ClassID:

144262

F04D29/32 - CPC Classification

Classification description:

Details, component parts, or accessories; Rotors specially for elastic fluids for axial flow pumps

Sub-classes:
Recent Application in this class:
#1
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FAN CASING OR LINER WITH INTERCHANGEABLE TIP TREATMENT SEGMENTS

#2
20250283483
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TURBINE ENGINE WITH COMPOSITE AIRFOILS

#3
20250215883
2025-07-03

AIR-MOVING DEVICE WITH SINGLE-PART ROTOR AND METHODS

#4
20250215882
2025-07-03

AIR MOVING DEVICES, AERODYNAMIC ROTOR, AND METHODS

#5
20250092877
2025-03-20

AIR-MOVING DEVICE WITH SINGLE-PART ROTOR AND METHODS

#6
20240280110
2024-08-22

FAN FOR HANDHELD BLOWER

#7
20230258198
2023-08-17

Perforated impeller blades

#8
20230132288
2023-04-27

Banded cooling fan band having knit-line strength improvement

#9
20230109154
2023-04-06

Axial flow vacuum pump with curved rotor and stator blades

#10
20230099661
2023-03-30

Perforated impeller blades

#11
20230066810
2023-03-02

Fan, Synchronous Machine And Methods

#12
20220389933
2022-12-08

Vacuum pump and leak detector

#13
20220299036
2022-09-22

Drag pump

#14
20220282602
2022-09-08

SUBMERSIBLE WELL FLUID SYSTEM

#15
20210372284
2021-12-02

Gas turbine engine with blade channel variations

#16
20210010483
2021-01-14

Propeller fan

#17
20200102830
2020-04-02

Turbofan arrangement with blade channel variations

#18
20190195238
2019-06-27

Vacuum pump and rotating cylindrical body included in vacuum pump

#19
20190195057
2019-06-27

Submersible well fluid system

#20
20190072037
2019-03-07

Compressor rotor, compressor and gas turbine

#21
20180238334
2018-08-23

Turbo-molecular pump

#22
20180175703
2018-06-21

Rotary electric machine having a turbine having increased negative pressure

#23
20180119559
2018-05-03

Segmented annular seal

#24
20170350411
2017-12-07

AIR BLOWER

#25
20170298945
2017-10-19

Compressor vane or blade for engine with exfoliating coating

#26
20170197696
2017-07-13

Pump jet with exhaust diverter

#27
20170175752
2017-06-22

THRUST COMPENSATION SYSTEM FOR FLUID TRANSPORT DEVICES

#28
20170037854
2017-02-09

MAGNETIC DRIVE, SEAL-LESS PUMP

#29
20160348695
2016-12-01

Vacuum pump and heat insulating spacer used in vacuum pump

#30
20160298645
2016-10-13

Vacuum pump component, siegbahn type exhaust mechanism and compound vacuum pump

#31
20160273547
2016-09-22

Turbofan arrangement with blade channel variations

#32
20160273361
2016-09-22

Turbofan arrangement with blade channel variations

#33
20160230813
2016-08-11

Metallic insert with smooth contours for use with composite working members

#34
20160230591
2016-08-11

Method for operating a turbo-machine having overload protection and turbo-machine comprising a device for carrying out said method

#35
20160222977
2016-08-04

MULTIPHASE PUMP IMPELLER WITH MEANS OF AMPLIFYING AND DISTRIBUTING CLEARANCE FLOWS

#36
20160145980
2016-05-26

Submersible well fluid system

#37
20160138602
2016-05-19

Vacuum pump

#38
20160010659
2016-01-14

VACUUM GENERATOR FLOW DIVERTER

#39
20150377358
2015-12-31

High temperature subsea dynamic seals

#40
20150377239
2015-12-31

VACUUM PUMP

#41
20150369075
2015-12-24

Rotating fluid machine

#42
20150354577
2015-12-10

Turbo-molecular pump

#43
20150336653
2015-11-26

Air Pumping Device

#44
20150300371
2015-10-22

Pumping apparatus having a flow guiding element

#45
20150252808
2015-09-10

In-line dual pump and motor with control device

#46
20150204342
2015-07-23

Impeller and mold for manufacturing impeller

#47
20140064973
2014-03-06

Impeller and method for driving fluids using the same

#48
20140050607
2014-02-20

Vacuum pump and rotor thereof

#49
20120171042
2012-07-05

Propeller fan, molding die, and fluid feeder

#50
20110064575
2011-03-17

Ceiling sweep fan

#51
20110033317
2011-02-10

VACUUM PUMP

#52
20100260610
2010-10-14

Blade for an axial compressor and manufacturing method thereof

#53
20090297351
2009-12-03

COMPRESSOR ROTOR BLADE UNDERCUT

#54
20050220607
2005-10-06

Evacuating device