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Joel T. Sanford
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Bath, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Inlet valve system
Patent number
11,732,707
Issue date
Aug 22, 2023
SIEMENS ENERGY, INC.
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Compressor valve assembly with removably affixed guide in a recipro...
Patent number
11,391,279
Issue date
Jul 19, 2022
DRESSER-RAND COMPANY
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas operated unloader valve
Patent number
11,384,753
Issue date
Jul 12, 2022
DRESSER-RAND COMPANY
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas operated infinite step valve
Patent number
11,015,591
Issue date
May 25, 2021
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Compressor valve seat reconditioning limit indicator
Patent number
10,781,806
Issue date
Sep 22, 2020
Dresser-Rand Company
Glenn D. Hatch
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Low head to stem ratio poppet valve
Patent number
9,309,978
Issue date
Apr 12, 2016
Dresser-Rand Company
Glenn D. Hatch
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Control valve assembly for a compressor unloader
Patent number
8,070,461
Issue date
Dec 6, 2011
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
INLET VALVE SYSTEM
Publication number
20220389924
Publication date
Dec 8, 2022
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
GAS OPERATED INFINITE STEP VALVE FOR A RECIPROCATING COMPRESSOR
Publication number
20220243722
Publication date
Aug 4, 2022
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
COMPRESSOR VALVE ASSEMBLY
Publication number
20220186720
Publication date
Jun 16, 2022
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
GAS OPERATED INFINITE STEP VALVE
Publication number
20190293064
Publication date
Sep 26, 2019
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LOW HEAD TO STEM RATIO POPPET VALVE
Publication number
20150252909
Publication date
Sep 10, 2015
Dresser-Rand Company
Glenn D. Hatch
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
COMPRESSOR VALVE SEAT RECONDITIONING LIMIT INDICATOR
Publication number
20140339453
Publication date
Nov 20, 2014
Dresser-Rand Company
Glenn D. Hatch
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CONTROL VALVE ASSEMBLY FOR A COMPRESSOR UNLOADER
Publication number
20090238699
Publication date
Sep 24, 2009
Dresser-Rand Company
Joel T. Sanford
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...