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2 092 603

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IPC

(21) (22)

Application

95109804/02, 1995-06-14

(22)

Actual filing date

1995-06-14

(45)

Published

1997-10-10

(72)

Inventor

Lebedenko I.Ju.Rytvin E.I.Tykochinskij D.S.Levchenko S.D.Stepanova G.S.Mishura M.D.

(73)

Holder

Gosudarstvennoe Predprijatie Kompleks Supermetall"

PALLADIUM-BASED DENTAL ALLOY Russian patent published in 1997 - IPC

Abstract RU 2092603 C1

FIELD: dental materials. SUBSTANCE: invention relates to alloys based on precious metals and can be used as structural material for dental prostheses and also in other areas of medicine. Alloy exhibits high hardness, high yield strength, improved adhesion characteristics, and optimal coefficient of thermal expansion enabling use of both imported and home ceramic coatings. Alloy contains (in wt %): palladium, 45-70; gold, 10-25; copper, 10- 15; tin, 10-15, copper to tin ratio being 1:1. Alloy may be supplemented by one ore several platinum-group metals in quantity 0.1- 5%. EFFECT: improved consumer's quality of alloy. 2 cl, 1 tbl

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RU 2 092 603 C1

Authors

Lebedenko I.Ju.

Rytvin E.I.

Tykochinskij D.S.

Levchenko S.D.

Stepanova G.S.

Mishura M.D.

Dates

1997-10-10—Published

1995-06-14—Filed