| |
 |
|
Class Information
Number: 55/521
Name: Gas separation > Zigzag, corrugated, or conical
Description: Apparatus of cohesive filter material maintained in a configuration imposed upon it either by bonding upon itself or impregnants, or by inherent characteristic, the configuration taking a zigzag, corrugated or conical form.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615087 |
Single/multiple guards(s)/cap(s) and/or screen(s) with engine attached apparatus and/or pole with rotational systems(s)--centrifuge chamber/manifold particle collector |
Nov. 10, 2009 |
| 7615091 |
Filter element, air cleaner, and methods |
Nov. 10, 2009 |
| 7611559 |
Filter element |
Nov. 3, 2009 |
| 7608125 |
Nonwoven fibrous mat for MERV filter and method of making |
Oct. 27, 2009 |
| 7597773 |
Producing method of laminated filter |
Oct. 6, 2009 |
| 7594946 |
Air-cleaner filter material for internal combustion engine and air-cleaner element |
Sep. 29, 2009 |
| 7588619 |
Cross-flow filter media and filter assembly |
Sep. 15, 2009 |
| 7582130 |
Coalescing filter assembly |
Sep. 1, 2009 |
| 7582131 |
Plastic support net for filter media |
Sep. 1, 2009 |
| 7582132 |
Nonwoven fibrous mat for MERV filter and method |
Sep. 1, 2009 |
| 7572310 |
Filter system; element configuration; and methods |
Aug. 11, 2009 |
| 7569087 |
Filter element provided with channels of variable dimensions and arrangement |
Aug. 4, 2009 |
| 7569090 |
Method of forming filter arrangements; and, apparatus |
Aug. 4, 2009 |
| 7566352 |
Single/multiple guards(s)/cap(s) and/or screen(s) with engine attached apparatus and/or pole with rotational system(s)-centrifuge chamber/manifold particle collector |
Jul. 28, 2009 |
| 7556663 |
Dual pleated air filter |
Jul. 7, 2009 |
| 7547350 |
Air induction system with hydrocarbon trap assembly |
Jun. 16, 2009 |
| 7540897 |
System for a plate-shaped filter element in a gas filter housing |
Jun. 2, 2009 |
| 7527666 |
Honeycomb body with fissured end sides |
May. 5, 2009 |
| 7520913 |
Non-cylindrical filter elements, and methods |
Apr. 21, 2009 |
| 7503953 |
Self-supporting pleated filter |
Mar. 17, 2009 |
| 7503954 |
Filter element |
Mar. 17, 2009 |
| 7494522 |
Single/multiple guard(s)/cap(s) and/or screen(s) with engine attached apparatus and/or pole with rotational system(s) - centrifuge chamber/manifold particle collector |
Feb. 24, 2009 |
| 7491254 |
Filter elements; air cleaner; assembly; and, methods |
Feb. 17, 2009 |
| 7488365 |
Filter element using corrugated media sheet |
Feb. 10, 2009 |
| 7485168 |
Cabin air filter |
Feb. 3, 2009 |
| 7481862 |
Filter assembly using adhesive center tube |
Jan. 27, 2009 |
| 7481863 |
Air filter |
Jan. 27, 2009 |
| 7476267 |
Filter cartridge for vacuum cleaner |
Jan. 13, 2009 |
| 7452395 |
Air filter for a scoop |
Nov. 18, 2008 |
| 7452396 |
Collapsible auto expanding media filter |
Nov. 18, 2008 |
| 7452831 |
Filter medium |
Nov. 18, 2008 |
| 7442221 |
Filter element |
Oct. 28, 2008 |
| 7438812 |
Filter element and method of making |
Oct. 21, 2008 |
| 7425226 |
Fluid filter with canted fanfold pleats |
Sep. 16, 2008 |
| 7425227 |
Pleated filter element with offset emboss pattern |
Sep. 16, 2008 |
| RE40481 |
Air filtration device for internal combustion engine |
Sep. 9, 2008 |
| 7419526 |
Conformal filter cartridges and methods |
Sep. 2, 2008 |
| 7413588 |
High efficiency, low restriction, cost effective filter |
Aug. 19, 2008 |
| 7410520 |
Foldable filter for an air filtration unit and method |
Aug. 12, 2008 |
| 7407533 |
Active filter element for end face incident flow |
Aug. 5, 2008 |
| 7396375 |
Air filter having fluted filter media |
Jul. 8, 2008 |
| 7396376 |
Seal arrangement for filter element; filter element assembly; and, methods |
Jul. 8, 2008 |
| 7396377 |
Compact filter comprising a square seal |
Jul. 8, 2008 |
| 7393375 |
Filter element having sealing members and methods |
Jul. 1, 2008 |
| 7377963 |
Adsorption filter and manufacturing method thereof |
May. 27, 2008 |
| 7367998 |
Filter element and method for producing it and tank breather filter with a filter element of this kind |
May. 6, 2008 |
| 7364607 |
Wrought fiber sheet and filter unit |
Apr. 29, 2008 |
| 7364602 |
Air cleaner assembly |
Apr. 29, 2008 |
| 7357823 |
Disposable filter within a removable chamber |
Apr. 15, 2008 |
| 7354469 |
Vacuum conveyor device with a multi-stage filter system |
Apr. 8, 2008 |
|
|
|
