227 patents
Page 6 of 12
Utility
Control System for Optimizing Mixing and Energy Usage for Mixing Systems
3 Mar 22
A method and system for treating wastewater is disclosed.
Christopher K. Waul, Argun Olcayto Erdogan
Filed: 19 Apr 21
Utility
Electrical discharge cell for generating ozone
15 Feb 22
An electrical discharge ozone generation cell has first and second electrode base plates which are separated by a nonconductive flat spacer plate.
Philip Tinsley Dempster
Filed: 21 Oct 19
Utility
Ozone Cell Power Supply Apparatus and Method
10 Feb 22
The present invention generally includes an ozone generation system with a power supply that measures the rate of energy delivered to the ozone generation cell.
Philip Tinsley Dempster
Filed: 6 Apr 21
Utility
Removing heavy metals in a ballasted process
8 Feb 22
A system for treating metal-contaminated wastewater includes a primary treatment sub-system, a secondary treatment sub-system, and a tertiary treatment sub-system.
Rohan Wikramanayake, Raymond G. Pepin, Thomas Miles
Filed: 5 Jun 17
Utility
Method and Apparatus to Monitor and Control a Water System
3 Feb 22
A system for providing treated water includes a water treatment unit including an inlet water quality probe, a worker bed, a probe to measure a parameter of water from the worker bed, a polisher bed connected downstream from the worker bed and having a probe to measure a parameter of water from the polisher bed, and a flow meter upstream of the worker bed or downstream of the polisher bed.
Scott Branum, Erich Hoefferle
Filed: 28 Jul 21
Utility
Off-line electronic documentation solutions
11 Jan 22
A portable electronic device comprises a camera, a display screen, and a processor configured to identify a piece of equipment from one of an image of the piece of equipment or of a fiducial marker associated with the piece of equipment captured by the camera, display a header page associated with the piece of equipment on the display screen responsive to identifying the piece of equipment, the header page including options for accessing different types of documentation associated with the piece of equipment, receive an indication from a user of a type of documentation to access, and responsive to receiving the indication of the type of documentation to access, retrieve the documentation from a local memory of the portable electronic device, and display the documentation on the display screen.
Hillary Phillip Whigham, Patrick Harden
Filed: 26 Nov 18
Utility
Ballast Water Management System
6 Jan 22
Techniques and systems for neutralizing discharge waters from ballast and/or cooling water biocidal treatment and disinfection systems are provided.
Lars NUPNAU
Filed: 21 Sep 21
Utility
Removal of Ozone From Process Streams with Ultraviolet Radiation
30 Dec 21
A method including directing an aqueous solution having dissolved carbon dioxide and dissolved ozone into a vessel, removing an amount of the dissolved carbon dioxide and irradiating the effluent with ultraviolet light to decompose an amount of the dissolved ozone is disclosed.
Glen P. Sundstrom
Filed: 29 Oct 19
Utility
Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process
28 Dec 21
A system containing a reactor vessel including zero valent iron media, a source of a conditioning additive, a source of a reaction additive, and a process control subsystem is disclosed.
Yongheng Huang, Michael Wismer, Lew Andrew Reyes, Xiangyi Qiao, Simon Dukes, Frank Sassaman, David Berger
Filed: 31 Jul 19
Utility
Ballast Water Treatment and Neutralization
23 Dec 21
Techniques and systems for neutralizing discharge waters from ballast and/or cooling water biocidal treatment and disinfection systems are provided.
Vadim Zolotarsky
Filed: 30 Aug 21
Utility
Implementation of feedback control for improved electrochemical system design
23 Dec 21
A method of operating an electrochemical cell including introducing an aqueous solution into the electrochemical cell, applying a current across an anode and a cathode to produce a product, monitoring the voltage, dissolved hydrogen, or a condition of the aqueous solution, and reversing polarity of the anode and the cathode responsive to one of the measured parameters is disclosed.
Simon Paul Dukes, George Gu, Joshua Griffis, Michael Shaw
Filed: 6 Mar 18
Utility
Ultraviolet Light Activated Oxidation Process for the Reduction of Organic Carbon In Semiconductor Process Water
16 Dec 21
In a system for decomposing organic compounds in water for use in semiconductor manufacturing, a chemical reactor vessel having a fluid inlet and a fluid outlet, a persulfate anion addition system upstream of the reactor vessel, and a light emitting device contained within the reactor vessel.
Steve D. Sitkiewitz, Gary M. Carmignani, Lee W. Frederick
Filed: 30 Aug 21
Utility
Method for the treatment of wastewater
14 Dec 21
A system and method for backwashing a sand filter in a wastewater treatment system.
Gerard Willem Smiddy, Frank Leslie Smiddy
Filed: 12 Mar 19
Utility
Method and System for Providing Ultrapure Water With Flexible Lamp Configuration
9 Dec 21
A method and system of providing ultrapure water for semiconductor fabrication operations is provided.
Christopher Hall, Bruce Lee Coulter
Filed: 11 Mar 21
Utility
Method for the treatment of wastewater
7 Dec 21
A system and method for backwashing a sand filter in a wastewater treatment system.
Gerard Willem Smiddy, Frank Leslie Smiddy
Filed: 24 Dec 18
Utility
Regenerative Media Filtration Apparatus Improvements
11 Nov 21
A regenerative media filter vessel is provided.
Sean J. Curley
Filed: 14 Apr 21
Utility
High Recovery Electrodialysis Method
4 Nov 21
A water treatment system for brackish water is disclosed.
Li-Shiang Liang
Filed: 8 Oct 19
Utility
Gamma Irradiation of Ion Exchange Resins to remove or Trap Halogenated Impurities
4 Nov 21
A method of producing treated ion exchange resin material includes exposing an enclosed vessel containing ion exchange resin and a pre-treatment solution to high energy radiation.
Marty Wilkes
Filed: 2 Dec 20
Utility
Ion exchange membrane through UV initiation polymetrization
4 Nov 21
Methods of producing an ion exchange membrane support are disclosed.
George Gu, Simon P. Dukes, Savvas Hadjikyriacou, Michael Shaw
Filed: 25 Sep 19
Utility
Advanced oxidation process for ex-situ groundwater remediation
2 Nov 21
Methods of treating contaminated groundwater having recalcitrant organic contaminants are disclosed.
Jonathan H Wood, Sevang Doung
Filed: 15 Mar 19