NL80839C - - Google Patents
Info
- Publication number
- NL80839C NL80839C NL80839DA NL80839C NL 80839 C NL80839 C NL 80839C NL 80839D A NL80839D A NL 80839DA NL 80839 C NL80839 C NL 80839C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1041892X | 1950-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL80839C true NL80839C (fr) |
Family
ID=7716493
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL80839D NL80839C (fr) | 1950-08-19 | ||
NL6818358.A NL161542B (nl) | 1950-08-19 | Verbetering van een werkwijze voor het behandelen van een ondergrondse formatie, waarin zich een put uitstrekt. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6818358.A NL161542B (nl) | 1950-08-19 | Verbetering van een werkwijze voor het behandelen van een ondergrondse formatie, waarin zich een put uitstrekt. |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1041892A (fr) |
NL (2) | NL161542B (fr) |
-
0
- NL NL80839D patent/NL80839C/xx active
- NL NL6818358.A patent/NL161542B/xx unknown
-
1951
- 1951-08-17 FR FR1041892D patent/FR1041892A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1041892A (fr) | 1953-10-27 |
NL161542B (nl) |