File:Frasch Process used on a salt dome.png
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Summary
| Description |
English: Illustration that shows the structure of a sulfur-containing salt dome and the details of the Frasch pump used to extract the sulfur from
underground formations. Superheated water is pumped into the formation to melt the sulfur. The molten sulfur is lifted to the surface with compressed air. |
| Date | |
| Source | Materials Flow of Sulfur, USGS Open-File Report 02-298; https://pubs.usgs.gov/of/2002/of02-298/of02-298.pdf |
| Author | Joyce A. Ober |
Licensing
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This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:13, 7 October 2018 | | 1,443 × 703 (590 KB) | Pi3.124 | User created page with UploadWizard |
File usage
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Global file usage
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- Usage on fr.wikipedia.org
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