Method of making fluorescent lamp

Details Method of making fluorescent lamp Method of making fluorescent lamp

1975-12-09

1977-11-15

Hoffman, James R.

Coating processes

Electrical product produced

Fluorescent or phosphorescent base coating

427157, B05D 136, B05D 506, B05D 722

Patent

active

040586391

ABSTRACT:
A film of colloidal alumina is deposited on a fluorescent lamp envelope from a suspension containing nitrocellulose resin. After the film has dried, a phoshor coating is deposited thereon without the need of baking the film.

REFERENCES:
patent: 2337524 (1943-12-01), Michael
patent: 2709766 (1955-05-01), Nagy
patent: 2858234 (1958-10-01), Ishler
patent: 3083115 (1963-03-01), Baeder
patent: 3141990 (1964-07-01), Ray
patent: 3514276 (1970-05-01), Fujio
patent: 3541377 (1970-11-01), Nagy
patent: 3599029 (1971-08-01), Martyny
patent: 3700479 (1972-10-01), Arents
patent: 3845343 (1974-10-01), Hammer
patent: 3875454 (1975-04-01), Van der Wolf

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