E03B3/08 - CPC Classification Index

ClassID:

129152 ⎘

E03B3/08 - CPC Classification

Classification description:

Methods or installations for obtaining or collecting drinking water or tap water from underground Obtaining and confining water by means of wells

Sub-classes:

E03B3/10 » by means of pit wells 2
E03B3/12 » by means of vertical pipe wells 16
E03B3/14 » by means of horizontal or oblique wells 7
E03B3/15 » Keeping wells in good condition, e.g. by cleaning, repairing, regenerating; Maintaining or enlarging the capacity of wells or water-bearing layers 25
E03B3/16 » Component parts of wells 21

Recent Application in this class:

20240384631

2024-11-21

Method and system for extracting water with consideration of the recharge rate and other factors to protect the aquifer

20230087878

2023-03-23

COMBINED CARBON DIOXIDE DISPOSAL AND FRESHWATER PRODUCTION FROM A SALINE AQUIFER

20220213782

2022-07-07

Method for optimizing a design of artificial recharge

20210095445

2021-04-01

Pumping device

20200131744

2020-04-30

Well Water System and Tank Adaptor

20170241263

2017-08-24

Water sampling assembly and method for groundwater production wells and boreholes

20170226719

2017-08-10

System and method for effective use of a low-yield well

20160348454

2016-12-01

Bore hole tracer injection apparatus

20160298632

2016-10-13

Groundwater Sampling Pump

#10

20160258138

2016-09-08

Vacuum-assisted irrigation system

#11

20160160478

2016-06-09

Selective extraction of fluids from subsurface wells

#12

20160108607

2016-04-21

Water Pump Pressure Switch Providing Automatic Power Shut-Off To A Well Pump

#13

20130333881

2013-12-19

Selective extraction of fluids from subsurface wells

#14

20120261336

2012-10-18

Ground water purification plant based on biological oxidation and reduction processed

#15

20120097387

2012-04-26

Apparatus for activating or cleaning filter tube wells

#16

20110300004

2011-12-08

Pumping system and method

#17

18611715

2025-04-08

Specific capacity measurement and estimation in a well, systems, apparatuses, and methods