METHOD AND APPARATUS FOR MAKING A GYPSUM BOARD
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United States of America Patent
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Issued Date -
Feb 1, 2024
app pub date -
Jul 10, 2023
filing date -
Jul 29, 2022
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Abstract
A method and apparatus to manufacture gypsum board that directs a first portion of aqueous gypsum slurry to a front cover sheet, directs a second portion of aqueous gypsum slurry to a back cover sheet, passes the back cover sheet over a roller spaced above the front cover sheet so that a majority of the second aqueous gypsum slurry falls off the back cover sheet onto the first portion of aqueous gypsum slurry on the front cover sheet. A gypsum board made by the method or apparatus.
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