[extropy-chat] delta 4

[Spike]

> Mike Lorrey
> 
> Hey, does this booster use the closed system turbopumping technology
> that Energia developed for their moon rocket? I have been seeing stuff
> about the Russians selling this technology to US companies but was not
> sure if anything was being put into use...
> 
> =====
> Mike Lorrey

I don't know Mike, we don't have access to Booeing
proprietary documentation.

http://baltimore.bizjournals.com/baltimore/stories/2003/05/05/daily4.htm
l

Oops, heh heh, I meant to post this one, ahem.

http://spaceflightnow.com/news/n0105/08delta4/

This site says the Delta 4 isn't a Ruskie design. 
Here's a site that has some good RS-68 info:

http://www.boeing.com/defense-space/space/propul/RS68.html