FOUND9 citations71
US6139742AOct 31, 2000
Membrane-based sorbent for heavy metal sequestration
UNIV KENTUCKY RES FOUND14 citations71
US6544419B1Apr 8, 2003
Method of preparing a composite polymer and silica-based membrane
UNIV KENTUCKY RES FOUND4 citations60
US6544418B1Apr 8, 2003
Preparing and regenerating a composite polymer and silica-based membrane
UNIV KENTUCKY RES FOUND3 citations60