Patent ID: 6709475
Filing Date: 2004-03-23
Classification: H01L

Abstract:
An installation for fabricating semiconductor products, comprising:a building having a first story, a second story higher than said first story, a third story lower than said first story, a plurality of upper stories above said first story, and a plurality of lower stories below said first story; a plurality of fabrication units; at least one clean room located in said first story, in which at least one of said plurality of said fabrication units is configured; a supply system for supplying operating substances to said plurality of said fabrication units and for discharging the operating substances from said plurality of said fabrication units; said supply system including first supply lines and first discharge lines for downwardly guiding operating substances of greater density than a surrounding atmosphere; said supply system including second supply lines and second discharge lines for upwardly guiding operating substances of less density than the surrounding atmosphere; a plurality of reservoirs for holding the operating substances, said plurality of reservoirs being located at least in said second story and in said third story; said plurality of reservoirs including first reservoirs for holding the operating substances in liquid form being of greater density than the surrounding atmosphere; said plurality of reservoirs including second reservoirs for holding the operating substances in gaseous form being of greater density than the surrounding atmosphere; said first reservoirs and said second reservoirs being located in said plurality of said upper stories; said plurality of reservoirs including third reservoirs for holding the operating substances in liquid form being of greater density than the surrounding atmosphere; said plurality of reservoirs including fourth reservoirs for holding the operating substances in gaseous form being of greater density than the surrounding atmosphere; said third reservoirs and said fourth reservoirs being located in said plurality of said lower stories; said plurality of reservoirs including fifth reservoirs for holding the operating substances in liquid form being of less density than the surrounding atmosphere; said plurality of reservoirs including sixth reservoirs for holding the operating substances in gaseous form being of less density than the surrounding atmosphere; said fifth reservoirs and said sixth reservoirs being located in said plurality of said lower stories; said plurality of reservoirs including seventh reservoirs for holding the operating substances in liquid form being of less density than the surrounding atmosphere; said plurality of reservoirs including eighth reservoirs for holding the operating substances in gaseous form being of less density than the surrounding atmosphere; and said seventh reservoirs and said eighth reservoirs being located in said plurality of said upper stories.