MD3457G2 - Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing - Google Patents

Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing

Info

Publication number
MD3457G2
MD3457G2 MDA20070065A MD20070065A MD3457G2 MD 3457 G2 MD3457 G2 MD 3457G2 MD A20070065 A MDA20070065 A MD A20070065A MD 20070065 A MD20070065 A MD 20070065A MD 3457 G2 MD3457 G2 MD 3457G2
Authority
MD
Moldova
Prior art keywords
tungsten
alloy surface
low
hard alloy
temperature brazing
Prior art date
Application number
MDA20070065A
Other languages
Romanian (ro)
Russian (ru)
Other versions
MD3457F1 (en
Inventor
Владимир ПАРШУТИН
Анатолий ПАРАМОНОВ
Николае ШОЛТОЯН
Василе АГАФИЙ
Original Assignee
Институт Прикладной Физики Академии Наук Молдовы
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Институт Прикладной Физики Академии Наук Молдовы filed Critical Институт Прикладной Физики Академии Наук Молдовы
Priority to MDA20070065A priority Critical patent/MD3457G2/en
Publication of MD3457F1 publication Critical patent/MD3457F1/en
Publication of MD3457G2 publication Critical patent/MD3457G2/en

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  • Electroplating And Plating Baths Therefor (AREA)
  • Contacts (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

The invention relates to the alloy activation, in particular to a process for activation of tungsten-free hard alloy surface for low-temperature brazing.The process, according to the invention, includes the electrochemical activation of the alloy surface with an electrolyte containing, g/l:at the electric current density of 10...120 A/dm3 and the temperature of 20...25°C.
MDA20070065A 2007-03-19 2007-03-19 Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing MD3457G2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDA20070065A MD3457G2 (en) 2007-03-19 2007-03-19 Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20070065A MD3457G2 (en) 2007-03-19 2007-03-19 Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing

Publications (2)

Publication Number Publication Date
MD3457F1 MD3457F1 (en) 2007-12-31
MD3457G2 true MD3457G2 (en) 2008-07-31

Family

ID=38917517

Family Applications (1)

Application Number Title Priority Date Filing Date
MDA20070065A MD3457G2 (en) 2007-03-19 2007-03-19 Process for electrochemical activation of tungsten-free hard alloy surface for low-temperature brazing

Country Status (1)

Country Link
MD (1) MD3457G2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD192Z (en) * 2009-06-04 2010-11-30 Институт Прикладной Физики Академии Наук Молдовы Process for thermochemical treatment of steel articles
MD231Z (en) * 2009-06-04 2011-01-31 Институт Прикладной Физики Академии Наук Молдовы Method for identifying the structure of the binding phase of pseudoalloys based on tungsten
MD336Z (en) * 2010-03-03 2011-09-30 Институт Прикладной Физики Академии Наук Молдовы Process for thermochemical machining of metal articles
MD416Z (en) * 2011-01-18 2012-04-30 Институт Прикладной Физики Академии Наук Молдовы Method for electrochemical activation of the surface of the tungsten-containing hard alloys for soldering (variants)

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
И.Е. Справочник по пайке. Москва, Машиностроение, 1984, с. 245-248. *
Петрунина И.Е. Справочник по пайке. Москва, Машиностроение, 1984, с. 245-248 *
Справочное руководство по гальванотехнике. Часть 3. Неорганические покрытия. Окраска металлов. Коррозия. Испытания покрытий. Москва, *
Справочное руководство по гальванотехнике. Часть 3. Неорганические покрытия. Окраска металлов. Коррозия. Испытания покрытий. Москва, Металлургия, 1972, *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD192Z (en) * 2009-06-04 2010-11-30 Институт Прикладной Физики Академии Наук Молдовы Process for thermochemical treatment of steel articles
MD231Z (en) * 2009-06-04 2011-01-31 Институт Прикладной Физики Академии Наук Молдовы Method for identifying the structure of the binding phase of pseudoalloys based on tungsten
MD336Z (en) * 2010-03-03 2011-09-30 Институт Прикладной Физики Академии Наук Молдовы Process for thermochemical machining of metal articles
MD416Z (en) * 2011-01-18 2012-04-30 Институт Прикладной Физики Академии Наук Молдовы Method for electrochemical activation of the surface of the tungsten-containing hard alloys for soldering (variants)

Also Published As

Publication number Publication date
MD3457F1 (en) 2007-12-31

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Legal Events

Date Code Title Description
FG4A Patent for invention issued
KA4A Patent for invention lapsed due to non-payment of fees (with right of restoration)
MM4A Patent for invention definitely lapsed due to non-payment of fees