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Application

5062340/02, 1992-09-16

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Actual filing date

1992-09-16

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Published

1994-11-30

(72)

Inventor

Zhilov G.M.Lebedeva K.V.Ol'Vovskij Ja.B.Lifson M.I.Dressen V.V.Arlievskij M.P.Nemirovskij I.R.Shmerling L.A.Drozdov A.N.

(73)

Holder

Sankt-Peterburgskoe Aktsionernoe Obshchestvo Nauchno-Issledovatel'Skogo I Proektnogo Instituta Osnovnoj Khimicheskoj Promyshlennosti

APPARATUS FOR PRODUCING ZINC OXIDE USED IN MANUFACTURE OF VARISTORS Russian patent published in 1994 - IPC

Abstract RU 2023735 C1

FIELD: chemical engineering; apparatuses for production of zinc oxide. SUBSTANCE: apparatus incorporates furnace (main unit), charging unit, melting, evaporating and oxidizing chambers. Melting and evaporating chambers are made in the form of cylinders made of lining material and enclosed in metallic shells functioning as electric heaters. Oxidizing chamber shell is provided with induction heater and evaporating chamber shell is connected directly to power source. Apparatus further includes dust extracting chamber, mixing chamber, gas scrubbing system, end product entrapping system, fan, and heat exchanger employed as cooler. EFFECT: more sophisticated design. 5 cl, 3 dwg

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RU 2 023 735 C1

Authors

Zhilov G.M.

Lebedeva K.V.

Ol'Vovskij Ja.B.

Lifson M.I.

Dressen V.V.

Arlievskij M.P.

Nemirovskij I.R.

Shmerling L.A.

Drozdov A.N.

Dates

1994-11-30—Published

1992-09-16—Filed

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