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Class Information
Number: 34/568
Name: Drying and gas or vapor contact with solids > Apparatus > With automatic control > Of flow of gas or vapor treating fluid > Steam pressure controlled
Description: Apparatus wherein the force per unit area of heated vapor which treats the material is regulated.

Patents under this class:

Patent Number Title Of Patent Date Issued
8387275 Method for drying sludge Mar. 5, 2013
8176655 Vapor atmosphere spray dryer May. 15, 2012
7850904 High-pressure treatment apparatus and method for operating high-pressure treatment apparatus Dec. 14, 2010
7503129 Steam blower box Mar. 17, 2009
7003899 System and method for modulating flow through multiple ports in a proximity head Feb. 28, 2006
6990389 Method of predicting dryer steam pressure in paper machine and apparatus for the method Jan. 24, 2006
6729041 Substrate processing apparatus and substrate processing method May. 4, 2004
6605185 Method of manipulating dryer steam pressure in paper machine during grade change and apparatus for the method Aug. 12, 2003
6446356 Method of controlling the drying process in a drying section of a paper machine or the like Sep. 10, 2002
5718060 Method of and apparatus for controlling moisture content of a web product at the time of changing the grade of the web product on a paper machine Feb. 17, 1998
5711087 Apparatus for profile control of a sheet having a removable screen Jan. 27, 1998
5675912 Safety method for a drying system Oct. 14, 1997
5379528 Paper making machine drying section steam pressure profile Jan. 10, 1995
4836894 Profiling air/steam system for paper-making machines Jun. 6, 1989
4580355 System for distributing hot gas on a paper web Apr. 8, 1986
4358900 Apparatus to supply steam including steam evacuation Nov. 16, 1982
4330947 Apparatus for aiding water removal of a paper web by independently controlling the steam flow in a plurality of compartments May. 25, 1982
4320583 Steam distribution apparatus for flat paper sheet Mar. 23, 1982
4183675 Energy conserving method and apparatus for pelleting particulate animal feed Jan. 15, 1980

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