FR2143900A1 - - Google Patents
Info
- Publication number
- FR2143900A1 FR2143900A1 FR7223624A FR7223624A FR2143900A1 FR 2143900 A1 FR2143900 A1 FR 2143900A1 FR 7223624 A FR7223624 A FR 7223624A FR 7223624 A FR7223624 A FR 7223624A FR 2143900 A1 FR2143900 A1 FR 2143900A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/76—Chemiluminescence; Bioluminescence
- G01N21/766—Chemiluminescence; Bioluminescence of gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/173845—Amine and quaternary ammonium
- Y10T436/175383—Ammonia
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
- Y10T436/178459—Only nitrogen dioxide
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15800371A | 1971-06-29 | 1971-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2143900A1 true FR2143900A1 (fr) | 1973-02-09 |
FR2143900B1 FR2143900B1 (fr) | 1973-07-13 |
Family
ID=22566280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR727223624A Expired FR2143900B1 (fr) | 1971-06-29 | 1972-06-29 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3730686A (fr) |
JP (2) | JPS515959B1 (fr) |
CA (1) | CA956142A (fr) |
DE (2) | DE2264718C3 (fr) |
FR (1) | FR2143900B1 (fr) |
GB (2) | GB1343858A (fr) |
IT (1) | IT972328B (fr) |
SE (1) | SE385978B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2328196A1 (fr) * | 1975-10-14 | 1977-05-13 | Rockwell International Corp | Procede de detection et de mesure de no2 et o3 par reaction avec un halogenure alcalin solide |
FR2444271A1 (fr) * | 1978-12-15 | 1980-07-11 | Johnson Matthey Co Ltd | Procede et appareil de controle de la conversion d'ammoniac |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3870468A (en) * | 1972-06-16 | 1975-03-11 | Beckman Instruments Inc | Nitrogen dioxide analysis |
US3919397A (en) * | 1973-11-30 | 1975-11-11 | Aerochem Research Labs Inc | Catalytic preparation of NO |
US3904371A (en) * | 1974-03-04 | 1975-09-09 | Beckman Instruments Inc | Chemiluminescent ammonia detection |
US3967933A (en) * | 1974-05-23 | 1976-07-06 | Monitor Labs, Inc. | Dual channel nitrogen oxides analyzer |
US4193963A (en) * | 1974-09-20 | 1980-03-18 | Petroleo Brasileiro S.A.-Petrobras | Apparatus for the determination of chemical compounds by chemiluminescence with ozone |
US3979501A (en) * | 1975-03-28 | 1976-09-07 | Meloy Laboratories, Inc. | Method and apparatus for converting nitrogen dioxide to nitric oxide |
JPS5261167A (en) * | 1975-11-15 | 1977-05-20 | Agency Of Ind Science & Technol | Method of converting no2 to no and composition for converting |
JPS5299391U (fr) * | 1976-01-12 | 1977-07-27 | ||
US4170967A (en) * | 1976-02-04 | 1979-10-16 | Robert Bosch Gmbh | Apparatus for controlling the mixture of an internal combustion engine |
JPS52138791U (fr) * | 1976-04-15 | 1977-10-21 | ||
GB1590023A (en) * | 1976-08-24 | 1981-05-28 | Johnson Matthey Co Ltd | Catalytic decomposition of nitrogen oxides |
US4412006A (en) * | 1980-08-01 | 1983-10-25 | University Of Iowa Research Foundation | Method for determination of nitrate and/or nitrite |
US20060108221A1 (en) * | 2004-11-24 | 2006-05-25 | William Goodwin | Method and apparatus for improving measuring accuracy in gas monitoring systems |
US9804138B2 (en) * | 2014-06-26 | 2017-10-31 | The United States Of America | Measurement of total reactive nitrogen, NOy, together with NO2, NO, and O3via cavity ring-down spectroscopy |
CN104330355A (zh) * | 2014-11-19 | 2015-02-04 | 武汉怡特环保科技有限公司 | 双光路氮氧化物分析装置 |
-
1971
- 1971-06-29 US US00158003A patent/US3730686A/en not_active Expired - Lifetime
-
1972
- 1972-03-16 IT IT49036/72A patent/IT972328B/it active
- 1972-03-17 CA CA137,413A patent/CA956142A/en not_active Expired
- 1972-05-19 GB GB2365272A patent/GB1343858A/en not_active Expired
- 1972-05-19 GB GB2365272A patent/GB1343859A/en not_active Expired
- 1972-06-01 SE SE7207180A patent/SE385978B/xx unknown
- 1972-06-28 DE DE2264718A patent/DE2264718C3/de not_active Expired
- 1972-06-28 DE DE2231681A patent/DE2231681C3/de not_active Expired
- 1972-06-29 FR FR727223624A patent/FR2143900B1/fr not_active Expired
- 1972-06-29 JP JP47064587A patent/JPS515959B1/ja active Pending
- 1972-06-29 JP JP47064586A patent/JPS5213757B1/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2328196A1 (fr) * | 1975-10-14 | 1977-05-13 | Rockwell International Corp | Procede de detection et de mesure de no2 et o3 par reaction avec un halogenure alcalin solide |
FR2444271A1 (fr) * | 1978-12-15 | 1980-07-11 | Johnson Matthey Co Ltd | Procede et appareil de controle de la conversion d'ammoniac |
Also Published As
Publication number | Publication date |
---|---|
JPS515959B1 (fr) | 1976-02-24 |
DE2231681A1 (de) | 1973-01-11 |
DE2264718C3 (de) | 1979-10-25 |
GB1343859A (en) | 1974-01-16 |
DE2231681B2 (de) | 1975-01-09 |
DE2231681C3 (de) | 1975-08-21 |
IT972328B (it) | 1974-05-20 |
FR2143900B1 (fr) | 1973-07-13 |
JPS5213757B1 (fr) | 1977-04-16 |
DE2264718B2 (de) | 1979-03-01 |
CA956142A (en) | 1974-10-15 |
SE385978B (sv) | 1976-07-26 |
US3730686A (en) | 1973-05-01 |
GB1343858A (en) | 1974-01-16 |
DE2264718A1 (de) | 1974-11-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |