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Christian Peter Lenges, Josef Huybrechts, Douglas J Adelman: Process for preparing amide acetals. E I du Pont de Nemours and Company, Sudhir G Desbmukh, October 21, 2008: US07439354 (227 worldwide citation)

A process for preparing amide acetals represented in Formula I comprising dehydrating a reactant mixture comprising reactants selected from a group consisting of N-acyl dialkanol amines, O-acyl dialkanol amines and mixtures thereof wherein n and m are independently 2 or 3; p is 1, 2 or 3; R1 and R2 ...


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David J Carini, John Jonas V Duncia, Sung Eun Yoo: Angiotensin II receptor blocking benzimidazoles. E I Du Pont De Nemours and Company, November 14, 1989: US04880804 (216 worldwide citation)

Substituted benzimidazoles such as ##STR1## and pharmaceutically suitable salts thereof are useful as angiotensin II blockers. These compounds have activity in treating hypertension and congestive heart failure.


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Richard D Skeirik: Neural network process measurement and control. E I Du Pont de Nemours and Co, Sterne Kessler Goldstein & Fox, January 25, 1994: US05282261 (214 worldwide citation)

A computer neural network process measurement and control system and method uses real-time output data from a neural network to replace a sensor or laboratory input to a controller. The neural network can use readily available, inexpensive and reliable measurements from sensors as inputs, and produc ...


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James W Ashmead, Charles T Blaisdell, Melvin H Johnson, Jack K Nyquist, Joseph A Perrotto, James F Ryley Jr: Integrated chemical processing apparatus and processes for the preparation thereof. E I Du Pont de Nemours and Company, July 9, 1996: US05534328 (212 worldwide citation)

An integral structure is provided for chemical processing and manufacture, in which a plurality of laminae are joined together and having inlet and outlet ports connected by a three dimensionally tortuous channel. Chemicals are introduced through the inlet ports and processed along the channel, with ...


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Blades Herbert: High strength polyamide fibers and films. E I du Pont de Nemours and Company, Schwartz Sol, March 4, 1975: US3869429 (205 worldwide citation)

Fibers and films of extremely high strength, i.e. at least about 18 gpd. consist essentially of certain polyamides. These products have filament and film elongations of at least 3.5% and possess a novel crystalline structure with crystalline regions having a primary apparent crystallite size of less ...


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Lisa A Cantu, Edward F McBride, Marion W Osborne: Formation fracturing process. Conoco, E I Du Pont de Nemours and Company, July 18, 1989: US04848467 (201 worldwide citation)

Hydroxyacetic acid condensation product is used as a fluid loss material in a formation fracturing process in which a fracturing fluid comprising a hydrolyzable aqueous gel is used. The hydroxyacetic acid condensation product degrades at formation conditions to provide hydroxyacetic acid which break ...


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Robert Joseph Statz, John Chu Chen: Highly-neutralized ethylene copolymers and their use in golf balls. E I du Pont de Nemours and Company, November 25, 2003: US06653382 (201 worldwide citation)

Thermoplastics with high resilience (high coefficient of restitution) and softness (low Atti compressions) and their use in golf ball components. Melt-processible, highly-neutralized ethylene acid copolymers and process for making them by incorporating an aliphatic, mono-functional organic acid in t ...


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Vladimir Grushin, Daniel D Lecloux, Viacheslav A Petrov, Ying Wang: Electroluminescent iridium compounds with fluorinated phenylpyridines, phenylpyrimidines, and phenylquinolines and devices made with such compounds. E I du Pont de Nemours and Company, December 30, 2003: US06670645 (199 worldwide citation)

The present invention is generally directed to electroluminescent Ir(III) compounds, the substituted 2-phenylpyridines, phenylpyrimidines, and phenylquinolines that are used to make the Ir(III) compounds, and devices that are made with the Ir(III) compounds.


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John C Sanford, Michael J DeVit, Ronald F Bruner, Stephen A Johnston: Method and apparatus for introducing biological substances into living cells. E I Du Pont de Nemours and Company, April 20, 1993: US05204253 (198 worldwide citation)

A process is described which uses a "cold" gas shock to accelerate microprojectiles wherein particles are presented to the gas shock on a planar surface perpendicular to the plane of expansion of the gas shock wave. Several different apparatus capable of accomplishing this method are described.