F01D1/30 - CPC Classification Index

ClassID:

136777 ⎘

F01D1/30 - CPC Classification

Classification description:

Non-positive-displacement machines or engines, e.g. steam turbines characterised by having a single rotor operable in either direction of rotation, e.g. by reversing of blades

Recent Application in this class:

20260009397

2026-01-08

FLUID TURBINES

20250179919

2025-06-05

Ultra-efficient bladeless turbomachinery

20240392798

2024-11-28

FLUID TURBINES

20220333495

2022-10-20

Bypass turbomachine for an aircraft

20200370510

2020-11-26

METHOD AND SYSTEM FOR OPERATING AN AIRCRAFT POWERPLANT

20200024982

2020-01-23

BOUNDARY LAYER INGESTING FAN

20180080324

2018-03-22

FLUIDICALLY CONTROLLED STEAM TURBINE INLET SCROLL

20170226960

2017-08-10

Reverse thrust engine

20130192219

2013-08-01

Energy conversion system with self-rectifying radial flow turbine and method

#10

20110241344

2011-10-06

Turbomachinery device for both compression and expansion

#11

20110115246

2011-05-19

RETRACTABLE SAFETY COVER FOR A RAIL SYSTEM IN A MOTOR VEHICLE

#12

20090060713

2009-03-05

Direction-switchable pneumatic cylinder

#13

20080152499

2008-06-26

Impeller arrangement

#14

20060159550

2006-07-20

Horizontal axis wind turbine

#15

20050271508

2005-12-08

Flexible turbine blade