F04D13/083 - CPC Classification Index

ClassID:

144020 ⎘

F04D13/083 - CPC Classification

Classification description:

Pumping installations or systems; Units comprising pumps and their driving means the pump being electrically driven for submerged use and protected by a gas-bell

Recent Application in this class:

20220299033

2022-09-22

Gas Seal Column Pump for Elevated Temperature Applications

20150345265

2015-12-03

Up-thrusting fluid system

20150322966

2015-11-12

Cooling arrangement of a pump intended for pumping a liquid

20140008878

2014-01-09

Partition for immersible machine

20120127695

2012-05-24

Light kit in combination with a pump system

20120090335

2012-04-19

METHOD AND SYSTEM FOR INSTALLATION AND MAINTENANCE OF A SUBMERGED PUMP

20090022609

2009-01-22

DEVICE FOR HYDROPROTECTION OF A BOREHOLE PUMP ELECTRIC MOTOR

20080219857

2008-09-11

PROTECTIVE DEVICE FOR A CONTROLLING SYSTEM OF A SEWAGE PUMP

20050008514

2005-01-13

Nested bellows expansion member for a submersible pump