JPS5221456B2 - - Google Patents
Info
- Publication number
- JPS5221456B2 JPS5221456B2 JP6381171A JP6381171A JPS5221456B2 JP S5221456 B2 JPS5221456 B2 JP S5221456B2 JP 6381171 A JP6381171 A JP 6381171A JP 6381171 A JP6381171 A JP 6381171A JP S5221456 B2 JPS5221456 B2 JP S5221456B2
- Authority
- JP
- Japan
- 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
Landscapes
- Cleaning By Liquid Or Steam (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6381171A JPS5221456B2 (https=) | 1971-08-21 | 1971-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6381171A JPS5221456B2 (https=) | 1971-08-21 | 1971-08-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4829633A JPS4829633A (https=) | 1973-04-19 |
| JPS5221456B2 true JPS5221456B2 (https=) | 1977-06-10 |
Family
ID=13240118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6381171A Expired JPS5221456B2 (https=) | 1971-08-21 | 1971-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5221456B2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014001416A (ja) * | 2012-06-15 | 2014-01-09 | Chubu Electric Power Co Inc | ガス−エアヒータのヒーティングエレメントの洗浄方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1547958A (en) * | 1975-03-06 | 1979-07-04 | Iws Nominee Co Ltd | Amphoteric polymers and process for their use |
| US4045253A (en) * | 1976-03-15 | 1977-08-30 | Halliburton Company | Passivating metal surfaces |
| JPS56139199A (en) * | 1980-04-02 | 1981-10-30 | Ebara Infilco Co Ltd | Descaling method of evaporator |
| JPS59185786A (ja) * | 1983-04-07 | 1984-10-22 | Mitsubishi Heavy Ind Ltd | 酸化鉄スケ−ルの洗浄方法 |
-
1971
- 1971-08-21 JP JP6381171A patent/JPS5221456B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014001416A (ja) * | 2012-06-15 | 2014-01-09 | Chubu Electric Power Co Inc | ガス−エアヒータのヒーティングエレメントの洗浄方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4829633A (https=) | 1973-04-19 |