Roller shaft portion thermal insulation member for continuous annealing furnace and continuous annealing furnace
US11536515B2 · kind B2 · utility
0Cited by
7References
5Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 31, 2020 |
| Grant date | Dec 27, 2022 |
| Priority date | — |
| Expiry date | Nov 29, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27D7/06
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Provided is a roller shaft insulation member for reducing the heat which is conducted to the bearings by passing through the space between the roller insertion hole of a continuous annealing furnace and the roller, wherein the roller shaft insulation member of the continuous annealing furnace comprises an inorganic fiber blanket, which contacts or is near the outer circumferential surface of the roller and in which the content of 45 μm or larger shot is 3% or less. A continuous annealing furnace provided with said roller shaft insulation member is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.