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WAM® AL II is a unique, patent pending refractory designed to save energy for producers of aluminum and other light metals. This new furnace lining refractory is special enough to deserve its own web page. The link below will take you there.
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The United States Patent Office has awarded US Patent Serial No. 7,368,010 to Westmoreland Advanced
Materials™ for the base technology that led to the development of WAM® AL II Castable and its variants. Canadian and other International patents are pending .
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