复合式石油钻井大钳钳牙

IMR OpenIR

	复合式石油钻井大钳钳牙
	关德慧, 于宝海, 毕敬, 范学书, 林刚 and 王德元
	1998-02-04
Rights Holder	中国科学院金属研究所
Date Available	1998-02-04
Country	中国
Subtype	实用新型
Abstract	一种复合式石油钻井大钳钳牙,其特征在于：该钳牙由底板上复合齿牙构成,底板为韧性高的结构钢件,齿牙为金属基复合材料件。本实用新型使用寿命大大提高,从而综合成本大大降低。齿板与齿牙通过扩散焊复合在一起,齿牙可采用直线形、曲线形,花纹状结构。
Language	中文
Status	公开
Application Number	CN2273764
Document Type	专利
Identifier	http://ir.imr.ac.cn/handle/321006/65980
Collection	中国科学院金属研究所
Recommended Citation GB/T 7714	关德慧, 于宝海, 毕敬, 范学书, 林刚 and 王德元. 复合式石油钻井大钳钳牙[P]. 1998-02-04.

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