GB/T 4291-1999 Replaced National standards

GB/T 4291-1999 Synthetic cryolite

Publish Date: 1999-03-04 Implement Date: 1999-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4291-1999

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Other non-metallic minerals

ICS Name: Non-metallic minerals

Publish Date: 1999-03-04

Implement Date: 1999-09-01

Pages: 12 pages

Development Information

Word Count: 15 Thousand words Pages: 12 pages

Replace the following standards

GB 4291-1984

Superseded by the following standards

GB/T 4291-2007 Synthetic cryolite

Referenced Standards

GB/T 1250-1989 Rules for expression and judgement of limiting values GB/T 6679-1986 YS/T 273-1994

Adopt standards

ISO 3391:1976

Related Standards

GB/T 5463.1-1985 Replaced

GB/T 5463.1-1985 Non-metallic mineral products—Commonly used terms

Publish Date: 1985-10-12

GB/T 5463.2-1985 Replaced

GB/T 5463.2-1985 Technical terms of non-metallic mineral products—Talc

Publish Date: 1985-10-12

GB/T 5463.3-1986 Replaced

GB/T 5463.3-1986 Technical terms of non-metallic mineral products—Gypsum and anhydrite

Publish Date: 1986-09-01

GB/T 14505-1993 Replaced

GB/T 14505-1993 Method for chemical analysis of rocks and ores—General rules and regulations

Publish Date: 1993-06-19

GB/T 14506.10-1993 Replaced

GB/T 14506.10-1993 Silicate rocks—Determination of manganese oxide

Publish Date: 1993-06-19

GB/T 14506.11-1993 Replaced

GB/T 14506.11-1993 Silicate rocks—Determination of potassium oxide and sodium oxide

Publish Date: 1993-06-19