Components of apparatus for film making and method for manufactu

Details Components of apparatus for film making and method for manufactu Components of apparatus for film making and method for manufactu

1996-04-02

1997-05-13

Silverberg, Sam

Metal treatment

Process of modifying or maintaining internal physical...

Processes of coating utilizing a reactive composition which...

148264, 148253, C23C 2207

Patent

active

056288395

ABSTRACT:
Components of apparatus for film making and method for manufacturing the same include components made from aluminum alloy or aluminum without or with uneven surface of unevenness size of up to several mm, which are immersed in any one of sulfuric acid, phosphoric acid, oxalic acid, and chromic acid, and then washed and dried. Such components prevent the deposit of film forming materials on the components form peeling off during film making operation.

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