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Class Information
Number: 73/1.02
Name: Measuring and testing > Instrument proving or calibrating > Gas or liquid analyzer
Description: Subject matter wherein either (a) the apparatus for proving or calibrating or (b) the device which is being proven or calibrated either (1) detects or measures the composition of, or some constituent or an identifying characteristic of a gas or gaseous mixture or (2) detects or determines the composition of, a constituent of, or a property of a liquid or a liquid suspension of a solid.










Sub-classes under this class:

Class Number Class Name Patents
73/1.06 Gas 333
73/1.03 Reference standard 164


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
5235526 Multi-probed sonde including microprocessor Aug. 10, 1993
5212092 Storage and calibration solution for multiparameter intravascular blood gas sensor device May. 18, 1993
5207087 Sensor calibrator and test apparatus May. 4, 1993
5205151 Alcohol concentration sensor testing apparatus Apr. 27, 1993
5204264 Method for validation of calibration standards in an automatic chemical analyzer Apr. 20, 1993
5189901 Densitometer calibration apparatus and method Mar. 2, 1993
5185263 Method for calibration of a measurement apparatus Feb. 9, 1993
5157958 Method for testing a leak detector Oct. 27, 1992
5124659 Measurement of pH and specific ion concentration Jun. 23, 1992
5124661 Reusable test unit for simulating electrochemical sensor signals for quality assurance of portable blood analyzer instruments Jun. 23, 1992
5022980 System for determining concentration of an electrolyte Jun. 11, 1991
4935106 Ion selective/enzymatic electrode medical analyzer device and method of use Jun. 19, 1990
4864229 Method and apparatus for testing chemical and ionic sensors Sep. 5, 1989
4852385 Maintenance device for at least partially automatic cleaning and calibration of a probe containing a measured value transmitter Aug. 1, 1989
4713618 On-line calibration system for chemical monitors Dec. 15, 1987
4694679 Gravitometer prover Sep. 22, 1987
4662208 Apparatus for the drawing off of untreated and treated dialyzing liquid and/or blood from a dialysis device May. 5, 1987
4640128 Mechanism for proper alignment of sensor probes with fluid sample chamber Feb. 3, 1987
4627893 Means and methods for quantitative determination of analyte in liquids Dec. 9, 1986
4625543 Method and device for calibrating an analyzer for measuring low ion activity values in a sample stream Dec. 2, 1986
4600494 Ion analyzer calibration cell Jul. 15, 1986
4599609 Personal liquid chemical agent detector Jul. 8, 1986
4578986 Gas analyzer for dry/dusty kilns Apr. 1, 1986
4570476 Densitometer proving system Feb. 18, 1986
4551209 Method of calibrating conductive metal oxide electrodes Nov. 5, 1985
4490236 Method and means for electrode calibration Dec. 25, 1984
4473458 Ion measuring device with self-contained storage of standardizing solution Sep. 25, 1984
4454752 Test circuit for use in coagulation instrument Jun. 19, 1984
4434647 Dynamic spot calibration for automatic particle counters Mar. 6, 1984
4430164 Fault-compensating electro-analytical measuring process and equipment Feb. 7, 1984
4331862 Method for calibrating a particle counting machine and a calibration standard therefor May. 25, 1982
4260950 Automatic portable pH meter and method with calibration receptacle Apr. 7, 1981
4223549 Oxygen monitoring circuit with built in testing means Sep. 23, 1980
4204430 Automatic liquid flow sampling apparatus May. 27, 1980
4119406 Calibration apparatus Oct. 10, 1978
4109505 Automated blood analysis system Aug. 29, 1978
4073182 Temperature compensated optical measuring instruments Feb. 14, 1978
4068529 Method and apparatus for automatically performing series analyses Jan. 17, 1978
4043180 Gathering line leak detection system tester Aug. 23, 1977
4003240 Calibration device for vaporized liquids Jan. 18, 1977
3975947 Method of and apparatus for quantitative analysis Aug. 24, 1976
3975727 Automated calibration and standardization apparatus Aug. 17, 1976
3954002 Method for calibrating moisture content measuring instruments May. 4, 1976
3949599 Method of quantitave analysis Apr. 13, 1976
3934197 Automatic calibration system Jan. 20, 1976

1 2 3 4 5 6 7










 
 
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