1
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 ...



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