IL48045A - Method and apparatus for detecting the presence of alcohol and measuring its concentration - Google Patents
Method and apparatus for detecting the presence of alcohol and measuring its concentrationInfo
- Publication number
- IL48045A IL48045A IL48045A IL4804575A IL48045A IL 48045 A IL48045 A IL 48045A IL 48045 A IL48045 A IL 48045A IL 4804575 A IL4804575 A IL 4804575A IL 48045 A IL48045 A IL 48045A
- Authority
- IL
- Israel
- Prior art keywords
- gas
- sensitive device
- oxide semiconductor
- electrodes
- alcohol
- Prior art date
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims description 18
- 238000000034 method Methods 0.000 title claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 34
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 27
- 229910044991 metal oxide Inorganic materials 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000011787 zinc oxide Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 24
- 239000003990 capacitor Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229940100890 silver compound Drugs 0.000 description 1
- 150000003379 silver compounds Chemical class 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000007704 transition Effects 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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
-
- 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
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath
- G01N33/4972—Determining alcohol content
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biophysics (AREA)
- Urology & Nephrology (AREA)
- Hematology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2442593A DE2442593B2 (de) | 1974-09-05 | 1974-09-05 | Fühler zur Feststellung und/oder Messung von Alkohol und ein Herstellverfahren dazu |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL48045A0 IL48045A0 (en) | 1975-11-25 |
| IL48045A true IL48045A (en) | 1977-07-31 |
Family
ID=5924980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL48045A IL48045A (en) | 1974-09-05 | 1975-09-03 | Method and apparatus for detecting the presence of alcohol and measuring its concentration |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4017792A (da) |
| JP (1) | JPS5153892A (da) |
| AT (1) | AT356428B (da) |
| AU (1) | AU8449175A (da) |
| BE (1) | BE833095A (da) |
| CH (1) | CH599546A5 (da) |
| DD (1) | DD121186A5 (da) |
| DE (1) | DE2442593B2 (da) |
| DK (1) | DK380975A (da) |
| ES (1) | ES440727A1 (da) |
| FR (1) | FR2309861A1 (da) |
| GB (1) | GB1492437A (da) |
| HU (1) | HU171733B (da) |
| IL (1) | IL48045A (da) |
| LU (1) | LU73311A1 (da) |
| NL (1) | NL7510001A (da) |
| SE (1) | SE424470B (da) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2640480C2 (de) * | 1976-09-08 | 1982-09-02 | Sachs Systemtechnik Gmbh, 8720 Schweinfurt | Meßfühler für ein Alkohol-Meßgerät |
| US4359709A (en) * | 1979-07-06 | 1982-11-16 | Matsushita Electric Industrial Co., Ltd. | Combustible gas sensor |
| US4423407A (en) * | 1981-02-27 | 1983-12-27 | Dart Industries Inc. | Apparatus and method for measuring the concentration of gases |
| US4502321A (en) * | 1981-02-27 | 1985-03-05 | Capital Controls | Apparatus and method for measuring the concentration of gases |
| DE3671529D1 (de) * | 1985-02-12 | 1990-06-28 | New Cosmos Electric Co | Alkoholselektiver gassensor. |
| DE3815131C1 (da) * | 1988-05-04 | 1989-06-22 | Draegerwerk Ag, 2400 Luebeck, De | |
| FR2830939B1 (fr) * | 2001-10-12 | 2004-07-09 | Seres | Dispositif et procede de mesure et/ou detection d'un taux et debit de gaz dans l'haleine |
| DE102011106410B3 (de) * | 2011-07-02 | 2012-08-02 | Dräger Safety Ag & Co.Kgaa | Atemalkoholgehaltmessgerät |
| JP6547427B2 (ja) * | 2015-06-05 | 2019-07-24 | 富士通株式会社 | 火災検知装置、火災検知システム、火災検知方法、及び火災検知プログラム |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3547835A (en) * | 1969-06-09 | 1970-12-15 | Du Pont | Processes of producing and applying silver compositions,and products therefrom |
| US3695848A (en) * | 1970-04-07 | 1972-10-03 | Naoyoshi Taguchi | Gas detecting device |
| JPS5010678B1 (da) * | 1970-07-21 | 1975-04-23 | ||
| US3732519A (en) * | 1970-09-23 | 1973-05-08 | N Taguchi | Semiconductor gas detecting device |
| US3818899A (en) * | 1972-07-03 | 1974-06-25 | Borg Warner | Breath testing system with increased sensitivity |
-
1974
- 1974-09-05 DE DE2442593A patent/DE2442593B2/de not_active Ceased
-
1975
- 1975-08-25 DK DK380975A patent/DK380975A/da unknown
- 1975-08-25 NL NL7510001A patent/NL7510001A/xx not_active Application Discontinuation
- 1975-08-27 GB GB35442/75A patent/GB1492437A/en not_active Expired
- 1975-08-28 FR FR7526526A patent/FR2309861A1/fr not_active Withdrawn
- 1975-09-02 LU LU73311A patent/LU73311A1/xx unknown
- 1975-09-02 US US05/609,551 patent/US4017792A/en not_active Expired - Lifetime
- 1975-09-03 AU AU84491/75A patent/AU8449175A/en not_active Expired
- 1975-09-03 IL IL48045A patent/IL48045A/en unknown
- 1975-09-03 DD DD188162A patent/DD121186A5/xx unknown
- 1975-09-04 CH CH1146575A patent/CH599546A5/xx not_active IP Right Cessation
- 1975-09-04 HU HU75DE00000895A patent/HU171733B/hu unknown
- 1975-09-04 ES ES440727A patent/ES440727A1/es not_active Expired
- 1975-09-04 SE SE7509825A patent/SE424470B/xx unknown
- 1975-09-05 JP JP50107943A patent/JPS5153892A/ja active Pending
- 1975-09-05 AT AT686475A patent/AT356428B/de not_active IP Right Cessation
- 1975-09-05 BE BE159756A patent/BE833095A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| HU171733B (hu) | 1978-03-28 |
| BE833095A (fr) | 1975-12-31 |
| DE2442593B2 (de) | 1979-11-15 |
| SE424470B (sv) | 1982-07-19 |
| IL48045A0 (en) | 1975-11-25 |
| CH599546A5 (da) | 1978-05-31 |
| ATA686475A (de) | 1979-09-15 |
| DD121186A5 (da) | 1976-07-12 |
| FR2309861A1 (fr) | 1976-11-26 |
| US4017792A (en) | 1977-04-12 |
| ES440727A1 (es) | 1977-03-16 |
| SE7509825L (sv) | 1976-03-08 |
| JPS5153892A (da) | 1976-05-12 |
| GB1492437A (en) | 1977-11-16 |
| AU8449175A (en) | 1977-03-10 |
| AT356428B (de) | 1980-04-25 |
| DE2442593A1 (de) | 1976-03-18 |
| DK380975A (da) | 1976-03-06 |
| NL7510001A (nl) | 1976-03-09 |
| LU73311A1 (da) | 1976-04-13 |
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