ZA796569B - Monitoring process and apparatus - Google Patents
Monitoring process and apparatusInfo
- Publication number
- ZA796569B ZA796569B ZA00796569A ZA796569A ZA796569B ZA 796569 B ZA796569 B ZA 796569B ZA 00796569 A ZA00796569 A ZA 00796569A ZA 796569 A ZA796569 A ZA 796569A ZA 796569 B ZA796569 B ZA 796569B
- Authority
- ZA
- South Africa
- Prior art keywords
- monitoring process
- monitoring
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- 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
- G01N31/005—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Organic Chemistry (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Molecular Biology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7848663 | 1978-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA796569B true ZA796569B (en) | 1981-09-30 |
Family
ID=10501750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00796569A ZA796569B (en) | 1978-12-15 | 1979-12-04 | Monitoring process and apparatus |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4296086A (xx) |
| JP (1) | JPS5593059A (xx) |
| BE (1) | BE880560A (xx) |
| BR (1) | BR7908182A (xx) |
| CA (1) | CA1134645A (xx) |
| DE (1) | DE2950261A1 (xx) |
| DK (1) | DK532779A (xx) |
| ES (1) | ES8102054A1 (xx) |
| FI (1) | FI793926A (xx) |
| FR (1) | FR2444271A1 (xx) |
| IT (1) | IT7969416A0 (xx) |
| NL (1) | NL7908928A (xx) |
| NO (1) | NO794026L (xx) |
| SE (1) | SE7910275L (xx) |
| ZA (1) | ZA796569B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL66094A0 (en) * | 1982-06-22 | 1982-09-30 | Yeda Res & Dev | Synthesis with multipolymer systems |
| US4668909A (en) * | 1984-05-04 | 1987-05-26 | The United States Of America As Represented By The Secretary Of The Air Force | Piezoelectric material testing method and apparatus |
| SE8800321D0 (sv) * | 1987-08-20 | 1988-02-02 | Scandinavian Emission Tech | Metallurgisk styrmetod |
| DE3914185A1 (de) * | 1989-04-28 | 1990-10-31 | Ciba Geigy Ag | Verfahren zur steuerung und optimierung industrieller prozesse |
| GB9215741D0 (en) * | 1992-07-24 | 1992-09-09 | British Tech Group | Method and apparatus for the measurement of pollutants in liquids |
| US5426053A (en) * | 1993-09-21 | 1995-06-20 | Exxon Research And Engineering Company | Optimization of acid strength and total organic carbon in acid processes (C-2644) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2974227A (en) * | 1958-05-07 | 1961-03-07 | Phillips Petroleum Co | Analyzer |
| US3067014A (en) * | 1958-12-01 | 1962-12-04 | Phillips Petroleum Co | Control system for nitric acid plant |
| US3081153A (en) * | 1959-03-13 | 1963-03-12 | Phillips Petroleum Co | Automatic optimum air addition to nitric oxide absorption in nitric acid production |
| US3718429A (en) * | 1971-03-15 | 1973-02-27 | Du Pont | No-no2 analyzer |
| US3730686A (en) * | 1971-06-29 | 1973-05-01 | Ford Motor Co | Quantitative measurement of selected nitrogen compounds in gaseous mixtures |
| US3808327A (en) * | 1972-02-03 | 1974-04-30 | E Roberts | Method for converting nitric oxide to nitrogen dioxide and recovery thereof |
| JPS5610582B2 (xx) * | 1972-02-04 | 1981-03-09 | ||
| US4042333A (en) * | 1974-03-06 | 1977-08-16 | E. I. Du Pont De Nemours And Company | Apparatus and method for gas analysis |
| US3970430A (en) * | 1974-10-17 | 1976-07-20 | E. I. Du Pont De Nemours And Company | Method and apparatus for nox analysis |
| JPS53100293A (en) * | 1977-02-14 | 1978-09-01 | Mitsubishi Electric Corp | Gas densitometer |
-
1979
- 1979-12-04 ZA ZA00796569A patent/ZA796569B/xx unknown
- 1979-12-10 US US06/101,857 patent/US4296086A/en not_active Expired - Lifetime
- 1979-12-10 NO NO794026A patent/NO794026L/no unknown
- 1979-12-11 BE BE6/47035A patent/BE880560A/fr not_active IP Right Cessation
- 1979-12-12 NL NL7908928A patent/NL7908928A/nl not_active Application Discontinuation
- 1979-12-12 FR FR7930459A patent/FR2444271A1/fr active Granted
- 1979-12-13 DE DE19792950261 patent/DE2950261A1/de not_active Withdrawn
- 1979-12-13 CA CA000341828A patent/CA1134645A/en not_active Expired
- 1979-12-13 ES ES486879A patent/ES8102054A1/es not_active Expired
- 1979-12-13 SE SE7910275A patent/SE7910275L/ not_active Application Discontinuation
- 1979-12-14 BR BR7908182A patent/BR7908182A/pt unknown
- 1979-12-14 FI FI793926A patent/FI793926A/fi not_active Application Discontinuation
- 1979-12-14 DK DK532779A patent/DK532779A/da not_active Application Discontinuation
- 1979-12-15 JP JP16343079A patent/JPS5593059A/ja active Pending
- 1979-12-17 IT IT7969416A patent/IT7969416A0/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE7910275L (sv) | 1980-06-16 |
| NL7908928A (nl) | 1980-06-17 |
| IT7969416A0 (it) | 1979-12-17 |
| FI793926A (fi) | 1980-06-16 |
| BR7908182A (pt) | 1980-08-26 |
| DK532779A (da) | 1980-06-16 |
| NO794026L (no) | 1980-06-17 |
| JPS5593059A (en) | 1980-07-15 |
| BE880560A (fr) | 1980-06-11 |
| ES486879A0 (es) | 1980-12-16 |
| US4296086A (en) | 1981-10-20 |
| FR2444271A1 (fr) | 1980-07-11 |
| DE2950261A1 (de) | 1980-06-26 |
| FR2444271B1 (xx) | 1985-02-22 |
| CA1134645A (en) | 1982-11-02 |
| ES8102054A1 (es) | 1980-12-16 |
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