29498 ⎘
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means Including arrangements for environmental or personal protection
Sub-classes:WINDOW SAFETY DEVICE
#2PROTECTIVE INSULATIVE ENCLOSURES
#3HEAT RESISTANT PAD FOR SOLDERING TOOL AIR FILTRATION ASSEMBLY
#4STORAGE CASE FOR A PORTABLE DEVICE
#5Barrier system and method
#6Fume Extraction Device
#7Filter system for a containment through which a gas flows
#8Additive manufacturing apparatus and methods
#9Dripless filter assembly and method for servicing a filtration apparatus with the same
#10Apparatus for additive manufacturing of three-dimensional objects
#11Air quality monitoring, analysis and reporting system
#12AUTOMATIC DUST REMOVAL DEVICE FOR VEHICLE
#13Closure system for a filter door in an industrial extraction system
#14CONTAINMENT DEVICE
#15Air cleaner structure for blocking inflowing of debris and operation method thereof
#16DOOR ASSEMBLY WITH SCANNING MECHANISM, AND CONTAINMENT SYSTEM WITH SAME
#17Method and system to excavate and remove underground noxious vapors
#18Filter unit
#19Filter box assembly and filter unit
#20Purification arrangements and methods for gas pipeline systems
#21Purification arrangements and methods for gas pipeline systems
#22Purification arrangements and methods for gas pipeline systems
#23Integrated containment system
#24Integrated containment system
#25Integrated containment system
#26Biological Home Defense System
#27Method and apparatus for in-situ testing of filtration systems
#28Housing assembly with bagging ring
#29Method and apparatus for an air filter cartridge replacement assembly
#30Sealed air purifier
#31Integrated containment system
#32Integrated containment system
#33Home Biological Defense System
#34CLEAN UNIT, METHOD OF OPERATING CLEAN UNIT, AND CONNECTED CLEAN UNIT
#35Filter Pouch for Containing Aerosol Spray of a Cough
#36Disposable air filter sub-assembly
#37Dripless filter assembly and method for servicing a filtration apparatus with the same
#38Method and apparatus for in-situ testing of filtration systems
#39Biosafety cabinets with air filters accessible through the work chamber
#40Axial flow scan testable filter system
#41Filter removal bag
#42Collapsible Protective Cover for a Filter
#43Bag in, bag out filter assembly
#44Housing assembly with bagging ring
#45Biological home defense system
#46Integrated containment system
#47Modular air purification unit
#48Axial flow scan testable filter system
#49Smoker
#50Wrought fiber sheet and filter unit
#51Filter device method of manufacturing the same and method of replacing a filter device
#52Portable filter unit and methods for using same