| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 04.00 |
| PATENT ASSIGNEE | ATT Environmental Technology Inc |
| PATENT CLAIMS |
- Sealedly enclosing an amount of waste in cooling chamber - Spraying liquefied N around said waste inside said cooling chamber for predetermined period of time until said amount of waste is rapidly frozen to freezing T of > -200F - Exhausting all kinds of gas generated around said frozen waste inside said sealed cooling chamber to a filter unit - Filtering said gas exhausted from said cooling chamber by said filter unit for ensuring no harmful gas is output - Immediately transferring said waste into a heated chamber having T < 200F for period of time - Decomposing said frozen waste in said heated chamber to form a bacteria free powder substance due to an instanta neous T difference of > 400F between said frozen waste & said heated chamber - Dehydrating water content of said waste in the said heated chamber removing said water content out of said heated chamber so as to accelerate the de-compn of said waste - Clearing said dehydrated powder substance from said heated chamber |
| PATENT PHOTOCOPY | Available on request |
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