Method of ultrasonic cleaning

Method of ultrasonic cleaning

Test Panel Spray/Bake Device U.S.Patent 5,462,601. Oct. 31, 1995 AI Falcoff et al., assignors to E.I. Du Pont de Nemours and Co., Wilmington, De/. A s...

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Test Panel Spray/Bake Device U.S.Patent 5,462,601. Oct. 31, 1995 AI Falcoff et al., assignors to E.I. Du Pont de Nemours and Co., Wilmington, De/. A spray booth enclosing a spraying zone

and a separate baking zone having entry means for introducing a panel and means for vertically positioning the panel in the booth, computer means for controlling coating flow to a spray gun and for actuating monitoring and correcting parameters of movement and coating flow to the gun and movement of the panel within the spray booth.

to generate a composite signal composed of a time series of the oscillating signals; and applying the composite signal as a drive signal to oscillate the ultrasonic vibrator for radiating ultrasonic energy into the solution in the cleaning tank.

Vacuum Coating

Device

U.S. Patent 5,462,602. Oct. 31, 1995 C. Misiano and E. Simoneffi, assignors Cenfro Technologie Del Vuofo, Carsol,

to CE.TE.V Italy

An apparatus for continuous reactive metal deposition in vacuum with web looping over upper and lower rollers.

Method of Ultrasonic Cleaning U.S.Patent 5,462,604.Ocf. 31, 1995 Y Shibano, To@0and T. Saifo, Fukusnima-ken, Japan

A method of oscillating an ultrasonic vibrator for radiating ultrasonic energy into a cleaning solution, comprising generating a plurality of oscillating signals having respective different frequencies, which are integral multiples of single natural frequency of the ultrasonic vibrator; switching between and ouputting the oscillating signals for respective periods of time thereby

Etching

Solution

U.S. Pafent5,462,640. Oct. 31, 1995 W Stark and I?. Ruprechf, assignors to Kernforscnungszent Karfsrube Gmbf-f, Karlsruhe, Germany

Preparation of Lead-ZirconiumTitanium Film and Powder By Electrodeposition U.S. Patent 5,462,647. Oct. 31, 1995 R.N. Bhaffacharya and D.S. Ginley assignors to Midwest Research Institute, Kansas Cik MO.

A process for the preparation of a leadzirconium- titanium film, comprising providing an electrodeposition bath comprising an electrolyte medium and a cathode substrate electrode; providing to the bath soluble salts of lead, zirconium, and titanium metals; electrically energizing the bath to thereby direct ions of each respective metal in the bath to the substrate electrode to thereby cause formation of metallic particles as a film of lead-zirconiumtitanium on the electrode; and recovering the film.

Electroforming

A method of etching away a metal layer from a substrate, comprising providing an etching solution and immersing the substrate coated with the metal layer into the etching solution for a time effective to etch away the metal layer.

A method for fabricating a metal member having a plurality of fine holes, comprising forming- a repeatedly usable master, _ which-includes a conductive substrate hav-

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Process

U.S. Patent 5,462,648. Oct. 31, 1995 K. Wakabayashi and N. Nebashi, assignors to Fuji Xerox Co. Ltd., Tokyo

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