dry filter

dry filter

A filter for cleaning air which removes dirt by straining or filtering the air through various types of screens, fiberglass, or the like.
Mentioned in ?
References in periodicals archive ?
The EnviroSystem operates without the use of chemicals to produce manageable, dry filter cakes from process water and cement slurry.
Each of the two spraybooths are designed for robotic paint application, and are also fitted with an innovative high efficiency dry filter paint overspray capture system comprising multistage box filters with additional secondary pocket filters, which allow the filter change frequency to be reduced to around ten changes per year, rather than twice weekly with other comparable systems.
Wet filters rely primarily on the oil to trap the dust particles and other contaminates, while a dry filter uses the filter fibers to trap contaminates, as most traditional air filters are designed to do.
If one wants to fit a cap to cover this (using fresh soft paperclay), the wet cap could shrink tight over top of the dry filter as it dries in place.
The sludge dewatering process is usually carried out with a plate filter press which has the following advantages: high dewatering performances; elimination of environmental and safety problems associated with tailings dams; high water quality and maximum recovery of washing water; and delivery of a very compact and dry filter cake product which can be used as a stable filling material in construction.
Although the NFPA doesn't specify the installation of a wet collector, there is a higher risk of fire with a dry filter," says Mike Sweezy, of Filter 1.
The system comprises two spray booths, made from single skin, galvanised mild steel panels, each with a dry filter extraction unit capable of providing airflow of 100ft/min through the booth via a two stage, pre-filter and final fibre filter unit.
Afterward, the exhaust gas is cooled in a gas/air exchanger and cleaned through a dry filter.
The planned 8,300-square-foot building will house state-of-the-art paint finishing technology, including an ultra downdraft dry filter paint spray booth.
Dry filter changes can be done by simply draining fuel below the collar and replacing the filter sections.
The new nutsche filter vessel design allows withdrawal of dry filter cake utilizing removable bottom head and filter support assembly.
The units can produce 4-in-thick, dry filter cake and clean filtrate in as little as 60 sec.