Composite filter sock anchors, compost filter sock assemblies and method of forming same
US11117075B2 · kind B2 · utility
1Cited by
12References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 6, 2018 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Jan 21, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D2600/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A compost filter sock assembly comprising a filter sock and compost filter anchor system comprising one of i) an interconnected series of compost filter sock anchors alternating on the downstream and upstream side of the filter sock, wherein the compost filter sock anchors are interconnected with strapping between adjacent compost filter sock anchors on opposed sides of the filter sock such that the strap traverses the filter sock; or ii) a downstream wooden stake having a fin coupled thereto that extends laterally on both sides of the wooden stake.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.