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File:Mist flow OTEC power generator compact.jpg

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Description
English: Image of a particular Mist lift power generator. The illustration is from US patent 4,441,321 "Compact mist flow power generator" and is a merge of figures 3A and 3B, which the patent states "together show a new form of mist flow generator illustrating the principles of the present invention." Red letters do not appear in the patent and were included for simplified description:
  • A: Vacuum pump which maintains low pressure in the structure.
  • B: Inlet to allow warm water surface water to flow down to the turbine.
  • C: Base of the structure 100M below surface where the turbine is located.
  • D: Cold water pipe which extends to depth (usually 700 to 1000 meters depth).
  • E: Location where cold water jets spray upwards into vessel.
Detailed descriptions of the meaning of all numbered items may be found in the patent linked to below.
Date
Source http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=4,441,321.PN.&OS=PN/4,441,321&RS=PN/4,441,321
Author Stuart L. Ridgway
Permission
(Reusing this file)		 patent illustration in public domain
  • Clipped from patent pdf file and two part image merged in Adobe Photoshop (see link above).
  • There is no notice of copyrighted images in the patent. I the uploader have read the patent. Some forms of the patent are not searchable. Those interested in a search verification may examine the .gov copy of the patent linked to above or by using the google searchable text here.
Public domain The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)

The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}.

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current04:08, 2 June 2012Thumbnail for version as of 04:08, 2 June 2012611 × 1,644 (174 KB)J JMesserly{{Information |Description = {{en|Image of a particular w:Mist lift power generator. The illustration is from US patent 4,441,321 "Compact mist flow power generator" and is a merge of figures 3A and 3B, which the patent states "together show a ne...

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