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Class Information
Number: 210/195.1
Name: Liquid purification or separation > Recirculation > Serially connected distinct treating or storage units
Description: Apparatus including two or more vessels connected in series or two or more zones in a single vessel separated by a baffle connected in series.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618535 |
Suppressed chromatography and salt conversion system |
Nov. 17, 2009 |
| 7611624 |
Water filtration and recycling for fabrication equipment |
Nov. 3, 2009 |
| 7591952 |
Water treatment mixture and methods and system for use |
Sep. 22, 2009 |
| 7575656 |
Wastewater evaporating treatment and disposal system |
Aug. 18, 2009 |
| 7572369 |
System for supporting denitrification |
Aug. 11, 2009 |
| 7531094 |
Two stage hemofiltration that generates replacement fluid |
May. 12, 2009 |
| 7520990 |
Anaerobic wastewater treatment system and method |
Apr. 21, 2009 |
| 7517448 |
Recycling cool water filter |
Apr. 14, 2009 |
| 7510661 |
Separation system for the removal of fat, oil or grease from wastewater |
Mar. 31, 2009 |
| 7497946 |
Subsurface drip disposal system |
Mar. 3, 2009 |
| 7485207 |
Method and apparatus for recovering a solvent |
Feb. 3, 2009 |
| 7479220 |
Plant for the removal of metals by biosorption from mining or industrial effluents |
Jan. 20, 2009 |
| 7465399 |
Filtered and unfiltered water ducting in sink fitting |
Dec. 16, 2008 |
| 7459077 |
Portable apparatus for in-transport treatment of waste |
Dec. 2, 2008 |
| 7452469 |
Apparatus having rotary activated Baccillus contractor for purifying sewage and wastewater and method using the same |
Nov. 18, 2008 |
| 7452463 |
Apparatus for treating water |
Nov. 18, 2008 |
| 7449108 |
Apparatus for improving the characteristics of wetting water in offset printing |
Nov. 11, 2008 |
| 7438804 |
Coagulation treatment apparatus |
Oct. 21, 2008 |
| 7438805 |
Apparatus for reducing volume of sludge |
Oct. 21, 2008 |
| 7435342 |
Dialysate regeneration system for portable human dialysis |
Oct. 14, 2008 |
| 7431039 |
Cleaning facility for tubing system of vehicle |
Oct. 7, 2008 |
| 7431834 |
Waste water and sludge treatment apparatus |
Oct. 7, 2008 |
| 7419608 |
Treating method and equipment for coke-cooling wastewater |
Sep. 2, 2008 |
| 7413656 |
Aerobic sewage system |
Aug. 19, 2008 |
| 7396455 |
Brine container with filter system |
Jul. 8, 2008 |
| 7390400 |
Denitrification reactor with a fixed culture |
Jun. 24, 2008 |
| 7387721 |
Apparatus and system for removing scale causing chemicals in hot water systems |
Jun. 17, 2008 |
| 7374677 |
Two stage hemofiltration that generates replacement fluid |
May. 20, 2008 |
| 7351329 |
Potable water station sanitizing system and method |
Apr. 1, 2008 |
| 7329354 |
Purification of organic solvent fluids |
Feb. 12, 2008 |
| 7329344 |
Grease and scum removal in a filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials |
Feb. 12, 2008 |
| 7326339 |
Recirculating water energising apparatus |
Feb. 5, 2008 |
| 7314547 |
Fountain solution recycling system for commercial printers |
Jan. 1, 2008 |
| 7311799 |
Hydrofluoric acid wastewater treatment method and device |
Dec. 25, 2007 |
| 7311824 |
Fine particle separation treatment system and cyclone separator |
Dec. 25, 2007 |
| 7309419 |
Fluid diverter for a wastewater treatment system |
Dec. 18, 2007 |
| 7306731 |
Manure separation for digester method and apparatus |
Dec. 11, 2007 |
| 7303666 |
Water filtration system |
Dec. 4, 2007 |
| 7300570 |
Apparatus and method for treating wastewater using contact media |
Nov. 27, 2007 |
| 7300578 |
Apparatus for recycling of oil-based drilling fluid contaminated with water and water contaminated with oil based drilling fluid |
Nov. 27, 2007 |
| 7291269 |
Apparatus and process for extracorporeal treatment of blood with selective extraction of solutes |
Nov. 6, 2007 |
| 7288191 |
Sludge treatment apparatus |
Oct. 30, 2007 |
| 7279093 |
Module for removing organic compounds from foaming wastewater by oxidation |
Oct. 9, 2007 |
| 7267778 |
Device and process for treating a liquid medium |
Sep. 11, 2007 |
| 7252766 |
Wastewater treatment system and method |
Aug. 7, 2007 |
| 7238284 |
Apparatus for processing alkaline solution |
Jul. 3, 2007 |
| 7217358 |
Ultraviolet radiation treatment of unwanted microorganisms |
May. 15, 2007 |
| 7214312 |
Fluid circuits, systems, and processes for extracorporeal blood processing |
May. 8, 2007 |
| 7198716 |
Phased activated sludge system |
Apr. 3, 2007 |
| 7192518 |
Liquid circuit |
Mar. 20, 2007 |
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