Matches 1 - 10 out of 10
Match Document Document Title
US20090293464 Assembly and method of assembly for exhaust treatment  
An exhaust treatment assembly is provided, which includes a plurality of first grid members. The assembly also includes a plurality of second grid members engaged with the first grid members, the...
US20090293279 METHOD OF MAKING ELECTRET ARTICLES BASED ON ZETA POTENTIAL  
A method of making an electret article, from a polymeric article that has a zeta potential of greater than or less than −7.5 millivolts. The article is charged by contacting it with an aqueous...
US20090184504 EXPANDED METAL FILTERS  
Expanded metal sheets are used to produce tubular filters. The expanded metal sheet has a multiplicity of rows of openings arranged to reduce nesting when the sheet is rolled on itself. In...
US20090173233 Illuminating filter for particle controlled environments  
An illuminating filter which provides both clean air and light into a particle controlled environment. The integration of filtration and lighting simplifies the design of cleanrooms,...
US20090008085 MANUFACTURING OF SAND SCREENS  
A rod-based well screen is formed in place on a perforated pipe base by wrapping wire around the pipe base and a plurality of rods located around the outside of the pipe. The wire is welded...
US20080283132 GASKET WITH INTERNAL SCREEN AND METHOD OF MANUFACTURING THE SAME  
A gasket for a hydraulic housing and a method of manufacturing the same. The gasket is made by taking a metal body having a first and second side and coating the first and second side with rubber....
US20080271232 SHOWER AREA SAFETY DRAIN COVER  
A drain cover is fabricated with a plurality of apertures in patterns of varying shapes. The cover is formed as a plate, suitable for installation proximate to a drain, and capable of bearing...
US20080110814 CHROMATOGRAPHIC COLUMN AND METHODS FOR CONTROLLING SORBENT DENSITY  
Disclosed herein are apparatus and methods for mitigating column bed compression over time. This invention provides for an improved column design and method of controlling bed density in a...
US20080095980 Screen element  
Methods of manufacturing screen elements for use with vibratory separators are disclosed. The screen elements include a curved structural frame with perforations therein, the perforations designed...
US20080078704 COMPOSITE HOOKSTRIP SCREEN  
A hookstrip screen assembly for use in a shaker is disclosed. The hookstrip screen assembly includes a filtering element and a composite frame further including a top surface, a bottom surface, and...
Matches 1 - 10 out of 10