Gemini 8-m Telescopes Project, AURA, 950 N. Cherry Ave., PO Box 26732, Tucson, Arizona 85726-6732

41 -- FABRICATION OF 50 HEAT EXCHANGER PANELS SOL 8100909. DUE 070896. Contact Point, Eric Hansen (520) 318-8412, Contracts Manager, Kenneth Krohn (520) 318-8411. The Gemini 8-m Telescopes Project is seeking qualified firms to fabricate and test fifty (50) heat exchanger panels. Each panel will be approximately two (2) square meters, and will consist of copper tubing brazed onto copper plate in a serpentine pattern. The panels will be operated at approximately 0 degrees Celsius, using a water glycol solution as the coolant at less than 100 psig. The panels will have one side covered with closed-cell insulation and the other side coated with a high emissivity finish. The Gemini 8-m Telescopes Project is an international collaboration to build two 8-meter telescopes, one to be located on Mauna Kea in Hawaii, the other to be located on Cerro Pachon in Chile. The Gemini project partners include the USA, United Kingdom, Canada, Argentina, Brazil and Chile. The Gemini project is operated by the Association of Universities for Research in Astronomy (AURA) under contract to the National Science Foundation. Companies who are interested in receiving the Invitation for Bids for this procurement should send a letter of interest by July 8, 1996, to the address below: Gemini 8-m Telescopes Project, 950 North Cherry Avenue, PO Box 26732, Tucson, Arizona 85726-6732, Attn: Contracts Manager, Request for Proposal No. 8100909. (176)

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