ClassID:

142160

F03B3/186 - CPC Classification

Classification description:

Machines or engines of reaction type; Parts or details peculiar thereto; Stators; Stator blades; Guide conduits or vanes, e.g. adjustable Spiral or volute casings

Recent Application in this class:
#1
20200124019
2020-04-23

Vortex generator

#2
20180372059
2018-12-27

Gravitational vortex water turbine assembly

#3
20180058417
2018-03-01

Fluid driven turbine apparatus

#4
20170260960
2017-09-14

Fluid turbine blade device

#5
20170260958
2017-09-14

Guide vane of hydraulic machinery and hydraulic machine

#6
20170211539
2017-07-27

Francis turbine with short blade and short band

#7
20150267706
2015-09-24

Method and system for tuning a turbine using a secondary injection valve

#8
20140363280
2014-12-11

Method of refurbishing an energy conversion facility and refurbished energy conversion facility

#9
20140186186
2014-07-03

Hydraulic machine

#10
20130022456
2013-01-24

Axial flow action turbine

#11
20120134776
2012-05-31

Nozzle Capable of Maximizing the Quantity of Movement Produced by a Two-Phase Flow Through the Relief of a Saturating Flow

#12
20110268565
2011-11-03

Tunnel turbine system generates potential energy from dorment kinetic energy

#13
20110233935
2011-09-29

MINIATURE HYDRO-POWER GENERATION SYSTEM

#14
20100295311
2010-11-25

Miniature hydro-power generation system

#15
20100260622
2010-10-14

Energy conversion hydraulic plant and method for controlling such plant

#16
20100202878
2010-08-12

Turbo Engine and Method for Producing Such a Turbo Engine

#17
20090278355
2009-11-12

Miniature hydro-power generation system

#18
20080145212
2008-06-19

Guide-case for water turbine

#19
20080136191
2008-06-12

Miniature hydro-power generation system

#20
20070020096
2007-01-25

Hydraulic turbine and stay ring

#21
20050169751
2005-08-04

Spiral pertaining to a turbo-machine

#22
13761885
2016-04-26

Hydro vortex enabled turbine generator