Composite screen with integral inflatable seal
US7909172B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 24, 2007 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Feb 9, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB07B1/4609
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A shaker screen including a screen frame and an inflatable sealing element integrally formed with the screen frame is disclosed. A screen sealing system including a plurality of shaker screens, each shaker screen having a screen frame and an inflatable sealing element integrally formed with the screen frame, wherein the inflatable sealing elements of each shaker screen are in fluid communication is also disclosed. A method of sealing a composite screen including assembling at least one shaker screen within a shale shaker and inflating at least one inflatable sealing element disposed along at least a portion of a perimeter of the screen frame, the portions selected from a group consisting of a top surface, a bottom surface, and an outer surface is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.