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1 790 303

(13)

A1

(51)

IPC

(21) (22)

Application

4874380/04, 1990-06-25

(22)

Actual filing date

1990-06-25

(45)

Published

1995-09-10

(72)

Inventor

Shevchenko G.P.Afanas'Eva Z.M.Potapenko L.T.Shen'Ko V.V.Gruzd S.V.Kalinka I.N.

PROCESS OF PRODUCTION OF AUDIO FILM COPIES ON COLOR POSITIVE CINE FILM Russian patent published in 1995 - IPC

Abstract SU 1790303 A1

FIELD: circulation of photographic phonograms of film copies. SUBSTANCE: process of production of audio film copies on color positive cine film consists in printing of color image, in recording of phonogram by method of direct sound recording on color positive cine film, in chemical-photographic processing in color developer, in bleaching, in separate black-and-white development in developer having following composition: SnCl2·2H2O 17-22; trilon Б 15-25; sodium hydroxide 30-40; potassium rodanide or ammonium rodanide 20-25; carboximethylecellulose 30-40 (up to viscosity 120-125 cst); water up to 1.0 1 and in fixing. EFFECT: improved quality of photograms, simplified technology of production of film copies. 1 tbl

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SU 1 790 303 A1

Authors

Shevchenko G.P.

Afanas'Eva Z.M.

Potapenko L.T.

Shen'Ko V.V.

Gruzd S.V.

Kalinka I.N.

Dates

1995-09-10—Published

1990-06-25—Filed

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