SE438209B - Gasdetektor med radioaktiv stralningskella - Google Patents
Gasdetektor med radioaktiv stralningskellaInfo
- Publication number
- SE438209B SE438209B SE7807772A SE7807772A SE438209B SE 438209 B SE438209 B SE 438209B SE 7807772 A SE7807772 A SE 7807772A SE 7807772 A SE7807772 A SE 7807772A SE 438209 B SE438209 B SE 438209B
- Authority
- SE
- Sweden
- Prior art keywords
- detector
- housing
- source
- gas
- couplings
- Prior art date
Links
- 230000002285 radioactive effect Effects 0.000 title claims description 33
- 230000005855 radiation Effects 0.000 title claims 7
- 230000008878 coupling Effects 0.000 claims description 45
- 238000010168 coupling process Methods 0.000 claims description 45
- 238000005859 coupling reaction Methods 0.000 claims description 45
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 4
- 230000006378 damage Effects 0.000 claims description 2
- 238000010992 reflux Methods 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000004519 grease Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 41
- 239000000700 radioactive tracer Substances 0.000 description 7
- 239000012857 radioactive material Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 101100189378 Caenorhabditis elegans pat-3 gene Proteins 0.000 description 1
- 229920005479 Lucite® Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005264 electron capture Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical class FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
- G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0006—Calibrating gas analysers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Electrochemistry (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Measurement Of Radiation (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/818,764 US4156813A (en) | 1977-07-25 | 1977-07-25 | Detector module for gas monitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7807772L SE7807772L (sv) | 1979-01-26 |
| SE438209B true SE438209B (sv) | 1985-04-01 |
Family
ID=25226343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7807772A SE438209B (sv) | 1977-07-25 | 1978-07-12 | Gasdetektor med radioaktiv stralningskella |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4156813A (fr) |
| JP (1) | JPS5424692A (fr) |
| BE (1) | BE869247A (fr) |
| DE (1) | DE2830597A1 (fr) |
| FR (1) | FR2399022A1 (fr) |
| GB (1) | GB1580288A (fr) |
| NL (1) | NL7807346A (fr) |
| SE (1) | SE438209B (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773255A (en) * | 1983-03-02 | 1988-09-27 | Columbia Gas System Service Corporation | Apparatus for injecting gas into a pipeline |
| US4690689A (en) * | 1983-03-02 | 1987-09-01 | Columbia Gas System Service Corp. | Gas tracer composition and method |
| US4551154A (en) * | 1983-03-02 | 1985-11-05 | Columbia Gas System Service Corporation | Gas tracer composition and method |
| DE3709972A1 (de) * | 1987-03-26 | 1988-10-06 | Holzer Walter | Gold-schmucklegierung |
| US5173340A (en) * | 1991-02-06 | 1992-12-22 | Walter Holzer | Method of coating a base of a gold alloy of at least 22 carat purity with a coating which is also of at least 22 carat purity |
| US9322783B2 (en) * | 2005-12-21 | 2016-04-26 | Meso Scale Technologies, Llc | Replaceable detection module and an apparatus for conducting luminescence assays |
| US10488292B1 (en) | 2014-10-16 | 2019-11-26 | Leak Detection Technologies, Inc. | Leak detection system |
| US9841344B2 (en) | 2016-03-29 | 2017-12-12 | Leak Detection Technologies, Inc. | System and methods for monitoring leaks in underground storage tanks |
| CN112915226B (zh) * | 2021-01-18 | 2021-11-26 | 宁波方太厨具有限公司 | 一种外环境监测单元及应用有该外环境监测单元的消毒柜 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2551531A (en) * | 1947-07-08 | 1951-05-01 | Melvin S Freedman | Radiation counter |
| GB921215A (en) * | 1958-07-29 | 1963-03-13 | Pye Ltd | Improvements in or relating to gas analysis apparatus |
| US3277296A (en) * | 1963-03-01 | 1966-10-04 | Wilkens Instr & Res Inc | Detection of electronegative compositions by means of electron capture detection |
| US3828184A (en) * | 1972-03-08 | 1974-08-06 | J Lupton | Ionization chamber with a porous anode |
-
1977
- 1977-07-25 US US05/818,764 patent/US4156813A/en not_active Expired - Lifetime
-
1978
- 1978-05-23 GB GB21571/78A patent/GB1580288A/en not_active Expired
- 1978-07-06 NL NL7807346A patent/NL7807346A/xx not_active Application Discontinuation
- 1978-07-12 DE DE19782830597 patent/DE2830597A1/de not_active Withdrawn
- 1978-07-12 SE SE7807772A patent/SE438209B/sv unknown
- 1978-07-24 FR FR7821820A patent/FR2399022A1/fr active Granted
- 1978-07-25 BE BE189483A patent/BE869247A/fr unknown
- 1978-07-25 JP JP9087078A patent/JPS5424692A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1580288A (en) | 1980-12-03 |
| FR2399022B3 (fr) | 1981-04-17 |
| JPS5424692A (en) | 1979-02-24 |
| US4156813A (en) | 1979-05-29 |
| NL7807346A (nl) | 1979-01-29 |
| DE2830597A1 (de) | 1979-02-15 |
| FR2399022A1 (fr) | 1979-02-23 |
| SE7807772L (sv) | 1979-01-26 |
| BE869247A (fr) | 1978-11-16 |
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