JPS579590A - Boring method and backing material - Google Patents
Boring method and backing materialInfo
- Publication number
- JPS579590A JPS579590A JP6952380A JP6952380A JPS579590A JP S579590 A JPS579590 A JP S579590A JP 6952380 A JP6952380 A JP 6952380A JP 6952380 A JP6952380 A JP 6952380A JP S579590 A JPS579590 A JP S579590A
- Authority
- JP
- Japan
- Prior art keywords
- backing material
- boring method
- boring
- backing
- 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
- Welding Or Cutting Using Electron Beams (AREA)
- Laser Beam Processing (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/968,594 US4239954A (en) | 1978-12-11 | 1978-12-11 | Backer for electron beam hole drilling |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS579590A true JPS579590A (en) | 1982-01-19 |
Family
ID=26066328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6952380A Pending JPS579590A (en) | 1978-12-11 | 1980-05-23 | Boring method and backing material |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS579590A (en) |
DK (1) | DK206180A (en) |
IL (1) | IL60092A (en) |
IT (1) | IT1130760B (en) |
NO (1) | NO801432L (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009536879A (en) * | 2006-01-27 | 2009-10-22 | ザ エクス ワン カンパニー | Rear wall protection from laser by shielding with particulate material |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54131544A (en) * | 1978-03-24 | 1979-10-12 | United Technologies Corp | Hole drilling method |
-
1980
- 1980-05-12 DK DK206180A patent/DK206180A/en not_active Application Discontinuation
- 1980-05-14 NO NO801432A patent/NO801432L/en unknown
- 1980-05-16 IL IL60092A patent/IL60092A/en unknown
- 1980-05-23 JP JP6952380A patent/JPS579590A/en active Pending
- 1980-05-26 IT IT22317/80A patent/IT1130760B/en active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54131544A (en) * | 1978-03-24 | 1979-10-12 | United Technologies Corp | Hole drilling method |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009536879A (en) * | 2006-01-27 | 2009-10-22 | ザ エクス ワン カンパニー | Rear wall protection from laser by shielding with particulate material |
Also Published As
Publication number | Publication date |
---|---|
IL60092A0 (en) | 1980-07-31 |
NO801432L (en) | 1981-11-16 |
IT8022317A0 (en) | 1980-05-26 |
IL60092A (en) | 1982-09-30 |
DK206180A (en) | 1981-11-13 |
IT1130760B (en) | 1986-06-18 |
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