FIELD: manufacture of cathode-preheating units of vacuum tubes.
SUBSTANCE: solder contains next relation of ingredients, mass %: platinum, 97 -98; boron, 2 - 3. Solder provides lowered temperature of soldering at keeping low rate of its evaporation in vacuum during operation of cathode-preheating unit.
EFFECT: lowered temperature of soldering.
1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF FABRICATION OF NOT CATHODE FOR ELECTRONIC DEVICE AND COMPOSITION OF SOLDER FOR FABRICATION OF HOT CATHODE | 1994 |
|
RU2079922C1 |
| HARD SOLDER | 2007 |
|
RU2469829C2 |
| SOLID SOLDER, HARD SOLDERING METHOD, SOLDERED ARTICLE AND PASTE CONTAINING SAID HARD SOLDER | 2007 |
|
RU2458770C2 |
| SOLDER FOR SOLDERING CUTTING TOOLS MADE OF BORON NITRIDE | 0 |
|
SU624751A1 |
| SOLDER AND SOLDERING METHOD | 1993 |
|
RU2041784C1 |
| NICKEL-BASED ALLOY WITH HIGH MELTING RANGE SUITABLE FOR BRAZING SUPER AUSTENITIC STEEL | 2016 |
|
RU2716966C2 |
| METHOD OF MAKING ABRASIVE TOOL FROM SUPERHARD MATERIALS | 2010 |
|
RU2457935C2 |
| NICKEL BASE SOLDER | 2004 |
|
RU2278011C1 |
| NICKEL-BASED SOLDER TO MANUFACTURE STRUCTURE OF BLISK TYPE | 2014 |
|
RU2560483C1 |
| PROCESS OF OBTAINING QUICK-RESISTANT BORON-FREE SOLDER NICKEL BRAZING PRODUCTS FROM CORROSIVE-STEEL, SOLDER, PEAK CONNECTION AND METHOD OF ITS OBTAINING | 2015 |
|
RU2625924C2 |
