F04D15/0033 - CPC Classification Index

ClassID:

144032 ⎘

F04D15/0033 - CPC Classification

Classification description:

Control, e.g. regulation, of pumps, pumping installations or systems; Varying behaviour or the very pump By-passing by increasing clearance between impeller and its casing

Recent Application in this class:

20220042513

2022-02-10

Multistage pump with axial thrust optimization

20210071672

2021-03-11

GAS TURBINE ENGINE OPERATING POINT

20200018315

2020-01-16

Centrifugal pump and method of adjusting the distance of the wear plate from the impeller of a centrifugal pump

20200011333

2020-01-09

GAS TURBINE ENGINE OPERATING POINT

20190316590

2019-10-17

Vortex pump

20190154047

2019-05-23

Pump for pumping liquid as well as impeller assembly

20190128271

2019-05-02

Pump with integrated bypass mechanism

20190072116

2019-03-07

Hydraulically powered rotary actuator

20160195091

2016-07-07

Pump for pumping liquid as well as an impeller assembly

#10

20150292519

2015-10-15

Centrifugal pump in particular for waste water or polluted water

#11

20150004038

2015-01-01

Adjustable core turbocharger

#12

20140216087

2014-08-07

Compressor clearance control

#13

20130164114

2013-06-27

Adjustable core turbocharger

#14

20120328460

2012-12-27

Two-stage rotodynamic blood pump

#15

20100168848

2010-07-01

Two-stage rotodynamic blood pump with axially movable rotor assembly for adjusting hydraulic performance characteristics

#16

20100119365

2010-05-13

Submersible centrifugal pump with normal and ejector modes of operation

#17

20090067980

2009-03-12

Pressure relief arrangement for a pump

#18

20090022582

2009-01-22

Pump for pumping contaminated liquid including solid matter

#19

20070020083

2007-01-25

Pressure relief arrangement for a pump