GB1491190A - Process and device for the production of traces of hydrocyanic acid gas for testing and calibrating gas analysis apparatuses - Google Patents
Process and device for the production of traces of hydrocyanic acid gas for testing and calibrating gas analysis apparatusesInfo
- Publication number
- GB1491190A GB1491190A GB3326576A GB3326576A GB1491190A GB 1491190 A GB1491190 A GB 1491190A GB 3326576 A GB3326576 A GB 3326576A GB 3326576 A GB3326576 A GB 3326576A GB 1491190 A GB1491190 A GB 1491190A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hydrocyanic acid
- gas
- testing
- acid gas
- traces
- Prior art date
- 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
Links
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 title abstract 10
- 238000004868 gas analysis Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 239000012159 carrier gas Substances 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 3
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 abstract 1
- 238000007865 diluting Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000009738 saturating Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0204—Preparation, separation or purification of hydrogen cyanide from formamide or from ammonium formate
-
- 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)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Toxicology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752536241 DE2536241C3 (de) | 1975-08-14 | 1975-08-14 | Verfahren und Vorrichtung zur Erzeugung von Blausäuregas mit vorwählbarer Konzentration für die Überprüfung und Kalibrierung von Gasanalysengeräten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1491190A true GB1491190A (en) | 1977-11-09 |
Family
ID=5953975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3326576A Expired GB1491190A (en) | 1975-08-14 | 1976-08-10 | Process and device for the production of traces of hydrocyanic acid gas for testing and calibrating gas analysis apparatuses |
Country Status (9)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5054309A (en) * | 1988-11-21 | 1991-10-08 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for producing low-concentration gas mixtures, and apparatus for producing the same |
| EP1987363A4 (en) * | 2006-02-02 | 2013-03-06 | Tekran Instr Corp | CALIBRATION GAS SUPPLY APPARATUS |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4716055A (en) * | 1985-08-05 | 1987-12-29 | Basf Corporation | Conductive fiber and method of making same |
| EP0370870B1 (en) * | 1988-11-21 | 1995-05-24 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for producing low-concentration gas mixtures, and apparatus for producing the same |
| DE4425889C2 (de) * | 1994-07-11 | 1997-07-31 | Compur Monitors Sensor Technol | Verfahren und Einrichtung zur Überprüfung von Gassensoren sowie Anwendung bzw. Verwendung der- bzw. denselben |
| CN108254497A (zh) * | 2017-12-22 | 2018-07-06 | 河南省日立信股份有限公司 | 手机app控制的气体监测仪表现场校验方法 |
-
1975
- 1975-08-14 DE DE19752536241 patent/DE2536241C3/de not_active Expired
-
1976
- 1976-08-10 GB GB3326576A patent/GB1491190A/en not_active Expired
- 1976-08-12 SE SE7609039A patent/SE7609039L/ not_active Application Discontinuation
- 1976-08-12 NL NL7608978A patent/NL7608978A/xx not_active Application Discontinuation
- 1976-08-13 LU LU75591A patent/LU75591A1/xx unknown
- 1976-08-13 FR FR7624817A patent/FR2321122A1/fr not_active Withdrawn
- 1976-08-13 DK DK366476A patent/DK366476A/da unknown
- 1976-08-13 BE BE2055240A patent/BE845141A/xx unknown
- 1976-08-14 JP JP9662576A patent/JPS5235800A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5054309A (en) * | 1988-11-21 | 1991-10-08 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for producing low-concentration gas mixtures, and apparatus for producing the same |
| EP1987363A4 (en) * | 2006-02-02 | 2013-03-06 | Tekran Instr Corp | CALIBRATION GAS SUPPLY APPARATUS |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5235800A (en) | 1977-03-18 |
| DE2536241C3 (de) | 1980-01-31 |
| LU75591A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-04-22 |
| DE2536241A1 (de) | 1977-02-17 |
| DK366476A (da) | 1977-02-15 |
| BE845141A (fr) | 1977-02-14 |
| SE7609039L (sv) | 1977-02-15 |
| NL7608978A (nl) | 1977-02-16 |
| FR2321122A1 (fr) | 1977-03-11 |
| DE2536241B2 (de) | 1979-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |