CH469265A - Test tube used for displaying and measuring the carbon dioxide contained in the air - Google Patents
Test tube used for displaying and measuring the carbon dioxide contained in the airInfo
- Publication number
- CH469265A CH469265A CH1001364A CH1001364A CH469265A CH 469265 A CH469265 A CH 469265A CH 1001364 A CH1001364 A CH 1001364A CH 1001364 A CH1001364 A CH 1001364A CH 469265 A CH469265 A CH 469265A
- Authority
- CH
- Switzerland
- Prior art keywords
- displaying
- measuring
- air
- carbon dioxide
- test tube
- Prior art date
Links
Classifications
-
- 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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
-
- 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
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
-
- 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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
- G01N33/0013—Sample conditioning by a chemical reaction
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA44134A DE1215401B (en) | 1963-09-25 | 1963-09-25 | Test tube for carbon dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH469265A true CH469265A (en) | 1969-02-28 |
Family
ID=6934022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1001364A CH469265A (en) | 1963-09-25 | 1964-07-30 | Test tube used for displaying and measuring the carbon dioxide contained in the air |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT248747B (en) |
| BE (1) | BE651993A (en) |
| CH (1) | CH469265A (en) |
| DE (1) | DE1215401B (en) |
| DK (1) | DK109167C (en) |
| GB (1) | GB1043988A (en) |
| NL (1) | NL6410269A (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3217832C2 (en) * | 1982-05-12 | 1984-10-11 | Drägerwerk AG, 2400 Lübeck | Detector tubes for measuring gases |
| US5179002A (en) * | 1986-08-13 | 1993-01-12 | Nellcor Incorporated | Apparatus for determining whether respiratory gas is present in a gaseous sample |
| US4994117A (en) * | 1986-08-13 | 1991-02-19 | Fehder Carl G | Quantitative carbon dioxide detector |
| US4728499A (en) * | 1986-08-13 | 1988-03-01 | Fehder Carl G | Carbon dioxide indicator device |
| US5166075A (en) * | 1986-08-13 | 1992-11-24 | Nellcor Incorporated | Method for determining whether respiratory gas is present in a gaseous sample |
| US5749358A (en) | 1996-10-10 | 1998-05-12 | Nellcor Puritan Bennett Incorporated | Resuscitator bag exhaust port with CO2 indicator |
| US8062221B2 (en) | 2005-09-30 | 2011-11-22 | Nellcor Puritan Bennett Llc | Sensor for tissue gas detection and technique for using the same |
| US20080077035A1 (en) | 2006-09-25 | 2008-03-27 | Baker Clark R | Carbon dioxide-sensing airway products and technique for using the same |
| US8431088B2 (en) | 2006-09-25 | 2013-04-30 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
| US8449834B2 (en) | 2006-09-25 | 2013-05-28 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
| US8420405B2 (en) | 2006-09-25 | 2013-04-16 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
| US8431087B2 (en) | 2006-09-25 | 2013-04-30 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
| US8396524B2 (en) | 2006-09-27 | 2013-03-12 | Covidien Lp | Medical sensor and technique for using the same |
-
1963
- 1963-09-25 DE DEA44134A patent/DE1215401B/en active Pending
-
1964
- 1964-07-29 DK DK375564A patent/DK109167C/en active
- 1964-07-29 AT AT651364A patent/AT248747B/en active
- 1964-07-30 CH CH1001364A patent/CH469265A/en unknown
- 1964-08-19 BE BE651993D patent/BE651993A/xx unknown
- 1964-09-03 NL NL6410269A patent/NL6410269A/xx unknown
- 1964-09-25 GB GB3923264A patent/GB1043988A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6410269A (en) | 1965-03-26 |
| DE1215401B (en) | 1966-04-28 |
| AT248747B (en) | 1966-08-10 |
| DK109167C (en) | 1968-03-25 |
| GB1043988A (en) | 1966-09-28 |
| BE651993A (en) | 1964-12-16 |
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