| Patent Number |
Title Of Patent |
Date Issued |
| 7318853 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
January 15, 2008 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7318852 |
Bag house filter with fine fiber and spun bonded media |
January 15, 2008 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7316723 |
Air filter with fine fiber and spun bonded media |
January 8, 2008 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7270693 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
September 18, 2007 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7270692 |
Air filtration arrangements having fluted media constructions and methods |
September 18, 2007 |
| Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240.degree. F.) systems. Such systems may include engine systems, gas turbine systems, and fu |
| 7179317 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
February 20, 2007 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7115150 |
Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated co |
October 3, 2006 |
| Filter arrangements for mist removal include a barrier media, usually pleated, and treated with a deposit of fine fibers. Filter arrangements may take the form of tubular, radially sealing elements; tubular, axial sealing elements; forward flow air cleaners; reverse flow air cleaners; |
| 7090715 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
August 15, 2006 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7090712 |
Air filtration arrangements having fluted media construction and methods |
August 15, 2006 |
| Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240.degree. F.) systems. Such systems may include engine systems, gas turbine systems, and fu |
| 7070640 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
July 4, 2006 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 7008465 |
Cleanable high efficiency filter media structure and applications for use |
March 7, 2006 |
| An improved cartridge, typically in cylindrical or panel form that can be used in a dry or wet/dry vacuum cleaner. The cartridge is cleanable using a stream of service water, or by rapping on a solid object, or by using a compressed gas stream, but can provide exceptional filtering prope |
| 6994742 |
Filtration arrangement utilizing pleated construction and method |
February 7, 2006 |
| Filter arrangements include a barrier media, usually pleated, treated with a deposit of fine fibers. The media is particularly advantageous at high temperature (greater than 140.degree. F.) systems. Such systems may include engine systems and fluid compressor systems. Filter arrangements |
| 6974490 |
Air filtration arrangements having fluted media constructions and methods |
December 13, 2005 |
| Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240.degree. F.) systems. Such systems may include engine systems, gas turbine systems, and fu |
| 6955775 |
Process if making fine fiber material |
October 18, 2005 |
| Improved polymer materials and fine fiber materials can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including the formation of filter material |
| 6924028 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
August 2, 2005 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 6875256 |
Methods for filtering air for a gas turbine system |
April 5, 2005 |
| Methods for cleaning air intake for a gas turbine system include utilizing filter arrangements that include a barrier media, usually pleated, treated with a deposit of fine fibers. The media is particularly advantageous in high operating temperature (140 to 350.degree. F.) and/or high hu |
| 6875249 |
Motor vehicle filter structure having visual indicator of useful life |
April 5, 2005 |
| Filter media and filter structure or media pack can be engineered to exhibit high initial efficiency and to surface load particulate removed from a gaseous stream. The filter technology protects engine operation from ingested particulate and accumulates the particulate as a surface l |
| 6800117 |
Filtration arrangement utilizing pleated construction and method |
October 5, 2004 |
| Filter arrangements include a barrier media, usually pleated, treated with a deposit of fine fibers. The media is particularly advantageous at high temperature (greater than 140.degree. F.) systems. Such systems may include engine systems and fluid compressor systems. Filter arrangements |
| 6746517 |
Filter structure with two or more layers of fine fiber having extended useful service life |
June 8, 2004 |
| The use of fine fiber or fiber having a fiber diameter of about 0.0001 to 0.5 microns has become an important design tool for filter media. Common filter media have been prepared with a layer of fine fiber on typically formed the upstream or intake side of the media structure. The fine f |
| 6743273 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
June 1, 2004 |
| Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The microfiber and nanofiber structures can be used in a variety of useful applications including t |
| 6740142 |
Industrial bag house elements |
May 25, 2004 |
| The filter structures commonly known as a bag house or a filter bag or an air filter with a bag construction can be made by preparing the bag assembly, either in a tubular or a bi-fold construction by placing a layer of fine fiber on the upstream surface of the filter media structure. Th |
| 6716274 |
Air filter assembly for filtering an air stream to remove particulate matter entrained in the st |
April 6, 2004 |
| Filter arrangements for industrial air cleaners include a barrier media, usually pleated, treated with a deposit of fine fiber. The media is particularly advantageous in high temperature (greater than 140.degree. F.) operating environments. |
| 6673136 |
Air filtration arrangements having fluted media constructions and methods |
January 6, 2004 |
| Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240.degree. F.) systems. Such systems may include engine systems, gas turbine systems, and fu |
| 5203201 |
On-line web filtration efficiency test method |
April 20, 1993 |
| An apparatus and method for measuring the filtration efficiency of a moving air-permeable web. The apparatus includes a sampling head with an upstream head and a downstream head disposed on opposite sides of the moving web and spaced apart to define a path for web travel. Particle laden |
| 4779448 |
Photoelectric bubble detector apparatus and method |
October 25, 1988 |
| A photoelectric buffle detector apparatus (20) including a container (22) containing a liquid (24) having a top surface with a top side and an under side. A light emitting source (60) is positioned for emitting light toward the top surface (42) of the liquid (24). A light detecting sourc |
