Refractory article
US11340018B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2018 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Jun 7, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27D3/0022
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A refractory article having a support structure including a first plurality of posts coupled by a first member; and a second plurality of posts substantially parallel with the first plurality of posts, the second plurality of posts coupled by a second member, wherein the support structure has a height, H, and wherein the first and second members are positioned between 0.3H and 0.7H. In another aspect, the support structure has a height to width ratio of at least 1.5, a stiffness factor of no greater than 100 mm, and a solid to open volume ratio of no greater than 5%. In another aspect, the support structure has a weight of no greater than 1200 kg, a stiffness factor of no greater than 100 mm, and a solid to open volume ratio of no greater than 5%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.