Li Nannan

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic actuating device for a sliding stem control valve assembly
- Patent number 8,714,515
- Issue date May 6, 2014
- Emerson Process Management (Tianjin) Valces Co., Ltd
- Li Nannan
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC ACTUATING DEVICE FOR A SLIDING STEM CONTROL VALVE ASSEMBLY
- Publication number 20110155250
- Publication date Jun 30, 2011
- EMERSON PROCESS MANAGEMENT (TIANJIN) VALVES CO., LTD
- Li Nannan
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL