patent · US7392988
Rotary seal
1 July 2008
Indexed reference — no copy held
This patent is cited by material in the archive, so it is indexed here by number, title and inventor. The archive holds no copy of its text.
Abstract
A rotary seal housing having opposing ends, a first fluid conducting slot at one of the opposing ends, a pair of spaced apart fluid conducting slots at the other opposing end, and sets of apertures connecting the first fluid conducting slot with the pair of fluid conducting slots, the housing having helical push back grooves that are arcuate in cross-section.
Provenance
- Collection
- Cited prior art
- Original PDF
- patentimages.storage.googleapis.com →
- Filed
- 2006-06-29
- Source
- Google Patents bibliographic record
- Granted
- 2008-07-01
- Inventors
- David T. Moldt; James E. Taylor; Sina Saylany; Equistar Chemicals LP