Systems, methods and apparatus for choked flow element extraction
US9449793B2 · kind B2 · utility
450Cited by
57References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 2010 |
| Grant date | Sep 20, 2016 |
| Priority date | — |
| Expiry date | May 30, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2237/334
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A plasma source includes a ring plasma chamber, a primary winding around an exterior of the ring plasma chamber, multiple ferrites, wherein the ring plasma chamber passes through each of the ferrites and multiple plasma chamber outlets coupling the plasma chamber to a process chamber. Each one of the plasma chamber outlets having a respective plasma restriction. A system and method for generating a plasma are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.