NL41681C - - Google Patents
Info
- Publication number
- NL41681C NL41681C NL41681DA NL41681C NL 41681 C NL41681 C NL 41681C NL 41681D A NL41681D A NL 41681DA NL 41681 C NL41681 C NL 41681C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S29/00—Metal working
- Y10S29/031—Pressing powder with other step
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1958967X | 1931-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL41681C true NL41681C (en) |
Family
ID=7781987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL41681D NL41681C (en) | 1931-10-22 |
Country Status (2)
Country | Link |
---|---|
US (1) | US1958967A (en) |
NL (1) | NL41681C (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2067817A (en) * | 1934-09-15 | 1937-01-12 | Gen Electric | Device for gettering metal tubes |
NL70766C (en) * | 1948-02-25 | |||
US2607742A (en) * | 1949-12-30 | 1952-08-19 | Tung Sol Lamp Works Inc | Metallic getter compositions |
US2724892A (en) * | 1950-11-14 | 1955-11-29 | Westinghouse Electric Corp | Method for forming metal to ceramic seal |
US2686958A (en) * | 1950-11-14 | 1954-08-24 | Westinghouse Electric Corp | Method of coating and bonding |
US2711980A (en) * | 1951-05-11 | 1955-06-28 | Itt | Method of forming protective coatings for metallic surfaces |
US2928030A (en) * | 1954-06-07 | 1960-03-08 | Itt | Semiconductor devices |
US2769114A (en) * | 1953-09-04 | 1956-10-30 | Eitel Mccullough Inc | Anode for electron tubes |
BE532147A (en) * | 1953-09-30 | |||
US3082174A (en) * | 1959-11-17 | 1963-03-19 | North American Phillips Compan | Method of manufacturing a non-evaporating getter and getter made by this method |
US3133224A (en) * | 1960-11-25 | 1964-05-12 | Gen Electric | Electric discharge device |
FR1355710A (en) * | 1963-02-06 | 1964-03-20 | Radiotechnique | Further development of cathode heating filaments for electron tubes |
DE1764092C3 (en) * | 1968-04-01 | 1974-01-03 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Getter device for installation in electrical discharge vessels |
US3548241A (en) * | 1968-05-06 | 1970-12-15 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Method of incorporating an amalgam or an amalgam-forming metal in a lowpressure mercury discharge lamp,and lamp produced by such method |
US4119488A (en) * | 1975-04-10 | 1978-10-10 | S.A.E.S. Getters S.P.A. | Nuclear reactor fuel element employing Zr2 Ni as a getter metal |
IT1037196B (en) * | 1975-04-10 | 1979-11-10 | Getters Spa | FUEL ELEMENT FOR NUCLEAR REACTOR USING ZR2NI AS GETTERANT METAL |
JPS592880B2 (en) * | 1978-06-26 | 1984-01-20 | 動力炉・核燃料開発事業団 | labeled gas release element |
JPS5736752A (en) * | 1980-08-13 | 1982-02-27 | Hitachi Ltd | Manufacture of magnetron |
US4927398A (en) * | 1988-02-09 | 1990-05-22 | Gte Products Corporation | Incandescent lamps including a combined getter |
US4898558A (en) * | 1988-02-09 | 1990-02-06 | Gte Products Corporation | Getter for incandescent lamps |
-
0
- NL NL41681D patent/NL41681C/xx active
-
1932
- 1932-10-21 US US638896A patent/US1958967A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US1958967A (en) | 1934-05-15 |