NL224231A - - Google Patents
Info
- Publication number
- NL224231A NL224231A NL224231DA NL224231A NL 224231 A NL224231 A NL 224231A NL 224231D A NL224231D A NL 224231DA NL 224231 A NL224231 A NL 224231A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F7/00—Parametric amplifiers
- H03F7/02—Parametric amplifiers using variable-inductance element; using variable-permeability element
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
- C22B1/20—Sintering; Agglomerating in sintering machines with movable grates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US640464A US3066263A (en) | 1957-02-15 | 1957-02-15 | Gyromagnetic parametric amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL224231A true NL224231A (en:Method) |
Family
ID=24568367
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL224231D NL224231A (en:Method) | 1957-02-15 | ||
| NL105047D NL105047C (en:Method) | 1957-02-15 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL105047D NL105047C (en:Method) | 1957-02-15 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3066263A (en:Method) |
| BE (1) | BE563913A (en:Method) |
| DE (1) | DE1084323B (en:Method) |
| FR (1) | FR1198767A (en:Method) |
| NL (2) | NL105047C (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3078419A (en) * | 1958-03-24 | 1963-02-19 | Gen Electric | Ferromagnetic amplifier and frequency converter |
| US3090012A (en) * | 1958-07-31 | 1963-05-14 | Gen Electric | Microwave ferrite parametric amplifier using frequency doubling and lower frequency pump |
| NL242761A (en:Method) * | 1958-12-15 | |||
| NL287643A (en:Method) * | 1962-01-10 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1206643A (en) * | 1912-12-07 | 1916-11-28 | Gen Electric | Controlling alternating currents. |
| US1884844A (en) * | 1929-03-30 | 1932-10-25 | Bell Telephone Labor Inc | Magnetic wave-amplifying repeater |
| US1884845A (en) * | 1930-09-23 | 1932-10-25 | Bell Telephone Labor Inc | Magnetic amplifier |
| BE487331A (en:Method) * | 1948-02-13 | |||
| FR1079880A (fr) * | 1953-03-23 | 1954-12-03 | Coupleurs directionnels résonnants | |
| US2806138A (en) * | 1953-04-29 | 1957-09-10 | Bell Telephone Labor Inc | Wave guide frequency converter |
| NL193571A (en:Method) * | 1953-12-28 | |||
| NL229575A (en:Method) * | 1954-04-28 | |||
| US2762871A (en) * | 1954-12-01 | 1956-09-11 | Robert H Dicke | Amplifier employing microwave resonant substance |
| US2883481A (en) * | 1956-12-31 | 1959-04-21 | Bell Telephone Labor Inc | Microwave amplifier |
| US2978649A (en) * | 1957-05-20 | 1961-04-04 | Bell Telephone Labor Inc | Solid state microwave device |
-
0
- NL NL224231D patent/NL224231A/xx unknown
- NL NL105047D patent/NL105047C/xx active
- BE BE563913D patent/BE563913A/xx unknown
-
1957
- 1957-02-15 US US640464A patent/US3066263A/en not_active Expired - Lifetime
-
1958
- 1958-02-07 FR FR1198767D patent/FR1198767A/fr not_active Expired
- 1958-02-12 DE DEW22766A patent/DE1084323B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL105047C (en:Method) | |
| FR1198767A (fr) | 1959-12-09 |
| DE1084323B (de) | 1960-06-30 |
| US3066263A (en) | 1962-11-27 |
| BE563913A (en:Method) |