Fail safe device

Faucet with removable filter for a water distiller

Faucet-mounted microbial filter

Field-portable supercritical CO.sub.2 extractor

Filter and housing

Filter and hydraulic mixing assembly for water treatment

Filter and method of filtering a fluid

Filter and process for making a filter for dispersing ingredient

Filter apparatus

Filter apparatus

Filter apparatus

Filter apparatus

Filter apparatus

Filter apparatus

Filter apparatus having filter elements shiftable between filter

Filter apparatus with a spring loaded safety valve plate

Filter apparatus with cleaning function

Filter arrangement

Filter arrangement denying bacteria entry to peritoneum

Filter arrangement with baffles