JPS6323642U - - Google Patents
Info
- Publication number
- JPS6323642U JPS6323642U JP11665486U JP11665486U JPS6323642U JP S6323642 U JPS6323642 U JP S6323642U JP 11665486 U JP11665486 U JP 11665486U JP 11665486 U JP11665486 U JP 11665486U JP S6323642 U JPS6323642 U JP S6323642U
- Authority
- JP
- Japan
- Prior art keywords
- combustible gas
- wavelength
- measured
- laser
- semiconductor laser
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 3
- 238000000034 method Methods 0.000 claims 1
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010408 sweeping Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11665486U JPS6323642U (cs) | 1986-07-31 | 1986-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11665486U JPS6323642U (cs) | 1986-07-31 | 1986-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6323642U true JPS6323642U (cs) | 1988-02-16 |
Family
ID=31001448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11665486U Pending JPS6323642U (cs) | 1986-07-31 | 1986-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6323642U (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477648A (ja) * | 1990-07-20 | 1992-03-11 | Mitsubishi Heavy Ind Ltd | 潤滑油劣化度測定装置 |
| JPH04326041A (ja) * | 1991-04-26 | 1992-11-16 | Tokyo Gas Co Ltd | ガス濃度測定方法及びその測定装置 |
-
1986
- 1986-07-31 JP JP11665486U patent/JPS6323642U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477648A (ja) * | 1990-07-20 | 1992-03-11 | Mitsubishi Heavy Ind Ltd | 潤滑油劣化度測定装置 |
| JPH04326041A (ja) * | 1991-04-26 | 1992-11-16 | Tokyo Gas Co Ltd | ガス濃度測定方法及びその測定装置 |
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