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Fred Thomas Fred Thomas
Paul R Johnson, James Bero, Jeff G Carter, Anthony M Candia, George T Kieger, Ronald F Hales, Fred C Thomas III: Method of and apparatus for removing debris from the floptical medium. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Eric D Levinson, May 30, 1995: US05419733 (6 worldwide citation)

The current invention substantially removes particulate waste materials or debris from the floptical medium after laser etching. A low-temperature gas containing ice crystals is applied at a predetermined angle while the floptical medium is being rotated to improve the cleaning effect. The temperatu ...


2
Fred Thomas Fred Thomas
Johnson Paul R, Bero James, Carter Jeff G, Candia Anthony M, Kieger George T, Hales Ronald F, Thomas Fred C Iii: A method of and apparatus for removing debris from the floptical medium.. Minnesota Mining & Mfg, April 12, 1995: EP0647170-A1

A method and apparatus for removal of particulate waste materials or debris (10) from the floptical medium (1) after laser etching. A low temperature gas containing ice crystals (4) is applied at a predetermined angle while the floptical medium (1) is being rotated to improve the cleaning effect. Th ...


3
Fred Thomas Fred Thomas
Johnson Paul R, Bero James, Carter Jeff G, Candia Anthony M, Kieger George T, Hales Ronald F, Thomas Fred C Iii: A method of and apparatus for removing debris from the floptical medium. Minnesota Mining And Manufacturing Company, KURTZ Richard E, January 6, 1994: WO/1994/000274

A method and apparatus for removal of particulate waste materials or debris (10) from the floptical medium (1) after laser etching. A low temperature gas containing ice crystals (4) is applied at a predetermined angle while the floptical medium (1) is being rotated to improve the cleaning effect. Th ...


4
Ronald V Peterson, Wilfried Krone Schmidt: System for precision cleaning by jet spray. Hughes Aircraft Company, M E Lachman, M W Sales, W K Denson Low, May 31, 1994: US05315793 (177 worldwide citation)

A system for precision cleaning of contaminants from the surface of a substrate, such as delicate surfaces or precision parts, utilizing streams of carbon dioxide snow or other cleaning gas. The system includes an enclosed or sealed cleaning container in which at least one jet spray device is housed ...


5
Lakhi N Goenka: Supersonic exhaust nozzle having reduced noise levels for CO.sub.2 cleaning system. Ford Motor Company, Richard D Dixon, Roger L May, February 21, 1995: US05390450 (164 worldwide citation)

A CO.sub.2 nozzle receives and expels liquid CO.sub.2 through orifices sized for converting the CO.sub.2 liquid into CO.sub.2 snow. A body, defining an elongated cavity therein, is coupled to the CO.sub.2 nozzle such that the CO.sub.2 snow is ejected into the cavity. An exhaust nozzle is coupled to ...


6
Wayne T McDermott, Jin J Wu, Richard C Ockovic: Apparatus to clean solid surfaces using a cryogenic aerosol. Air Products and Chemicals, International Business Machines Corporation, Geoffrey L Chase, James C Simmons, William F Marsh, May 11, 1993: US05209028 (160 worldwide citation)

The present invention is an apparatus for cleaning semi-conductor solid surfaces using a spray of frozen cryogen, such as argon, to impinge on the solid surface to remove contaminant particles. The apparatus includes an appropriate nozzle positioned in a housing designed for ultra clean conditions i ...


7
Soonil Hong, Choon Kun Ryu, Michael P Nault, Kaushal K Singh, Anthony Lam, Virendra V S Rana, Andrew Conners: Method and apparatus for improving gap-fill capability using chemical and physical etchbacks. Applied Materials, Townsend & Townsend & Crew, February 20, 2001: US06190233 (120 worldwide citation)

A method and an apparatus for depositing a dielectric layer to fill in a gap between adjacent metal lines. In preferred embodiments of the method, a first dielectric layer is deposited over the lines and subsequently etched using both chemical and physical etchback steps. After the etchback steps ar ...


8
Denis A Rufin: Method and apparatus for in situ cleaning of excimer laser optics. American Air Liquide, Oblon Spivak McClelland Maier & Neustadt, March 26, 1991: US05001873 (112 worldwide citation)

A method and apparatus for cleaning the optical elements in an excimer laser in situ. A source of high pressure carbon dioxide gas is allowed to escape through a nozzle facing the surface of the optical elements. The escaping gas expands and cools sufficiently to form a carbon dioxide ice jet. The i ...


9
Torsten Nilsson, Rolando Mazzone, Erik Frandsen: Oxygen barrier properties of pet containers. PLM, Ladas & Parry, July 23, 1991: US05034252 (106 worldwide citation)

A container wall of stretched plastic material has high oxygen barrier properties by incorporating an activating metal into the plastic material. The plastic material is PET in admixture with a polyamide and the metal is either added to the mixture or contained in one or both of the polymers. The ma ...


10
Palombo Mario P, Driggs Matthew G, Brandt Werner V: Co2 jet spray system employing a thermal co2 snow plume sensor.. Hughes Aircraft Co, July 12, 1995: EP0662367-A1 (99 worldwide citation)

C02 jet spray cleaning apparatus (10) that monitors CO2 snow plume characteristics. The present invention is a C02 jet spray cleaning system (10) that comprises a holding tank (12) for containing liquid C02 (15), a spray nozzle (14) coupled to the holding tank (12), a valve (13) coupled between the ...



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