162411 ⎘
Rotary appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
Sub-classes:HEAT EXCHANGER
#2WATER PIPE SCALE REMOVAL DEVICE
#3Descaling and cleaning equipment for condenser of the power plant
#4Apparatus And Method For Cleaning A Helical Member
#5Apparatus And Method For Cleaning A Helical Member
#6SELF-PUMPING HEAT EXCHANGE UNIT
#7DEVICE FOR CLEANING A HEAT EXCHANGER
#8Pipe and tubes cleaning mechanism
#9Removal of solids from tubes of a tube bundle heat exchanger