초록 ▼

An air filtration device for intake of atmospheric air, removal of contaminants from the atmospheric air, expulsion of filtered air, includes a housing configured for application directly to an electrical outlet and provides air intake from the front surface of the housing and air expulsion from the

An air filtration device for intake of atmospheric air, removal of contaminants from the atmospheric air, expulsion of filtered air, includes a housing configured for application directly to an electrical outlet and provides air intake from the front surface of the housing and air expulsion from the side of the housing to utilize a wall surface to disperse the filtered air. An indicator is provided to communicate that a filter should be changed, and a filter orientation system is provided to allow proper orientation of the filter with respect to air flow.

대표청구항 ▼

An air filtration device for intake of atmospheric air, removal of contaminants from the atmospheric air, expulsion of filtered air, includes a housing configured for application directly to an electrical outlet and provides air intake from the front surface of the housing and air expulsion from the

An air filtration device for intake of atmospheric air, removal of contaminants from the atmospheric air, expulsion of filtered air, includes a housing configured for application directly to an electrical outlet and provides air intake from the front surface of the housing and air expulsion from the side of the housing to utilize a wall surface to disperse the filtered air. An indicator is provided to communicate that a filter should be changed, and a filter orientation system is provided to allow proper orientation of the filter with respect to air flow. roduct (G) according to claim 1, wherein the dry-compaction is conducted by means of roll presses at a roll pressure of >0.4 t/cmRL and the granulating is conducted to a size in the range of 0.1 to 3.0 mm. 8. The compacted granular product (G) according to claim 2, having a particle size in the range of 0.3-1 mm. 9. A process for the production of compacted granular product (G) comprising the steps of: dry compacting uncompacted granules or powder consisting of: (A) at least one water-soluble dye or optical brightener, (B) an extender, and optionally, at least one member selected from the group consisting of (C) at least one hydrophilic surfactant, and (D) further additives, granulating, and mixing with a dust-binding oil (E). 10. Compacted granular product (G) obtained by the process according to claim 9. 11. The process according to claim 9, wherein the granulation is conducted to a size in the range of 0.1 to 3 mm.