AMERICAN AIR FILTER COMPANY, INC.

AAF

Viscous-Impingement Air Filters of the Cell Types and of the Automatic Self-Cleaning Types, Electrical Precipitators of the Automatic Self-Cleaning Type, Air-Straining or Dry-Type Air Filters of the Cell Types, of the Pocket Type, and of the Foldable or Collapsible Frame Type, Air-Straining or Dry-Type Filter-Medium Refills for Dry-Type Filters, Viscous-Impingement and Air-Straining or Dry-Type Filters of the Renewable Type and of the Disposable Type, Replacement Air-Filter Pads for Viscous-Impingement Filters of the Renewable Type, Automotive Viscous-Impingement Filters of the Self-Cleaning Oil-Bath Type, Air Filters for Kitchen-Range Hoods, Filters for Cleaning Air Discharged from Paint Spray Booths, and Combined Blowers and Dust Separators or Dynamic Precipitators;

AAF

(1) MECHANICAL DRY-TYPE DUST ARRESTORS OR COLLECTORS OF THE VIBRATING POCKET TYPE USING AIR POROUS SHEET-LIKE FILTER MEDIA IN THE FORM OF CUT SHEETS OF FIBER GLASS, PAPER AND CLOTH, AND IN THE FORM OF PREFABRICATED POCKETS OF WOVEN GLASS AND CLOTH, (2) MECHANICAL VISCOUS TYPE DUST ARRESTORS OR COLLECTORS (A) OF THE PORTABLE UNIT OR CELL TYPE FOR USE IN KITCHEN RANGE HOODS, (B) OF THE TYPE USED TO CLEAN THE INTAKE AIR OF ENGINES AND COMPRESSORS AND (C) OF THE AUTOMOTIVE OIL BATH TYPE USED WITH INTERNAL COMBUSTION ENGINES AND HAVING A STATIONARY VISCOUS IMPINGEMENT FILTER MEDIUM AND A VISCOUS OIL BATH WHEREIN THE INCOMING AIR CARRIES OIL INTO THE FILTER MEDIUM FOR CLEANING AND COATING PURPOSES, (3) PORTABLE DUST ARRESTING UNITS OR CELLS HAVING A PERMANENT FRAME AND A VISCOUS IMPINGEMENT TYPE OF FILTER MEDIUM WITHOUT A VISCOUS COATING FOR USE IN PAINT SPRAY BOOTH AIR DISCHARGE OUTLETS, (4) MECHANICAL DRY-TYPE VENTILATING AIR FILTERS (A) OF THE PORTABLE DISPOSABLE TYPE WHEREIN THE ENTIRE AIR FILTER IS DISCARDED AFTER USE AND REPLACED BY A NEW FILTER INSTEAD OF BEING CLEANED, (B) OF THE PORTABLE CELL TYPE HAVING A REPLACEABLE FILTER MEDIUM, (C) OF THE FOLDABLE OR COLLAPSIBLE FRAME TYPE HAVING A REPLACEABLE FILTER MEDIUM, AND (D) OF THE STATIONARY POCKET TYPE HAVING A REPLACEABLE FILTER MEDIUM, (5) MECHANICAL VISCOUS-TYPE VENTILATING AIR FILTERS (A) OF THE DISPOSABLE TYPE WHEREIN THEENTIRE FILTER IS DISCARDED AFTER USE AND REPLACED INSTEAD OF BEING CLEANED, (B) OF THE REPLACEABLE MEDIUM TYPE HAVING A PERMANENT FRAME AND A TEMPORARY VISCOUS IMPINGEMENT FILTER MEDIUM WHICH IS DISCARDED AFTER USE AND REPLACED INSTEAD OF BEING CLEANED, (C) OF THE PORTABLE UNIT OR CELL TYPE HAVING A PERMANENT FRAME AND VISCOUS IMPINGEMENT FILTER MEDIUM, AND (D) OF THE AUTOMATIC SELF-CLEANING TYPE HAVING A MOVABLE VISCOUS IMPINGEMENT FILTER MEDIUM AND A STATIONARY VISCOUS LIQUID BATH FOR FILTER CLEANING AND RECOATING PURPOSES, (6) REPLACEMENT VISCOUS-IMPINGEMENT AIR FILTER PADS FOR VISCOUS-IMPINGEMENT VENTILATING AIR FILTERS OF THE REPLACEABLE MEDIUM TYPE, [ (7) MECHANICAL VISCOUS-TYPE UNITS FOR USE IN COMPRESSED AIR LINES, ] (8) MECHANICAL LOADERS FOR LOADING MECHANICAL DRY-TYPE VENTILATING AIR FILTERS WITH A REPLACEABLE SHEET-LIKE FILTER MEDIUM, AND (9) SPARE POCKETS AND VIBRATING MECHANISMS FOR ITEM 1, SPARE FILTER ELEMENTS FOR ITEM 2(B), SPARE CLEAN-OUT DOORS AND VALVES FOR ITEM 2(C), SPARE LATCHES FOR ITEM 4(B), SPARE POCKETS FOR ITEM 4(D), SPARE FILTER ELEMENTS FOR ITEM 5(B), SPARE FILTER PANELS, FILTER PANEL HOLDING CHAINS AND DRIVE LINKAGES FOR ITEM 5(D) [ AND SPARE FILTER ELEMENTS FOR ITEM 7 ];

AAF

(1) CENTRIFUGAL INDUSTRIAL DUST SEPARATORS (A) OF THE DYNAMIC PRECIPITATOR TYPE, WHEREIN A BLOWER CREATES THE AIR FLOW AND SEPARATES THE DUST THEREFROM, AND (B) OF THE HYDROSTATIC PRECIPITATOR TYPE WHEREIN THE AIR FLOW PROPELS A CONTINUOUS STREAM OF LIQUID FROM A LIQUID BATH THROUGH THE AIR CLEANING PASSAGE BACK INTO THE BATH, AND (2) AIR EXHAUSTERS FOR MOVING AIR;

AAF

NONOILY VISCOUS LIQUIDS USED ON DUST COLLECTING SURFACES FOR DUST RETENTION PURPOSES;

AAF

AIR POROUS, SHEET-LIKE FILTER MEDIA IN THE FORMS (1) OF PREFABRICATED POCKETS OF WOVEN GLASS AND CLOTH FOR MECHANICAL DRY-TYPE DUST ARRESTORS OR COLLECTORS OF THE VIBRATING POCKET TYPE; AND (2) OF PRECUT-TO-SIZE SHEETS OF (A) FIBER GLASS, PAPER AND CLOTH FOR MECHANICAL DRY-TYPE DUST ARRESTORS OR COLLECTORS OF THE VIBRATING POCKET TYPE, (B) FIBER GLASS, PAPER, SYNTHETIC FIBERS AND COTTON WADDING FOR MECHANICAL DRY-TYPE VENTILATING AIR FILTERS OF THE PORTABLE CELL, FOLDABLE FRAME AND STATIONARY POCKET TYPES, AND (C) FIBER GLASS AND PAPER HAVING DIELECTRIC PROPERTIES FOR ELECTRICAL VENTILATING AIR CLEANERS OF THE STATIONARY DRY CELL TYPE AND THE DOMESTIC HOUSEHOLD TYPE;

AAF

MAINTENANCE TANKS IN THE FORM OF RELATIVELY DEEP PANS FULLY OPEN AT THE TOP AND PROVIDING A LIQUID HOLDING CHAMBER WITHIN WHICH VISCOUS UNIT TYPE FILTERS ARE CLEANED BY WASHING WITH HOT WATER OR STEAM AND THEN RECHARGED WITH A COATING OF A DUST CATCHING LIQUID BY IMMERSION THEREIN;

AAF

FORCED DRAFT PORTABLE LIQUID FUEL HEATERS FOR TEMPORARY INDOOR AND OUTDOOR HEATING, THAWING, AND DRYING PURPOSES;

AAF

A AIR FILTERS;Filters and filtering media for industrial and commercial use in the purification of air and other industrial fluids, namely, air filters for industrial installations; Air filters for residential and commercial uses; Filters and filtering media for removal of contaminant gases and particulates for industrial, agricultural and commercial purposes, namely, air filters for industrial, agricultural and commercial installations;