Famous Patents
British merchant Peter Durand invented the tin can in 1810.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7097681 | Structure of filtering bag combination An improved filtering bag combination having an increased area of filtering and a longer life of use. The improved structure includes a filtering member with multiple folds to cover a support formed of a plurality of rods. The rods of the support have a plurality of... | 08/29/2006 |
| 4364758 | Self tensioning cap for bag filters For an inside to outside dust collector, a self tensioning bag retainer for connecting the upper end of a fabric sleeve filter to an overhead support. For preinstallation of the filter assembly, a compressed tensioning spring is retained from movement by ... | 12/21/1982 |
| 4303424 | Filter bag apparatus having an improved fabric filter bag tensioning apparatus A bag filter housing (10) having filter bag tensioning means for providing a predetermined tension on each filter bag (28). The tension may be quickly released by means of a lever (40) incorporated into the bag tensioning means thereby allowing the filter... | 12/01/1981 |
| 4235610 | Apparatus in the fabric filter control of air pollution Method and apparatus for maintaining the permeability of porous filtering media used in filtering gaseous suspensions. More particularly the invention defines Inside Bag Dust Collection wherein high energy pressurized gas is introduced for cleaning the fi... | 11/25/1980 |
