![]() Original Assignee Spinks H C Clay Co Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US07/099,917 Inventor William Kohut Current Assignee (The listed assignees may be inaccurate. Google Patents US4812427A - Clay slurryÄownload PDF Info Publication number US4812427A US4812427A US07/099,917 US9991787A US4812427A US 4812427 A US4812427 A US 4812427A US 9991787 A US9991787 A US 9991787A US 4812427 A US4812427 A US 4812427A Authority US United States Prior art keywords slurry clay percent ball clay weight Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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