METHOD OF CLEANING AIR SUPPLY SYSTEMS AND DUCTS
United States Patent 3485671

Inventors:
Stephens, George R.
Publication Date:
12/23/1969
View Patent Images:
Download PDF 3485671 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
FOOD PRODUCTS INC
Primary Class:
134/7
Other Classes:
55/459.100, 15/3.500, 55/342, 15/301, 15/353, 451/76, 55/361, 55/521, 15/304, 55/315, 451/88, 134/21, 55/429, 55/DIG.012, 15/302, 134/8
International Classes:
A47L7/00; B24C3/32; B24C3/00; B08B9/06; B08B5/02
US Patent References:
2948092Method for cleaning jet and gas turbine engines
2972502Projection-type cleaning apparatus
3033711Carbo-blast method and unit
3090166Polishing method and device




<- Previous Patent (PROCESSES FOR CLEANI...)   |   Next Patent (ELECTRIC CURRENT PRO...) ->