CA1266621A - Concentrateur de vapeur a l'etat de traces - Google Patents

Concentrateur de vapeur a l'etat de traces

Info

Publication number: CA1266621A
Authority: CA; Canada
Prior art keywords: powder; vapours; desorption; region; stream
Prior art date: 1985-04-15
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000479118A

Other languages

English (en)

Inventor

Lorne Elias

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

National Research Council of Canada

Original Assignee

National Research Council of Canada

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-04-11

Filing date

1985-04-15

Publication date

1990-03-13

1985-04-15 Application filed by National Research Council of Canada filed Critical National Research Council of Canada

1986-04-11 Priority to US06/850,524 priority Critical patent/US4698071A/en

1986-04-11 Priority claimed from US06/850,524 external-priority patent/US4698071A/en

1986-04-14 Priority to EP86302742A priority patent/EP0202026A1/fr

1986-04-15 Priority to JP61087848A priority patent/JPS61287414A/ja

1990-03-13 Application granted granted Critical

1990-03-13 Publication of CA1266621A publication Critical patent/CA1266621A/fr

Status Expired legal-status Critical Current

Links

239000000843 powder Substances 0.000 claims abstract description 110
238000003795 desorption Methods 0.000 claims abstract description 73
238000001179 sorption measurement Methods 0.000 claims abstract description 39
238000000034 method Methods 0.000 claims abstract description 36
239000012159 carrier gas Substances 0.000 claims abstract description 31
239000007789 gas Substances 0.000 claims abstract description 19
238000010438 heat treatment Methods 0.000 claims abstract description 16
239000002245 particle Substances 0.000 claims description 21
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical group N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
239000003463 adsorbent Substances 0.000 claims description 18
UQXKXGWGFRWILX-UHFFFAOYSA-N ethylene glycol dinitrate Chemical group O=N(=O)OCCON(=O)=O UQXKXGWGFRWILX-UHFFFAOYSA-N 0.000 claims description 11
239000012141 concentrate Substances 0.000 claims description 5
238000004064 recycling Methods 0.000 claims description 5
238000006073 displacement reaction Methods 0.000 claims description 4
230000005484 gravity Effects 0.000 claims description 4
RMBFBMJGBANMMK-UHFFFAOYSA-N 2,4-dinitrotoluene Chemical group CC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O RMBFBMJGBANMMK-UHFFFAOYSA-N 0.000 claims description 3
229910001873 dinitrogen Inorganic materials 0.000 claims description 2
238000011084 recovery Methods 0.000 claims 4
230000006698 induction Effects 0.000 claims 2
230000005855 radiation Effects 0.000 claims 2
101100309716 Arabidopsis thaliana SD18 gene Proteins 0.000 claims 1
101100309717 Arabidopsis thaliana SD22 gene Proteins 0.000 claims 1
101100309718 Arabidopsis thaliana SD25 gene Proteins 0.000 claims 1
101150104372 SD17 gene Proteins 0.000 claims 1
238000013022 venting Methods 0.000 claims 1
239000002360 explosive Substances 0.000 abstract description 4
238000001514 detection method Methods 0.000 abstract description 2
239000003570 air Substances 0.000 description 47
229910052757 nitrogen Inorganic materials 0.000 description 9
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
238000004458 analytical method Methods 0.000 description 5
230000009471 action Effects 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000000463 material Substances 0.000 description 4
230000008569 process Effects 0.000 description 4
239000007787 solid Substances 0.000 description 4
239000007788 liquid Substances 0.000 description 3
238000004094 preconcentration Methods 0.000 description 3
239000001294 propane Substances 0.000 description 3
238000011160 research Methods 0.000 description 3
230000004044 response Effects 0.000 description 3
238000012360 testing method Methods 0.000 description 3
DYSXLQBUUOPLBB-UHFFFAOYSA-N 2,3-dinitrotoluene Chemical compound CC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O DYSXLQBUUOPLBB-UHFFFAOYSA-N 0.000 description 2
239000012080 ambient air Substances 0.000 description 2
238000004587 chromatography analysis Methods 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
238000012856 packing Methods 0.000 description 2
238000005070 sampling Methods 0.000 description 2
238000012546 transfer Methods 0.000 description 2
241000611421 Elia Species 0.000 description 1
230000005526 G1 to G0 transition Effects 0.000 description 1
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
230000000740 bleeding effect Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
239000003610 charcoal Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000002844 continuous effect Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
239000000428 dust Substances 0.000 description 1
238000000921 elemental analysis Methods 0.000 description 1
230000002708 enhancing effect Effects 0.000 description 1
238000004817 gas chromatography Methods 0.000 description 1
238000007373 indentation Methods 0.000 description 1
230000001939 inductive effect Effects 0.000 description 1
239000011261 inert gas Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
239000000203 mixture Substances 0.000 description 1
239000002808 molecular sieve Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229920001296 polysiloxane Polymers 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
238000005201 scrubbing Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000000741 silica gel Substances 0.000 description 1
229910002027 silica gel Inorganic materials 0.000 description 1
URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
238000002336 sorption--desorption measurement Methods 0.000 description 1
239000012086 standard solution Substances 0.000 description 1
238000010998 test method Methods 0.000 description 1
238000012795 verification Methods 0.000 description 1

Landscapes

Sampling And Sample Adjustment (AREA)

CA000479118A 1985-04-15 1985-04-15 Concentrateur de vapeur a l'etat de traces Expired CA1266621A (fr)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
US06/850,524 US4698071A (en)	1985-04-15	1986-04-11	Trace vapor concentrator
EP86302742A EP0202026A1 (fr)	1985-04-15	1986-04-14	Procédé et dispositif pour enrichir des traces de vapeur dans un milieu gazeux
JP61087848A JPS61287414A (ja)	1985-04-15	1986-04-15	ガス媒体中の微量蒸気の迅速連続濃縮法及び連続式微量蒸気予備濃縮器

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/850,524 US4698071A (en)	1985-04-15	1986-04-11	Trace vapor concentrator
US850,524		1986-04-11

Publications (1)

Publication Number	Publication Date
CA1266621A true CA1266621A (fr)	1990-03-13

Family

ID=25308374

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000479118A Expired CA1266621A (fr)	1985-04-15	1985-04-15	Concentrateur de vapeur a l'etat de traces

Country Status (1)

Country	Link
CA (1)	CA1266621A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5859362A (en) *	1996-10-22	1999-01-12	Revenue Canada	Trace vapor detection
US8183053B1 (en)	2006-05-09	2012-05-22	Flir Systems, Inc.	Preconcentrator media and methods for preconcentration of an analyte

1985
- 1985-04-15 CA CA000479118A patent/CA1266621A/fr not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5859362A (en) *	1996-10-22	1999-01-12	Revenue Canada	Trace vapor detection
US8183053B1 (en)	2006-05-09	2012-05-22	Flir Systems, Inc.	Preconcentrator media and methods for preconcentration of an analyte

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Legal Events

Date	Code	Title	Description
1996-09-13	MKLA	Lapsed