F04B19/12 - CPC Classification Index

ClassID:

142810 ⎘

F04B19/12 - CPC Classification

Classification description:

Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups - ; Scoop devices of helical or screw-type

Recent Application in this class:

20250215866

2025-07-03

FLUID FLOW CONVERTER WITH INTERSTAGE FLOW CHANNEL

20250198400

2025-06-19

FLUID FLOW CONVERTER WITH SUPPORT ARRANGEMENT

20240167468

2024-05-23

PUMPS IN SERIAL CONNECTION

20230051759

2023-02-16

MULTI-PIPING SPIRAL-PUMP FOR TREATING FOOD ITEMS

20220003223

2022-01-06

Screw pump and method of use

20210140444

2021-05-13

Screw systems

20200362839

2020-11-19

Method for determining a flow volume of a fluid delivered by a pump

20200040907

2020-02-06

Screw systems

20180119710

2018-05-03

Pump device for converting rotation into fluid flow

#10

20170106115

2017-04-20

No-drip volatile substance delivery system

#11

20150238647

2015-08-27

Volatile substance delivery system

#12

20130302174

2013-11-14

Archimedean screw apparatus

#13

20090041574

2009-02-12

UNI-AXIAL SCREW PUMP

#14

20080031758

2008-02-07

Feed Screw For Eccentric Screw Pump