US 12,330,333 B2
Method for producing a cementitious board, apparatus for producing a cementitious board, and cementitious board
Stergios Karakoussis, Laubach (DE); Alexander Hartmann, Kleinlangheim (DE); Georgi Paraskov, Neustadt an der Aisch (DE); Carlo Knauf, Weigenheim (DE); and Anton Peter, Wuerzburg (DE)
Assigned to Knauf Gips KG, Iphofen (DE)
Filed by Knauf Gips KG, Iphofen (DE)
Filed on Oct. 24, 2023, as Appl. No. 18/493,502.
Application 18/493,502 is a division of application No. 17/781,760, granted, now 11,911,928, previously published as PCT/EP2019/000337, filed on Dec. 16, 2019.
Prior Publication US 2024/0066754 A1, Feb. 29, 2024
Int. Cl. B32B 37/12 (2006.01); B28B 19/00 (2006.01); B32B 3/10 (2006.01); B32B 5/18 (2006.01); B32B 7/12 (2006.01); B32B 37/00 (2006.01); B32B 37/02 (2006.01); C04B 41/00 (2006.01); C04B 41/45 (2006.01); C04B 41/48 (2006.01); C04B 41/63 (2006.01); E04C 2/04 (2006.01); B32B 5/02 (2006.01); B32B 5/24 (2006.01); B32B 13/08 (2006.01); B32B 13/14 (2006.01); B32B 29/00 (2006.01); C04B 111/00 (2006.01)
CPC B28B 19/0092 (2013.01) [B32B 3/10 (2013.01); B32B 5/18 (2013.01); B32B 7/12 (2013.01); B32B 37/0046 (2013.01); B32B 37/02 (2013.01); C04B 41/009 (2013.01); C04B 41/4503 (2013.01); C04B 41/4869 (2013.01); C04B 41/63 (2013.01); E04C 2/044 (2013.01); B32B 5/02 (2013.01); B32B 5/245 (2013.01); B32B 13/08 (2013.01); B32B 13/14 (2013.01); B32B 29/007 (2013.01); B32B 37/12 (2013.01); B32B 2250/40 (2013.01); B32B 2255/02 (2013.01); B32B 2255/26 (2013.01); B32B 2266/0214 (2013.01); B32B 2266/14 (2016.11); B32B 2307/724 (2013.01); C04B 2111/0062 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An apparatus for producing a cementitious board, comprising:
a conveying device for conveying a first liner with first overlap sections—in a transport direction;
at least one slurry feeder device for applying at least one layer of at least one slurry comprising a cementitious material onto the first liner;
a liner feeding device for providing and arranging a second liner with second overlap sections such that it contacts the first overlap sections of the first liner wherein the at least one layer of the at least one slurry is arranged between the first liner and the second liner;
an adhesive foam feeder for providing an adhesive foam on at least one of the first or the second overlap sections; and
a means for bonding the first liner and the second liner.