事故信息 - 化工安全人

免 F 19970109河南焦作市化工总厂科研所4死3伤（编号：SG00002092）

2025-10-10 1796

一、时间地点

时间/日期: 1997-01-09

地点: 中国、河南、焦作

二、工厂介绍

公司介绍: 焦作市化工总厂科研所

所在行业

三、事故介绍

事故类型: 爆炸

事故概述: 1997年1月9日，河南省焦作市化工总厂科研所在干燥硅酸锆时，干燥器发生物理爆炸，造成4人死亡，3人受伤。

事故后果

死亡人数： 4人、受伤人数： 3人、疏散人数：人

经济损失： 0万

四、事故原因

直接原因类别

直接原因: 事故的直接原因是干燥器存在设计缺陷，未在蒸汽管上安装减压阀、压力表、安全阀等安全附件，蒸汽进入干燥器后超过干燥器所能承受的压力，发生物理爆炸。事故发生时岗位串岗严重，事发现场有5人属串岗，导致伤亡扩大

根本原因类别

根本原因

五、事故链

偏离类别

后果类别

六、特征

涉及化学品: 蒸汽

涉及单元操作

涉及工业设备: 干燥器

涉及工业操作

涉及化学工艺/装置

运营阶段

事故信息检索

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