(19)
RU
(11)
2 012 691
(13)
C1
(51)
IPC
(21) (22)
Application
5009292/02, 1991-11-12
(22)
Actual filing date
1991-11-12
(45)
Published
1994-05-15
(72)
Inventor
Grachev S.V.Zavarov A.S.Kolpakov A.S.Balandin Ju.A.
(73)
Holder
Balandin Jurij AleksandrovichGrachev Sergej Vladimirovich
FIELD: metallurgy. SUBSTANCE: composition has, wt. -% : boron carbide 5-35; copper oxide 0.05-0.25; ammonium chloride 0.05-0.1; corundum 64.65-94.9. EFFECT: enhanced quality of composition. 1 tbl
Authors
Grachev S.V.
Zavarov A.S.
Kolpakov A.S.
Balandin Ju.A.
Dates
1994-05-15—Published
1991-11-12—Filed