Process and apparatus for the surface treatment of flexible magn

Details Process and apparatus for the surface treatment of flexible magn Process and apparatus for the surface treatment of flexible magn

1979-01-16

1981-03-10

Smith, Gary L.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51262A, 51324, 427130, B24B 2104

Patent

active

042545854

ABSTRACT:
A process and apparatus for the treatment of the recording surface of magnetic recording media using consecutively arranged units for burnishing, cleaning and calendering the web of plastics film provided with a magnetic coating. The process and apparatus of the invention are particularly suitable for the manufacture of magnetic tapes for the recording and playback of video signals.

REFERENCES:
patent: 2680938 (1954-06-01), Peterson
patent: 3266196 (1966-08-01), Barcaro
patent: 3370982 (1968-02-01), Hayunga
patent: 3475782 (1969-11-01), Teuber
patent: 3510903 (1970-05-01), Stoever
patent: 3596413 (1971-08-01), Stewart
patent: 3616478 (1971-11-01), Murtz
patent: 3641605 (1972-02-01), Lindsay
patent: 4010514 (1977-03-01), Fischer
patent: 4100326 (1978-07-01), Somezawa
patent: 4108546 (1978-08-01), Rezanka

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