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Class Information
Number: 210/285
Name: Liquid purification or separation > Particulate material type separator, e.g., ion exchange or sand bed > Embedded baffle
Description: Apparatus provided with at least one baffle completely or partially embedded in the particulate material.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7416667 |
Polyurethane oil de-emulsification unit |
Aug. 26, 2008 |
| 7323104 |
Water filtering device |
Jan. 29, 2008 |
| 7314551 |
Flow distribution apparatus |
Jan. 1, 2008 |
| 6972091 |
Ion exchange resin plant |
Dec. 6, 2005 |
| 6797175 |
Device for injecting a diverted fluid into a simulated moving bed separation process |
Sep. 28, 2004 |
| 6797167 |
Composite filter medium and fluid filters containing same |
Sep. 28, 2004 |
| 6454948 |
Distributor-mixer-extractor of fluids and associated process |
Sep. 24, 2002 |
| 6447678 |
Regeneration of water treatment media |
Sep. 10, 2002 |
| 6402959 |
Fluid distributing-collecting system process |
Jun. 11, 2002 |
| 6337015 |
Refrigerator-mounted water filtration apparatus |
Jan. 8, 2002 |
| 6231763 |
Regeneration of water treatment media |
May. 15, 2001 |
| 6221157 |
Spin coating bowl exhaust system |
Apr. 24, 2001 |
| 6156197 |
Fluid distributing-collecting system and its process |
Dec. 5, 2000 |
| 6132611 |
Dynamic action filtration system |
Oct. 17, 2000 |
| 6042729 |
Regeneration of water treatment media |
Mar. 28, 2000 |
| 6024871 |
Single-phase fluid distributor-mixer-extractor for beds of granular solids |
Feb. 15, 2000 |
| 5975434 |
Showerhead system with turbulence inducing and water purification means |
Nov. 2, 1999 |
| 5972214 |
Column with distributor for allowing independent injection and/or removal of fluids |
Oct. 26, 1999 |
| 5858248 |
On premise water treatment method for use in a post-mix beverage dispenser |
Jan. 12, 1999 |
| 5846411 |
Single-phase fluid distributor-mixer-extractor for beds of granular solids |
Dec. 8, 1998 |
| 5830360 |
Pour through and pitcher mounted water filter for removal of parasite cysts, bacteria and viruses and method of filtrating water |
Nov. 3, 1998 |
| 5755960 |
Distributor allowing independent injection and/or removal of fluids |
May. 26, 1998 |
| 5728293 |
External filter assembly for aquariums |
Mar. 17, 1998 |
| 5714077 |
Liquid filtration system |
Feb. 3, 1998 |
| 5562824 |
Gravity water purifier |
Oct. 8, 1996 |
| 5552057 |
Water-purifying device |
Sep. 3, 1996 |
| 5545319 |
Sieve system for an ion exchange column |
Aug. 13, 1996 |
| 5460719 |
Modular flat filter assembly and method of making same |
Oct. 24, 1995 |
| 5453183 |
Fluidized bed biological filter system for fish tanks |
Sep. 26, 1995 |
| 5320752 |
Water purification system employing modular flat filter assembly |
Jun. 14, 1994 |
| 5269922 |
Water filter |
Dec. 14, 1993 |
| 5269919 |
Self-contained water treatment system |
Dec. 14, 1993 |
| 5188732 |
Ion exchange resin holder |
Feb. 23, 1993 |
| 5122287 |
Filtration system |
Jun. 16, 1992 |
| 5006246 |
Baffled particulate material housing |
Apr. 9, 1991 |
| 4891142 |
Moving bed filtration apparatus and method |
Jan. 2, 1990 |
| 4876014 |
Method and apparatus for producing ultrapure water |
Oct. 24, 1989 |
| 4861472 |
Apparatus for filtration of a suspension |
Aug. 29, 1989 |
| 4693823 |
Liquid filter |
Sep. 15, 1987 |
| 4464255 |
Water purification device |
Aug. 7, 1984 |
| 4446027 |
Buoyant media filter |
May. 1, 1984 |
| 4412923 |
Process and apparatus for extracting ions from a clear liquid or a liquid containing materials in suspension by contact with an exchange substance |
Nov. 1, 1983 |
| 4378292 |
Fixed bed multiple zone fluid-solids contacting apparatus |
Mar. 29, 1983 |
| 4239970 |
Radionuclide generator |
Dec. 16, 1980 |
| 4136031 |
Apparatus for the recovery of liquid from a liquid medium containing solids |
Jan. 23, 1979 |
| 4060484 |
Filters |
Nov. 29, 1977 |
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