ObsoleteGo to latest versionGB/T 5838.44-2015

GB/T 4779.2-1984Phosphors for color picture tubes use--Phosphor Y22-B2 (English PDF)

彩色显象管用荧光粉Y22-B2荧光粉

GB/T 4779.2 | Evolution and historical versions

Std ID	Title	Status
GB/T 5838.44-2015	Phosphors―Part 4-4:Phosphor for color picture tubes	Valid
GB/T 4779.2-1984	Phosphors for color picture tubes use--Phosphor Y22-B2	Obsolete

GB/T 4779.2-1984 is obsolete. It has been replaced by GB/T 5838.44-2015. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

Ministry of information industry (electronic)

Level / Type

National · Recommended

Issue date

January 1, 1984

Implementation date

August 1, 1985

Scope

GB/T 4779.2-1984 is the English-translated version of 彩色显象管用荧光粉Y22-B2荧光粉.

GB/T 4779.2-1984 is the Chinese national standard "Phosphors for color picture tubes use--Phosphor Y22-B2". It was issued on January 1, 1984 by the Ministry of information industry (electronic), and took effect on August 1, 1985. It is obsolete: it has been replaced by GB/T 5838.44-2015.

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Document preview — GB/T 4779.2-1984

National Standard of the People's Republic of China

Issued by: Ministry of information industry (electronic)

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: Ministry of information industry (electronic).

Date of issue: 1984-01-01.

Date of implementation: 1985-08-01.

Status: obsolete, replaced by GB/T 5838.44-2015.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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