Patents Assigned to Foundry Advanced Clay Technologies, L.L.C.
  • Process for recovering sand and bentonite clay used in a foundry
    Patent number: 6834706
    Abstract: Sand, bentonite clay and organics recovered as foundry waste from a green sand mold foundry are reclaimed for reuse in making new green sand molds and mold cores by a multi-step process involving both hydraulic and mechanical separation steps.
    Type: Grant
    Filed: February 4, 2003
    Date of Patent: December 28, 2004
    Assignee: Foundry Advanced Clay Technologies, L.L.C.
    Inventors: Robert C. Steele, Allen James Huff
  • Process for recovering sand and bentonite clay used in a foundry
    Patent number: 6554049
    Abstract: Sand, bentonite clay and organics recovered as foundry waste from a green sand mold foundry are reclaimed for reuse in making new green sand molds and mold cores by a multi-step process involving both hydraulic and mechanical separation steps.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: April 29, 2003
    Assignee: Foundry Advanced Clay Technologies, L.L.C.
    Inventors: Robert C. Steele, Allen James Huff