Design of distribution jet joint at inlet port of reverse circulation pneumatic DTH hammer and analysis of its structure parameters

 

LI Linghao,WANG Qingyan,FAN Liming,SHENG Jie,ZHONG Weiling

Global Geology ›› 2024, Vol. 43 ›› Issue (2) : 299-307.

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PDF(2750 KB)
Global Geology ›› 2024, Vol. 43 ›› Issue (2) : 299-307.

 Design of distribution jet joint at inlet port of reverse circulation pneumatic DTH hammer and analysis of its structure parameters

 

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2024, 43(2): 299-307

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