ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,036, issued on March 17.

"Vault for encapsulating debris from asbestos concrete pipe repair" was invented by Danny Warren (Carver, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vault system is provided to allow capture and encapsulation of debris generated during the rehabilitation of asbestos concrete (AC) pipe allowing the debris to remain in place while rendering the asbestos containing material harmless, in a manner that protects the ecosystem and saves huge amounts of money lost to packaging, shipping and disposal of this debris. The vault system provides for containment and encapsulation of the AC pipe repair debris in place, elimina...