Grout support installation method for filter underdrain system
US10525382B2 · kind B2 · utility
1Cited by
20References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2017 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | May 29, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of installing a filter underdrain system includes: positioning a grout pad on a filter floor; positioning an underdrain block onto the grout pad such that the grout pad is displaced when the underdrain block is positioned on the grout pad; and inserting filler grout around the underdrain block.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.