RU2003126849A - SOLUTION FOR REMOVING TIN-LEAD COATINGS FROM A COPPER BASIS - Google Patents

SOLUTION FOR REMOVING TIN-LEAD COATINGS FROM A COPPER BASIS Download PDF

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Publication number
RU2003126849A
RU2003126849A RU2003126849/02A RU2003126849A RU2003126849A RU 2003126849 A RU2003126849 A RU 2003126849A RU 2003126849/02 A RU2003126849/02 A RU 2003126849/02A RU 2003126849 A RU2003126849 A RU 2003126849A RU 2003126849 A RU2003126849 A RU 2003126849A
Authority
RU
Russia
Prior art keywords
solution
removing tin
lead coatings
copper basis
tin
Prior art date
Application number
RU2003126849/02A
Other languages
Russian (ru)
Other versions
RU2257424C2 (en
Inventor
Нина Михайловна Блажевич (RU)
Нина Михайловна Блажевич
Игорь Сергеевич Аксененко (RU)
Игорь Сергеевич Аксененко
Original Assignee
Федеральное Государственное Унитарное предпри тие "Научно-производственное объединение "Марс" (RU)
Федеральное государственное унитарное предприятие "Научно-производственное объединение "Марс"
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 Федеральное Государственное Унитарное предпри тие "Научно-производственное объединение "Марс" (RU), Федеральное государственное унитарное предприятие "Научно-производственное объединение "Марс" filed Critical Федеральное Государственное Унитарное предпри тие "Научно-производственное объединение "Марс" (RU)
Priority to RU2003126849/02A priority Critical patent/RU2257424C2/en
Publication of RU2003126849A publication Critical patent/RU2003126849A/en
Application granted granted Critical
Publication of RU2257424C2 publication Critical patent/RU2257424C2/en

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  • ing And Chemical Polishing (AREA)

Claims (1)

Раствор для снятия оловянно-свинцовых покрытий с медной основы содержащий азотную кислоту, отличающийся тем, что раствор дополнительно содержит железо азотнокислое, натрий хлористый и ион олова.A solution for removing tin-lead coatings from a copper base containing nitric acid, characterized in that the solution additionally contains iron nitrate, sodium chloride and a tin ion.
RU2003126849/02A 2003-09-01 2003-09-01 Solution for stripping tin-lead coatings from copper base RU2257424C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2003126849/02A RU2257424C2 (en) 2003-09-01 2003-09-01 Solution for stripping tin-lead coatings from copper base

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2003126849/02A RU2257424C2 (en) 2003-09-01 2003-09-01 Solution for stripping tin-lead coatings from copper base

Publications (2)

Publication Number Publication Date
RU2003126849A true RU2003126849A (en) 2005-03-10
RU2257424C2 RU2257424C2 (en) 2005-07-27

Family

ID=35364322

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003126849/02A RU2257424C2 (en) 2003-09-01 2003-09-01 Solution for stripping tin-lead coatings from copper base

Country Status (1)

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RU (1) RU2257424C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2470093C1 (en) * 2011-06-16 2012-12-20 Федеральное государственное образовательное учреждение высшего профессионального образования "Государственный университет-учебно-научно-производственный комплекс" (ФГОУ ВПО "Госуниверситет-УНПК") Selective etchant for removal of tin-and-leaden coatings from copper base
RU2580770C2 (en) * 2014-09-03 2016-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Государственный университет -учебно-научно-производственный комплекс" (ФГБОУ ВПО "Госуниверситет-УНПК") Selective gel for removal of tin-lead coatings from copper substrate
RU2690871C1 (en) * 2018-07-10 2019-06-06 Алексей Игоревич Буянов Selective etcher of multi-composite electrolytic coatings based on tin and lead

Also Published As

Publication number Publication date
RU2257424C2 (en) 2005-07-27

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Legal Events

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PD4A Correction of name of patent owner
PD4A Correction of name of patent owner
MM4A The patent is invalid due to non-payment of fees

Effective date: 20200902