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File:Delayed Coker.jpg

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Delayed_Coker.jpg(309 × 357 pixels, file size: 26 KB, MIME type: image/jpeg)


English: Photograph of a 4-drum delayed coking unit in a petroleum refinery.
Author Valero Energy Corporation

The photo was included in a brochure submitted to the Securities Exchange Commission (SEC) by the Valero Energy Corporation as part of an 8-K Report. The SEC is a U.S. Federal agency.


Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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9 July 2007

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current19:59, 8 March 2012Thumbnail for version as of 19:59, 8 March 2012309 × 357 (26 KB)Mbeychok{{Information |Description ={{en|1=Photograph of a 4-drum delayed coking unit in a petroleum refinery.}} |Source = |Author =Valero Energy Corporation |Date =July 9, 2007 |Permission ...
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