Inventor · Dallas, PA, US

Thomas Walter

22Patents
4h-index
21Co-inventors
63Inventor score

Filing activity: May 3, 1990 → Sep 5, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5068034A Purification underdrain with means to compensate for flow and pressure differences between laterals Performing Operations; Transporting 35 Expired
US5296138A Underdrain for liquid purification systems Performing Operations; Transporting 16 Expired
US5160613A Purification underdrain with compensating chamber and baffle isolating backwash gas from backwash water Performing Operations; Transporting 11 Expired
US5176827A Filter underdrain with means to increase gas flow during simultaneous gas/liquid backwashing Performing Operations; Transporting 8 Expired
US9186600B2 Device for bringing about a phase contact between a liquid phase and a gaseous phase, in particular a heat and mass transfer column Performing Operations; Transporting 4 Active
US7347413B2 Tray column and method for mass transfer in a tray column Performing Operations; Transporting 4 Active
US9499969B2 System and method for recovery of liquid or free-flowing chemicals Emerging Cross-Sectional Technologies 1 Active
US10413841B2 Column for thermal treatment of fluid mixtures Chemistry; Metallurgy 1 Active
US11268757B2 Methods for providing refrigeration in natural gas liquids recovery plants Mechanical Engineering; Lighting; Heating 1 Active
US10471369B2 Chimney tray for a column for thermal treatment of fluid mixtures Performing Operations; Transporting 1 Active
US10093551B2 Process and plant for treatment of secondary components obtained in acrolein and/or (meth)acrylic acid production Emerging Cross-Sectional Technologies 1 Active
US10174935B2 System and method for operating a liquid gas evaporator Mechanical Engineering; Lighting; Heating 0 Active
US9958201B2 Column for thermal treatment of a fluid Chemistry; Metallurgy 0 Active
US9636651B2 Plant and process for performance of heterogeneously catalyzed gas phase reactions Emerging Cross-Sectional Technologies 0 Active
US10239033B2 Reactor system and use thereof Performing Operations; Transporting 0 Active
US9701612B2 Process and plant for recovering acrylic acid Performing Operations; Transporting 0 Active
US9797657B2 Heat exchanger, reactor arrangement comprising this heat exchanger and method for controlling the temperature of a reactor Mechanical Engineering; Lighting; Heating 0 Active
US7637965B2 Process for controlling a hydraulic wash column Chemistry; Metallurgy 0 Active
US10173147B2 Apparatus and process for separating a target product from a liquid phase comprising the target product Chemistry; Metallurgy 0 Active
US9018416B2 Thermal separation process Performing Operations; Transporting 0 Active
US10343969B2 Process and plant for recovering acrylic acid Performing Operations; Transporting 0 Active
US10493376B2 Column for thermal treatment of fluid mixtures Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.