1
Michael J Collins: Analytical apparatus for determining volatiles, solids, and solvent extractables in a sample. CEM Corporation, H M Adrian Jr, November 19, 1985: US04554132 (42 worldwide citation)

An apparatus and method for quantitatively measuring volatiles, solids and solvent extractables is described which provides rapid and accurate determinations using microwave heating, electronic balance weighing and solvent extracting of solubles. The method involves subjecting a weighed sample to mi ...


2
John H Davies, Frank J Kuja: Method for inspecting an article for concealed substances. Barringer Research, Bereskin & Parr, June 20, 1995: US05425263 (36 worldwide citation)

There is provided an assembly for preferentially separating and collecting particles that are gathered from the surface of an article such as an item of baggage. The assembly features an impactor and a suction anvil that is displaceable from a collection medium. The anvil is displaceable from the co ...


3
Michael J Collins: Analytical method for determining volatiles, solids and solvent extractables. CEM Corporation, Herbert M Adrian Jr, Raymond F Kramer, June 28, 1988: US04753889 (24 worldwide citation)

An apparatus and method for quantitatively measuring volatiles, solids and solvent extractables is described which provides rapid and accurate determinations using microwave heating, electronic balance weighing and solvent extracting of solubles. The method involves subjecting a weighed sample to mi ...


4
Gilmont Roger: Multitubular constant head reflux condenser. Gilmont Instruments, September 23, 1975: US3907683 (23 worldwide citation)

In a multitubular constant head reflux condenser for use with distillation apparatus, feed liquid is passed in heat-transfer relationship with vaporized feed liquid from the distillation apparatus to condense the vaporized feed liquid as distillate and to preheat the feed liquid almost to its boilin ...


5
Costandi A Audeh, Richard N Lovett: Apparatus and method for TBP-distillation of crude oil. Mobil Oil Corporation, C A Huggett, V J Frilette, February 17, 1981: US04250739 (16 worldwide citation)

Provided herein is a novel method for generating TBP-distillation curves for crude petroleum oils, which curves are free of the large discontinuity in the raw data that is commonly observed when vacuum distillation is begun. The temperature-incremental volume data is accumulated up to a temperature ...


6
Thomas A Augurt: Prevacuum steam sterilization test pack. Propper Manufacturing Company, Amster Rothstein & Ebenstein, November 19, 1991: US05066464 (15 worldwide citation)

A Bowie and Dick type prevacuum steam sterilization test pack for insertion into a sterilization chamber for indicating the presence of unacceptable levels of uncondensable gas comprises a housing, a heat sink and an indicator. The housing defines a single chamber having a large open end, a relative ...


7
Amelia L Dacruz: Headspace analysis. John K Donaghy, November 30, 1993: US05266496 (13 worldwide citation)

A process for extracting and analyzing virtually any sample which may be contaminated with pollutants, toxics or other impurities. The process can be used to extract and analyze one contaminant, such as a volatile compound (gasoline), or the process can be used to extract and analyze several contami ...


8
Eggertsen Frank T, Seibert Elmer E, Stross Fred H: Method and apparatus for volatility and vapor pressures measurement and for distillation analysis. Shell Oil Company, May 9, 1972: US3661527 (11 worldwide citation)

A microanalyzer for determining volatilities, vapor pressures, and for performing distillation analyses of organic materials wherein a sample of the material is supported in a removable flow-through probe on a support and heated while flowing carrier gas over the sample to saturate the carrier gas w ...


9
Lafitte Rene, LeCarpentier Paul: Method and device for the analysis of gas. US Philips Corporation, June 29, 1971: US3589169 (11 worldwide citation)

A method and an apparatus for analyzing a gaseous mixture by flowing the mixture along a refrigerated tube having a temperature gradient along its length, with the component gases of the mixture condensing at different axial locations on the tube and means provided for determining the condensing tem ...


10
Abaev Guenrikh, Andreeva Raissa, Urvantsau Viachaslau, Spirydonau Aliaksandr, Kalesnik Victor: Determination of characteristics of distillation of liquid petroleum products, comprises distilling small sample with continuous measurements of temperatures and pressures in liquid and vapor phases. Instrumentation Scient de Labo, April 19, 2002: FR2815413-A1 (10 worldwide citation)

To determine the characteristics of the distillation of liquid petroleum products, using a rapid mini-distillation, a sample of 5-15 ml is heated in a distillation flask (1) at a constant and controlled heat. Continuous temperature measurements are taken of the sample during distillation of the liqu ...