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Standards presided over or participated in the formulation of since 2010

Standards presided over or participated in the formulation of since 2010

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  • Categories:intellectual property right
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  • Origin: 江西省龙钇重稀土材料有限责任公司
  • Time of issue:2020-08-17
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Standards presided over or participated in the formulation of since 2010

 

Serial number standard name Standard type Standard Issue time

1

Rare earth magnesium silicon alloy Chemical analysis methods of total rare earth, silicon, total magnesium and magnesium oxide Industry Standard

JB/T4394-2016

2016年1月15日

2

Rare earth magnesium ferrosilicon alloy National standard

GB/T4138-2015

2015年9月11日

3

Spheroidizing agent for ductile iron National standard

GB/T28702-2012

2012年9月3日

4

Yttrium-based rare earth spheroidizing agent Local standard

DB36/T686-2012

2012年7月24日

5

Method for chemical analysis of yttrium-based rare earth spheroidizing agent. Determination of yttrium. Inductively coupled plasma atomic emission spectrometry Local standard

DB36/T687-2012

2012年7月24日

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