JPS5740096A - Shielded excavator - Google Patents
Shielded excavatorInfo
- Publication number
- JPS5740096A JPS5740096A JP11361480A JP11361480A JPS5740096A JP S5740096 A JPS5740096 A JP S5740096A JP 11361480 A JP11361480 A JP 11361480A JP 11361480 A JP11361480 A JP 11361480A JP S5740096 A JPS5740096 A JP S5740096A
- Authority
- JP
- Japan
- Prior art keywords
- shielded excavator
- excavator
- shielded
- 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
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11361480A JPS5740096A (en) | 1980-08-19 | 1980-08-19 | Shielded excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11361480A JPS5740096A (en) | 1980-08-19 | 1980-08-19 | Shielded excavator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5740096A true JPS5740096A (en) | 1982-03-05 |
Family
ID=14616674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11361480A Pending JPS5740096A (en) | 1980-08-19 | 1980-08-19 | Shielded excavator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5740096A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6186431A (en) * | 1984-10-04 | 1986-05-01 | Asahi Glass Co Ltd | Vitrification of porous quartz glass parent material |
JPS63182231A (en) * | 1987-01-21 | 1988-07-27 | Sumitomo Electric Ind Ltd | Dehydrating and sintering furnace for producing base material of optical fiber |
JPH04321530A (en) * | 1990-12-21 | 1992-11-11 | Alcatel Nv | Method of preparing optical waveguide preform |
-
1980
- 1980-08-19 JP JP11361480A patent/JPS5740096A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6186431A (en) * | 1984-10-04 | 1986-05-01 | Asahi Glass Co Ltd | Vitrification of porous quartz glass parent material |
JPH0563415B2 (en) * | 1984-10-04 | 1993-09-10 | Asahi Glass Co Ltd | |
JPS63182231A (en) * | 1987-01-21 | 1988-07-27 | Sumitomo Electric Ind Ltd | Dehydrating and sintering furnace for producing base material of optical fiber |
JPH04321530A (en) * | 1990-12-21 | 1992-11-11 | Alcatel Nv | Method of preparing optical waveguide preform |
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