SIZING SCRAPER
FIELD: hydraulic pipeline transportation of materials in coal production, building and other industry branches. SUBSTANCE: sizing scraper is ball-shaped; gravity center of scraper is shifted relative to ball center. On surface of ball hemisphere arranged closer to gravity center of ball there are un...
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Zusammenfassung: | FIELD: hydraulic pipeline transportation of materials in coal production, building and other industry branches. SUBSTANCE: sizing scraper is ball-shaped; gravity center of scraper is shifted relative to ball center. On surface of ball hemisphere arranged closer to gravity center of ball there are uniformly arranged dents and recesses. EFFECT: lowered cost of cleaning pipeline, reliable transportation of hydraulic mixtures of solid materials by pipeline. 1 dwg |
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