86172 ⎘
Treatment of water, waste water, or sewage; Processes for the treatment of water whereby the filtration technique is of importance using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear
Portable Universal Flow Filter
#302METHOD AND APPARATUS FOR THE REMOVAL OF HARMFUL CONTAMINANTS FROM PORTABLE DRINKING WATER DEVICES
#303Universal water purifier unit assembly device
#304System and method for dispensing a filtered liquid
#305Double-layered compacted solid water-purification product
#306Portable filtration system
#307Portable water filtering assembly
#308Bottle cap system that facilitates suction-driven filling of a bottle with a fluid
#309Dual stage ultrafilter devices in the form of portable filter devices, shower devices, and hydration packs
#310Water treatment unit for bottle
#311Water purification system
#312Suction-driven fluid filtration system for recreational or emergency use
#313Portable purifier for potable liquids
#314Portable filtered drinking water system
#315Portable water filtering device
#316Collapsible process tank for a water purification system
#317Fluid filtering straw
#318Methods and apparatus for the treatment of fluids
#319Biological filter on a tube
#320Compact personal water purification device
#321Systems having nanostructured adsorption material and methods for purification of fluid
#322Method and apparatus for dispensing a filtered liquid
#323Portable purifier for potable liquids
#324Method for transporting water in a contaminated environment
#325Compartmented container
#326Water treatment unit for bottle or pitcher
#327Portable ultraviolet water purification system
#328Point-of-use water treatment assembly
#329Filtering device for a portable beverage container
#330Hollow fiber membrane filters in various containers
#331Method of making a filter with ground animal bone granules and filtering therewith
#332Water filtering devices and methods of using the same
#333Connection structure for filtration device
#334Outdoor water purifier
#335Portable reverse osmosis system
#336Multi-stage filter assembly
#337Walking stick with integrated water filtration
#338Walking stick with integrated water filtration
#339Portable, hand-carried system and method for providing accessible electrical power and for producing a source of consumable water either through filtration or desalination
#340Multi-stage portable water purifier with cleanable and replaceable insert cartridges
#341Filtered drinking straw
#342Water filtration system and method of use
#343Dual filter pump assembly
#344Portable personal water filtration system
#345Self-cleaning water filtration system