The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 05, 1996
Filed:
Sep. 02, 1993
Kalman Nagy, Trondheim, NO;
Trygve Foonae butted.s, .ANG.rdalstangen, NO;
Herman Kolderup, Trondheim, NO;
Knut Bergli, B.o slashed.dalen, NO;
Norsk Hydro A.S., Oslo, NO;
Abstract
Equipment samples and processes for analysis PAH and other organic compounds, as well as hydrogen fluoride and sulphur oxides in air and in gas in production equipment. The equipment comprises a layered adsorption device 1 in which the adsorbents are dry. During sampling, the adsorption device 1 is connected at its upper end to a probe 8, which is brought into contact with the object to be sampled, and connected at its lower end to a gel box 10, a pump 9 and a gas clock 12, in series. After sampling, the adsorption device 1 may be connected directly to an extraction apparatus 11 for the processing of the sample.