FIELD: protection of pipes. SUBSTANCE: proposed frit contains (mass % ): silicium oxide 50-65, boron oxide 0.5-10, titanium oxide 0.5-6.2, sodium oxide+potassium oxide+lithium oxide 15-25, calcium oxide+ magnesium oxide 2-10, zirconium oxide 4-12, nickel oxide 1-2.5, cobalt oxide 0.5-1, manganese oxide 2-10. EFFECT: improves quality of enamel. 2 tbl
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|---|---|---|---|
| ENAMEL | 1993 | 
 | RU2041174C1 | 
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 | RU2154036C2 | 
| SILICATE ENAMEL COATING FOR INTERNAL PROTECTION OF STEEL PIPELINES | 2020 | 
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| ENAMEL "STAVAN" | 2001 | 
 | RU2203234C2 | 
| ENAMEL FRIT COMPOSITION | 1991 | 
 | RU2008283C1 | 
| COMPOSITION OF GLASS-CRYSTAL COATING FOR STEEL CHEMICAL EQUIPMENT | 2018 | 
 | RU2750530C2 | 
| ENAMEL | 1995 | 
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| ENAMEL SLIP FOR GROUNDING COAT | 1998 | 
 | RU2148557C1 | 
| ENAMEL SLIP | 1993 | 
 | RU2065415C1 | 
| ABRASIVE TOOL | 1994 | 
 | RU2078678C1 | 
Authors
Dates
1995-05-27—Published
1992-07-15—Filed