Cast-iron cylindrical member and composite structure
US10596624B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Nov 17, 2017 |
| Grant date | Mar 24, 2020 |
| Priority date | — |
| Expiry date | Nov 30, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J10/04
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Provided is a cast-iron cylindrical member having projections (P) formed integrally with a casted surface (an outer peripheral surface), and a composite structure including the cast-iron cylindrical member and an outer periphery-side member. The cast-iron cylindrical member satisfies:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.