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Class Information
Number: 422/75
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Analyzer, structured indicator, or manipulative laboratory device > Means for analyzing liquid or solid sample > Including titrator
Description: Apparatus which utilizes titration as a means of chemical analysis.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619053 |
Monomer solution for producing polycarbonate |
Nov. 17, 2009 |
| 7615605 |
Monomer solution for producing polycarbonate |
Nov. 10, 2009 |
| 7601794 |
Monomer solution for producing polycarbonate |
Oct. 13, 2009 |
| 7485118 |
Microstructured arrangement for the bubble-free filling with a liquid of at least one system for draining off liquids, apparatus having such an arrangement and filing method |
Feb. 3, 2009 |
| 7349760 |
System and method for sensing and controlling the concentration of a chemical agent in a solution |
Mar. 25, 2008 |
| 7214537 |
Real-time component monitoring and replenishment system for multicomponent fluids |
May. 8, 2007 |
| 7205153 |
Analytical reagent for acid copper sulfate solutions |
Apr. 17, 2007 |
| 7153690 |
Real-time component monitoring and replenishment system for multicomponent fluids |
Dec. 26, 2006 |
| 6783991 |
Reversible and reusable authentication system for secure documents |
Aug. 31, 2004 |
| 6780646 |
Method for determining the storability of a grain or oilseed sample |
Aug. 24, 2004 |
| 6537822 |
Method for analyzing free fluorine in solutions containing hydrofluoric acid solution, and apparatus for practicing the method |
Mar. 25, 2003 |
| 6495372 |
Field test apparatus and method for analysis of coolants and heat-exchange fluids |
Dec. 17, 2002 |
| 6475438 |
Field test apparatus for analysis of coolants and heat-exchange fluids |
Nov. 5, 2002 |
| 6372505 |
Process and apparatus for titrating |
Apr. 16, 2002 |
| 6315954 |
Acid or base generator and analyzer |
Nov. 13, 2001 |
| 6248595 |
Method of measuring a nitrification rate for liquids |
Jun. 19, 2001 |
| 6143246 |
Apparatus for measuring ammonia in biochemical processes |
Nov. 7, 2000 |
| 6096274 |
Analysis device |
Aug. 1, 2000 |
| 5994147 |
System and method for determining acid-gas (CO.sub.2, H.sub.2 S) loadings in an alkanolamine system |
Nov. 30, 1999 |
| 5980829 |
Neutralization testing apparatus |
Nov. 9, 1999 |
| 5817954 |
Automated analyzing apparatus for measuring water quality with a cylinder-shaped syringe unit |
Oct. 6, 1998 |
| 5800782 |
Apparatus for quantitative determination of total base or acid number of oil |
Sep. 1, 1998 |
| 5776418 |
Automated analysis apparatus having fixed cells |
Jul. 7, 1998 |
| 5770150 |
Test kit for the qualitative determination of peroxides in fat |
Jun. 23, 1998 |
| 5747350 |
System for dosing liquids |
May. 5, 1998 |
| 5721143 |
Surfactant/detergent titration analysis method and apparatus for machine working fluids, surfactant-containing wastewater and the like |
Feb. 24, 1998 |
| 5707871 |
Method and kit for testing polyolester lubricants used in refrigerant compressors |
Jan. 13, 1998 |
| 5670374 |
Method and test kit for the qualitative determination of peroxides in fat |
Sep. 23, 1997 |
| 5618495 |
Colorimetric titration method and apparatus |
Apr. 8, 1997 |
| 5389546 |
Method for determining and monitoring constituent concentration of an aqueous metalworking fluid |
Feb. 14, 1995 |
| 5368819 |
Automated process chloride analyzer |
Nov. 29, 1994 |
| 5366898 |
Method for quantitative determination of total base or acid number of oil |
Nov. 22, 1994 |
| 5340541 |
Automated Karl Fischer titration apparatus and method |
Aug. 23, 1994 |
| 5328662 |
Installation for carrying out several successive chemical reactions in the same container |
Jul. 12, 1994 |
| 5302253 |
On-line acid monitor and neutralizer feed control of the overhead water in oil refineries |
Apr. 12, 1994 |
| 5300207 |
High current coulometric KF titrator |
Apr. 5, 1994 |
| 5300442 |
Method and device for measuring chlorine concentrations with enhanced sensitivity |
Apr. 5, 1994 |
| 5296193 |
Combined titration apparatus |
Mar. 22, 1994 |
| 5275786 |
Heated dilution system for a liquid sample |
Jan. 4, 1994 |
| 5254461 |
Method of and apparatus for determining microorganism populations electrochemically |
Oct. 19, 1993 |
| 5246863 |
Karl Fischer titration techniques |
Sep. 21, 1993 |
| 5213982 |
Heated dilution method for a liquid sample |
May. 25, 1993 |
| 5200149 |
Chemical test kit for use in detecting impurities in oil samples |
Apr. 6, 1993 |
| 5192509 |
Apparatus for automatic titration |
Mar. 9, 1993 |
| 5186895 |
Method and apparatus for automatic analysis of fluid composition involving a time-dependent variation thereof |
Feb. 16, 1993 |
| 5130096 |
Titrating system including pulse length modulation means |
Jul. 14, 1992 |
| 5108929 |
Method and system for treatment of alkaline streams |
Apr. 28, 1992 |
| 5104527 |
Automatic total reducers monitoring and adjustment system using titration |
Apr. 14, 1992 |
| 5045284 |
Flow cell for precipitation titration flow injection analysis |
Sep. 3, 1991 |
| 5002892 |
Gravimetric determination of the iodine number of carbon black |
Mar. 26, 1991 |
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