Inventor
MENDIRATTA ASHOK K
US19 patents
Patents
19 patentsUS4590303AMay 20, 1986
Method for making bisphenol
GEN ELECTRIC63 citations96
US4400555AAug 23, 1983
Ion exchange catalyzed bisphenol synethesis
GEN ELECTRIC91 citations96
US4391997AJul 5, 1983
Ion exchange catalyzed bisphenol process
GEN ELECTRIC67 citations96
US4668768AMay 26, 1987
Anti-solvent precipitation process for isolating polymers from solution
GEN ELECTRIC42 citations92
US4603194AJul 29, 1986
Isolation of polymer resin from organic solution
GEN ELECTRIC33 citations92
US4365099ADec 21, 1982
Process for the production of bisphenols
GEN ELECTRIC34 citations92
US4546207AOct 8, 1985
Process for preparing anhydrous salts of dihydroxyaromatic compounds
GEN ELECTRIC23 citations82
US4529823AJul 16, 1985
Purification of bisphenol-A
GEN ELECTRIC19 citations82
US4447655AMay 8, 1984
Purification of bisphenol-A
GEN ELECTRIC21 citations82
US4327229AApr 27, 1982
Recovery of bisphenol-A values
GEN ELECTRIC28 citations82
US4663027AMay 5, 1987
Method for removing polyhalogenated hydrocarbons from non-polar organic solvent solutions
GEN ELECTRIC22 citations81
US4748292AMay 31, 1988
Method for removing polyhalogenated hydrocarbons from non-polar organic solvent solutions
GEN ELECTRIC11 citations73
US4634761AJan 6, 1987
Continuous method for isolating polymer resin from solution wherein organic solvent resin solution is fed into aqueous feed
GEN ELECTRIC19 citations73
US4507509AMar 26, 1985
Purification of bisphenol-A
GEN ELECTRIC13 citations73
US4492806AJan 8, 1985
Process for preparing alkali metal salts of hydroxyaromatic compounds
GEN ELECTRIC15 citations73
US4461915AJul 24, 1984
Purification of bisphenol-A
GEN ELECTRIC13 citations73
US5969167AOct 19, 1999
Method for making tris(hydroxyphenyl) compounds using ion exchange resins
GEN ELECTRIC5 citations69
US4781826ANov 1, 1988
Apparatus for decontaminating PCB-contaminated dielectric fluids
GEN ELECTRIC7 citations67
US4547596AOct 15, 1985
Separation and recovery of alkylated phenols
GEN ELECTRIC3 citations63