Karl F Mueller, Sonia J Heiber: Crosslinked, porous polymers for controlled drug delivery. Ciba Geigy Corporation, Luther A R Hall, October 22, 1985: US04548990 (126 worldwide citation)

A controlled-release, drug-delivery composition which comprises (A) a crosslinked copolymer, capable of swelling in ethanol to give a swollen copolymer containing at least 40% by weight of ethanol, and capable of swelling in water to give a swollen copolymer containing no more than 20% by weight of ...

Chang Clarence Dayton, Silvestri Anthony John, Smith Robert Lloyd: Production of gasoline hydrocarbons. Mobil Oil Corporation, Huggett Charles A, Farnsworth Carl D, December 23, 1975: US3928483 (126 worldwide citation)

This specification discloses a process for the production of aromatics-rich gasoline boiling-range hydrocarbons from the lower alcohols methanol, ethanol and propanol, or their ethers. The process is carried out in two or more stages. In the first stage, an alcohol or an ether is contacted with a co ...

Burke F Brush, Raphael Katzen: Hydrous alcohol distillation method and apparatus. Raphael Katzen Associates International, Merriam Marshall & Bicknell, December 22, 1981: US04306942 (123 worldwide citation)

An improved distillation method and apparatus are provided for recovering hydrous ethanol from fermentation or synthetic feedstocks. Substantial energy savings are realized by utilizing a pair of stripper-rectifier towers in which overhead vapors from one tower operating at a higher pressure supply ...

Kimberly Ann Horan, Carl David Murphy, Russell Mark Stephens, R Jay Warner, Kenneth Allen Windhorst: Process improvement for continuous ethyl acetate production. Celanese International Corporation, M Susan Spiering, July 27, 2004: US06768021 (123 worldwide citation)

Disclosed herein is an improved process for producing ethyl acetate comprising contacting acetic acid and ethanol in a reaction zone in the presence of an acid catalyst, distilling formed vapors and condensing to form an organic phase rich in ethyl acetate and an aqueous phase rich in water, separat ...

James L Gaddy: Biological production of ethanol from waste gases with Clostridium ljungdahlii. Bioengineering Resources, Howson and Howson, October 24, 2000: US06136577 (122 worldwide citation)

A method and apparatus for converting waste gases from industrial processes such as oil refining, carbon black, coke, ammonia, and methanol production, into useful products is disclosed. The method includes introducing the waste gases into a bioreactor where they are fermented to various product, su ...

[fr] Hydrogénation dacide éthanoïque pour produire de léthanol, [de] Hydrierung von Essigsäure zur Herstellung von Ethanol, [en] Hydrogenation of ethanoic acid to produce ethanol. BP, May 19, 2010: EP2186787-A1 (121 worldwide citation)

[en] The present invention relates to a process for the production of ethanol (and optionally methanol) from a carbonaceous feedstock wherein the ethanoic acid (produced by a multi-step process from the carbonaceous feedstock) is hydrogenated to produce ethanol in the same reactor unit and with the ...

James L Gaddy, Edgar C Clausen: Clostridiumm ljungdahlii, an anaerobic ethanol and acetate producing microorganism. The Board of Trustees of the University of Arkansas, Hermann Ivester, December 22, 1992: US05173429 (121 worldwide citation)

A newly discovered microorganism was isolated in a biologically pure culture and designated Clostridium ljungdahlii, having the identifying characteristics of ATCC No. 49587. Cultured in an aqueous nutrient medium under anaerobic conditions, this microorganism is capable of producing ethanol and ace ...

Claudio L K Lins: High alcohol content aerosol antimicrobial mousse. S C Johnson & Son, December 1, 1992: US05167950 (120 worldwide citation)

This invention relates to a high alcohol content aerosol antimicrobial mousse which is dispensed as a foam for use as an antiseptic. The mousse composition comprises (1) 85-98% of an intermediate concentrate and (2) 2-15% of a hydrocarbon propellant. The intermediate concentrate comprises from 52-75 ...

Stephen William Colley, Christopher Richard Fawcett, Colin Rathmell, Michael William Marshall Tuck: Process for the preparation of ethyl acetate. Davy Process Technology, Senniger Powers, October 26, 2004: US06809217 (120 worldwide citation)

Ethanol is dehydrogenated in the presence of hydrogen over a dehydrogenation catalyst, for example, a copper on silica catalyst. The liquefiable products present in the resulting intermediate reaction product mixture are selectively hydrogenated over a suitable catalyst, such as 5% ruthenium on carb ...

Daniel Berian John, Gracey Benjamin Patrick: Process for the production of alcohol from a carbonaceous feedstock. Bp, May 20, 2009: EP2060555-A1 (120 worldwide citation)

The present invention relates to a process for the production of ethanol from a carbonaceous feedstock; wherein the carbonaceous feedstock is first converted to synthesis gas which is then converted to ethanoic acid, which is then esterified and which is then hydrogenated to produce ethanol.

Click the thumbnails below to visualize the patent trend.