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2 116 990

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C1

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IPC

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Application

96120460/03, 1996-10-04

(22)

Actual filing date

1996-10-04

(45)

Published

1998-08-10

(72)

Inventor

Dedov N.V.Koshkarev A.I.Kutjavin Eh.M.Malyj E.N.Solov'Ev A.I.

(73)

Holder

Sibirskij Khimicheskij Kombinat

METHOD OF MANUFACTURING PIEZOELECTRIC CERAMIC MATERIALS BASED ON LEAD ZIRCONATE-TITANATE Russian patent published in 1998 - IPC

Abstract RU 2116990 C1

FIELD: radio electronics. SUBSTANCE: method includes decomposing, in low-temperature air plasma stream, nitric acid zirconium solution and modifying additives, isolating product from dust-vapor-gas mixture at 470-560 C, cooling it to ambient temperature, mixing it with lead and titanium oxides, compressing prepared mixture into briquets at 950-1060 C for 40-120 min, and grinding resultant product. EFFECT: improved reproducibility of specified characteristics. 3 cl, 3 tbl

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RU 2 116 990 C1

Authors

Dedov N.V.

Koshkarev A.I.

Kutjavin Eh.M.

Malyj E.N.

Solov'Ev A.I.

Dates

1998-08-10—Published

1996-10-04—Filed

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