US 11,725,309 B2
Coforming processes and forming boxes used therein
Christopher Michael Young, Loveland, OH (US); Fei Wang, Mason, OH (US); Steven Lee Barnholtz, West Chester, OH (US); Hasan Eroglu, Liberty Township, OH (US); Edwin Arthur Stewart, Cincinnati, OH (US); John Ferney McKibben, West Chester, OH (US); and Gustav Andre Mellin, Amberley Village, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Dec. 16, 2015, as Appl. No. 14/970,586.
Claims priority of provisional application 62/170,179, filed on Jun. 3, 2015.
Prior Publication US 2016/0355950 A1, Dec. 8, 2016
Int. Cl. D04H 1/732 (2012.01); D04H 1/56 (2006.01); D01D 5/098 (2006.01); D01F 11/00 (2006.01); D01D 5/00 (2006.01)
CPC D01F 11/00 (2013.01) [D01D 5/00 (2013.01); D04H 1/565 (2013.01); D04H 1/732 (2013.01); D01D 5/0985 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A coform box defined by a housing comprising one or more filament inlets and one or more additive inlets wherein at least one of the one or more additive inlets is connected to at least one of the one or more filament inlets, wherein the at least one of the one or more filament inlets is connected to one or more meltblow dies and wherein at least one of the one or more meltblow dies is connected to the housing that defines the coform box, wherein the housing that defines the coform box exhibits a downwardly flaring section from the one or more additive inlets to an exit of the coform box.