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2 404 933

(13)

(51)

IPC

C03C8/02(2006-01-01)

(21) (22)

Application

2009131814/03, 2009-08-24

(24)

Start date

2009-08-24

(22)

Actual filing date

2009-08-24

(45)

Published

2010-11-27

(72)

Inventor

Rozenenkova Valentina AlekseevnaMironova Nadezhda AleksandrovnaSolntsev Stanislav SergeevichGavrilov Sergej Vladimirovich

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie Nauchno-Issledovatel'Skij Institut Aviatsionnykh Materialov"

PROTECTIVE PROCESS COAT FOR STEELS AND ALLOYS Russian patent published in 2010 - IPC C03C8/02

Abstract RU 2404933 C1

FIELD: metallurgy.

SUBSTANCE: proposed invention covers process coat for steels and alloys with the following chemical composition, in wt %: Al₂O₃ - 19-35, CaO - 1-8, MgO - 1-7.5, 3CaO·Al₂O₃ - 0.8-1.2, CaO·6Al₂O₃ - 3-11, BaO·6Al₂O₃ - 3-5, MgO·Al₂O₃ - 0.3-1, SiO₂ making the rest.

EFFECT: high-quality surface of metal parts in heating in common furnace without controlled atmosphere.

2 tbl, 4 ex

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RU 2 404 933 C1

Authors

Rozenenkova Valentina Alekseevna

Mironova Nadezhda Aleksandrovna

Solntsev Stanislav Sergeevich

Gavrilov Sergej Vladimirovich

Dates

2010-11-27—Published

2009-08-24—Filed