1
James William Ashmead, Charles Thomas Blaisdell, Melvin Harry Johnson, Jack Kent Nyquist, Joseph Anthony Perrotto, James Francis Ryley Jr: Integrated chemical processing apparatus and processes for the preparation thereof. E I Du Pont de Nemours and Company, November 25, 1997: US05690763 (89 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 ...


2
Melvin Harry Johnson, David Anthony Belfiore, Mark A Hackler, Anandkumar Ramakrishnan Kannurpatti, Robert Lee Brown, Stephen Cushner, Robert Finley Drury: Method and apparatus for thermal processing a photosensitive element. E I du Pont de Nemours and Company, Thomas H Magee, September 28, 2004: US06797454 (57 worldwide citation)

A method and apparatus for thermal processing a photosensitive element includes heating a composition layer on a flexible substrate to a melt temperature of an unirradiated area of the composition layer and maintaining the flexible substrate at a temperature below the melt temperature while pressing ...


3
Melvin Harry Johnson, Calvin Brooks Walker: Process and apparatus. E I Du Pont de Nemours and Company, January 11, 1977: US04002013 (13 worldwide citation)

A running yarn is spliced into a running tow by entangling filaments of the tow with and about filaments of the yarn with an air-jet device, the leading portion of the yarn is severed to leave a small protruding tail, and the tail is entangled within the tow with a second air-jet device. The air-jet ...


4
Terry Robin Cain, Dennis Leslie Frost, Melvin Harry Johnson, Maurice Cornelius Todd: Single impingement bulking jet. E I du Pont de Nemours and Company, March 7, 2000: US06032341 (5 worldwide citation)

The present invention is directed to: a non-interlacing expirating yarn bulker comprising a body having an enclosed yarn passage extending therethrough. The yarn passage includes an inlet region, a throat region and an expanding region. A single pressurized fluid channel extends through the body and ...


5
Terry Robin Cain, Edward Joseph Delawski, Donald William Gillespie, Melvin Harry Johnson, John Christopher Modla, Jerry Fuller Potter, Jon Ovitt Stanley: Wrap detection device. E I du Pont de Nemours and Company, October 12, 1999: US05964391 (3 worldwide citation)

A sensor for use with a yarn processing apparatus that includes at least one roll over at least a portion of the surface of which at least one yarn is conveyed is operative to generate an accumulation signal representative of a wrap accumulation of yarn circumferentially around the surface of the ro ...


6
Edward Michael Joseph Boyle, Melvin Harry Johnson: Slot vacuum jet. E I Du Pont de Nemours and Company, June 1, 1976: US03960305 (1 worldwide citation)

An improved suction nozzle is comprised of a narrow constant height slot passageway open at one end and communicating at the other end with an expansion chamber which, in turn, is connected to a cylindrical manifold. An orifice in the end of the manifold assists in the development of parallel fluid ...


7
Jerry Fuller Potter, Melvin Harry Johnson: Heated enclosure. E I du Pont de Nemours and Company, June 29, 1999: US05915699

A baffle structure that includes a generally cylindrical portion and at least one generally linear portion is associated with each roll in a yarn processing. The generally cylindrical portion is spaced a predetermined clearance distance from the surface of the roll with which it is associated to def ...



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