Patent ID: 7529691

Claim:
A system for conducting buy and sell transactions over a computer network for a non-commodity that can have differing chemical and physical characteristics, comprising: means for a plurality of sellers to each provide to the network physical, chemical, and electrical characteristics of a quantity of the non-commodity available for sale and a cost of the available non-commodity, creating a database of non-commodity materials or items including different physical, chemical and electrical characteristics for each non-commodity available; means for a buyer to provide to the network a performance simulation model of a process utilizing equipment currently in operation or intended to be in operation and also utilizing a desired amount of the non-commodity for use in the process, the performance simulation model being able to estimate production or operating cost and the operating characteristics of the process based on chemical and physical characteristics of the non-commodity used in the process; means for the buyer to also provide a desired maximum production or operating cost of the process, or a range of desired operating characteristics; means for estimating the production or operating cost of the process utilizing at least some of the different non-commodities from the database of different non-commodities in the performance simulation model to make a comparison of at least some of the different non-commodity materials or items to determine which, if any, of the at least some of the different non-commodity materials or items are within the maximum process cost; means for providing the buyer with a list of non-commodities that when utilized in the process provide for the desired maximum process production or operating cost, or provide for a range in desired operating characteristics; and the buyer buys at least one said non-commodity on the list from at least one of the sellers.