P

Inventor

BERG LLOYD

US247 patents
⚠️ This page may combine multiple inventors who share the name “BERG LLOYD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BERG LLOYD

34 patents
US5320715AJun 14, 1994

Separation of 1-pentanol from cyclopentanol by extractive distillation

BERG LLOYD341 citations99
US5445716AAug 29, 1995

Separation of ethanol from isopropanol by extractive distillation

BERG LLOYD98 citations96
US5437770AAug 1, 1995

Separation of ethanol from isopropanol by azeotropic distillation

BERG LLOYD91 citations96
US5423955AJun 13, 1995

Separation of propylene glycol from 1,2-butanediol by azeotropic

BERG LLOYD58 citations96
US5415741AMay 16, 1995

Separation of ethanol from isopropanol by azeotropic distillation

BERG LLOYD102 citations96
US5348625ASep 20, 1994

Separation of ethanol from isopropanol by extractive distillation

BERG LLOYD88 citations96
US4966658AOct 30, 1990

Recovery of ethylene glycol from butanediol isomers by azeotropic distillation

BERG LLOYD92 citations96
US4935102AJun 19, 1990

Separation of 2,3-butanediol from propylene glycol by azeotropic distillation

BERG LLOYD58 citations96
US4569726AFeb 11, 1986

Process for the separation of ethyl acetate from ethanol and water by extractive distillation

BERG LLOYD148 citations96
US4379028AApr 5, 1983

Separation of ethyl acetate from ethanol and water by extractive distillation

BERG LLOYD240 citations96
US5425853AJun 20, 1995

Separation of propylene glycol from ethylene glycol by azeotropic distillation

BERG LLOYD36 citations93
US5160412ANov 3, 1992

Dehydration of acetic acid by azeotropic distillation

BERG LLOYD24 citations93
US4654123AMar 31, 1987

Dehydration of ethanol by extractive distillation

BERG LLOYD48 citations93
US4514262AApr 30, 1985

Separation of benzene from non-aromatic hydrocarbons by extractive distillation

BERG LLOYD29 citations93
US5085739AFeb 4, 1992

Separation of the propyl alcohols from water by azeotropic or extractive distillation

BERG LLOYD28 citations92
US5084142AJan 28, 1992

Separation of tertiary butyl alcohol from water by azeotropic or extractive distillation

BERG LLOYD22 citations92
US4693788ASep 15, 1987

Separation of t-amyl alcohol from isobutanol by extractive distillation

BERG LLOYD41 citations89
US4756803AJul 12, 1988

Separation of 2-butanol from t-amyl alcohol by extractive distillation

BERG LLOYD19 citations82
US4666563AMay 19, 1987

Separation of isopropyl ether from isopropanol and water by extractive distillation

BERG LLOYD21 citations82
US4661209AApr 28, 1987

Separation of methyl t-butyl ether from hydrocarbons by extractive distillation

BERG LLOYD19 citations82
US4525245AJun 25, 1985

Separation of n-butyl acetate from n-butanol by extractive distillation

BERG LLOYD25 citations82
US4488937ADec 18, 1984

Separation of m-xylene from o-xylene by extractive distillation

BERG LLOYD19 citations82
US4363704ADec 14, 1982

Separation of toluene from non-aromatic hydrocarbons by extractive distillation

BERG LLOYD23 citations82
US4584063AApr 22, 1986

Separation of acetone from methanol by extractive distillation

BERG LLOYD22 citations81
US5458741AOct 17, 1995

Separation of benzene from close boiling hydrocarbons by extractive distillation

BERG LLOYD12 citations74
US5453166ASep 26, 1995

Separation of ethanol from 2-butanone by extractive distillation

BERG LLOYD14 citations74
US5447608ASep 5, 1995

Separation of 2-pentanol, 3-methyl-2-butanol and 1-butanol by azeotropic distillation

BERG LLOYD7 citations74
US5425855AJun 20, 1995

Separation of ethyl benzene from p-xylene by extractive distillation

BERG LLOYD9 citations74
US5417814AMay 23, 1995

Separation of 3-methyl-2-butanol from 2-pentanol by extractive distillation

BERG LLOYD7 citations74
US5417813AMay 23, 1995

Separation of 1-butanol from 2-pentanol by azeotropic distillation

BERG LLOYD12 citations74
US5407542AApr 18, 1995

Separation of 3-methyl-2-butanol from 1-butanol by azeotropic distillation

BERG LLOYD7 citations74
US5405505AApr 11, 1995

Separation of benzene from close boiling hydrocarbons by azeotropic distillation

BERG LLOYD8 citations74
US5401366AMar 28, 1995

Separation of 1-butanol from 2-pentanol by extractive distillation

BERG LLOYD9 citations74
US5360520ANov 1, 1994

Separation of 2-butanol from t-amyl alcohol by extractive distillation

BERG LLOYD7 citations74

(unassigned)

13 patents

INT SYNTHETIC RUBBER

2 patents

GLITSCH

1 patent

Showing the top 50 of 247 patents by PatentIndex Score.