Check valve (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Check valve" in English language version.

refsWebsite

Global rank English rank

low place

low place

low place

low place

low place

low place

2web.archive.org

1^st place

1^st place

5^th place

5^th place

1chromatographyonline.com

low place

low place

1industrialvalvestore.com

low place

low place

1northvalekorting.co.uk

low place

low place

1dft-valves.com

low place

low place

low place

low place

1pentairaquaeurope.com

low place

low place

low place

low place

1howstuffworks.com

840^th place

635^th place

75^th place

83^rd place

chromatographyonline.com

Dolan, John (20 May 2016). "Chromatography on line, from J.W. Dolan, LCGC North Am. 26(6), 532–538 (2008)". LCGC Europe. LCGC Europe-05-01-2016. 29 (5): 258–261.

dft-valves.com

"Check Valves". DFT Valves. Retrieved 2017-10-26.

howstuffworks.com

science.howstuffworks.com

"How Water Slides Work". howstuffworks.com. 31 August 2001.

industrialvalvestore.com

"Industrial valve store>>Valves>>Check Valves, paragraph on ball check valves".

nasa.gov

ntrs.nasa.gov

"Simple Check Valves for Microfluidic Devices" (PDF). NASA's Jet Propulsion Laboratory, Pasadena, California. NASA Tech Briefs. 2010-05-01. Retrieved 2017-10-26.

neoperl.net

"NEOPERL". www.neoperl.net.
"NEOPERL". www.neoperl.net.

northvalekorting.co.uk

Wright, Stephen. "Norval valve performance". Northvale Korting. Archived from the original on 2009-04-27. Retrieved 2009-05-19.

pentairaquaeurope.com

"Autotrol". pentairaquaeurope.com.

usplastic.com

U.S. Plastic Corp. "GF PVC Cone Check Valves Type 561 & 562". www.usplastic.com.
U.S. Plastic Corp. "NIBCO® Chemtrol® TruUnion Ball Check Valves". www.usplastic.com.

valcor.com

Valcor Nuclear. "Nuclear Check Valves – Excess Flow Check Valves". valcor.com.
Valcor. "Aircraft Check Valves in Hydraulic Systems". valcor.com.
Valcor Aerospace Division. "Aerospace Check Valves". valcor.com.

valveman.com

Fleming, Jennifer. "ValveMan Blog". ValveMan Brand VM6800 In-Line Check Valve- Product Overview. ValveMan LLC. Archived from the original on 2012-06-10. Retrieved 1 August 2012.

watts.com

"Flow Check Valves". www.watts.com.

web.archive.org

Wright, Stephen. "Norval valve performance". Northvale Korting. Archived from the original on 2009-04-27. Retrieved 2009-05-19.
Fleming, Jennifer. "ValveMan Blog". ValveMan Brand VM6800 In-Line Check Valve- Product Overview. ValveMan LLC. Archived from the original on 2012-06-10. Retrieved 1 August 2012.

worldcat.org

search.worldcat.org

Christopher., Dickenson, T. (1999). Valves, piping, and pipelines handbook (3rd ed.). Oxford, UK: Elsevier Advanced Technology. ISBN 9781856172523. OCLC 41137607.{{cite book}}: CS1 maint: multiple names: authors list (link)