Membrane for oil compensation
US9140618B2 · kind B2 · utility
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3References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 1, 2010 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Nov 22, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A membrane to compensate for effects on a volume of oil, the membrane is a metal capable of an elastic deformation and having a shape selected to optimize the elastic deformation in a desired manner so as to compensate for the effects on the volume of oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.