Patent ID: 7217342

Claim:
An apparatus for paper making comprising a spray box, a paper web substrate moveable at speeds up to substantially 1800 meters per minute below said spray box, multiple nozzles mounted inside said spray box for cross-directional profiling achieved by means of each nozzle spraying a controlled amount or suspended solids including fibers, minerals and chemicals onto said substrate, said spray box including a substrate entry point and a substrate exit point, said entry and exit points comprising respectively adjustable entry and exit gaps disposed above said substrate, aerosols emitting from said nozzles, means to remove said aerosols from said spray box, a device for smoothening the surface characteristics of said suspended solids having a distal end, said distal end being adjacent a point on one side of said substrate, a roller disposed on the other side of said substrate and in abutment therewith, and said adjacent point being spaced laterally along said substrate from the location of said abutment.