129158 ⎘
Methods or installations for obtaining or collecting drinking water or tap water from underground; Obtaining and confining water by means of wells Component parts of wells
Sub-classes:WELL WATER DEPTH MONITOR
#2Odor venting well pump system
#3For diluting or concentrating solutions, applied to processes for the desalination of water
#4Hydrant assembly
#5Well water depth monitor
#6Well casing security device
#7Horizontal Well Liner
#8"Gamesaver" method of wellhead angle entry and support for water wells utilizing electric submersible pumps
#9Well water depth monitor
#10DRINKABLE WATER WELL STRUCTURE AND METHOD FOR MAKING DRINKABLE WATER WELLS
#11Device for covering a pipeline from a wellbore
#12Deep-well pump system
#13Groundwater management system
#14Transition end for a plastic pipe and method of installation
#15Emergency water pump system
#16Manual emergency water pump system
#17Soil drainage system
#18Casing Vent Security Device
#19Submersible pump drop pipe and casing assembly connection and method of manufacture
#20Apparatus for preventing pollution of subterranean water
#21Casing vent security device