Beijing Kunlun Longyuan Group Co., Ltd.
Anton energy asset sharing with you lease company
GeoCruiser TImes Inc.
Petrozhr
Weatherford
Zhejiang ECO Environmental Protection Technology Co.,Ltd
Oil & Gas Field Development Research Institute of ANTON
Jiusheng Electric Co., Ltd.
Chengdu TCWY New Energy Technology Co., Ltd.
Zain ALshahad Company
Afaq Al‐Rayada co.
BRISTOL
HEEREMA
China Enterprise ICT Solutions Limited
Sichuan hongsheng petroleum engineering technology service co., LTD.
Chengdu Hua DeLeap Energy
OAL MAJAL
Hebei Hengsheng Pump Industry Co., Ltd
Anton Oilfield Management Industry Group
Sany
RONI GOOL
FBV INC.
Maxwell Energy
Baoji Dongjue Petroleum Technology Co., Ltd
MIC OVERSEAS DMCC
Linzhou Fengbao Pipe Industry Co.,Ltd.
HHCOMPLETION
Tianjin Binhai Lex Laser Technology Development Co., Ltd. Flagship Store
INGDISCMAQ Cia Ltda
Chongqing Xintai Machinery Co., Ltd
Anhui Juli oil drilling equipment technology Co., LTD
Hebei Jingbo Petroleum Machinery CO. LTD
Yantai To-Discover Petroleum Technology Corporation
Wuhan Qidakon Energy Equipment Co., Ltd
Tianjin DFXK Petroleum Machinery Co,.Ltd
U-LINE Oil & Gas
China Enterprise Taihang (Beijing) Electronic Technology Co., Ltd
Hubei Fushen Energy Technology Co., Ltd.
ZHUHAI DOUBLE-CARBON TECHNOLOGY CO., LTD.
Oil Mates Multimedia Services
Anvision
DAGUANG IOT UAV Self operated Store
PlusAmbiente SA
Xi'an Waverley Environmental Control Technology Co.,Ltd
Gansu Heima Petrochemical Engineering Co., Ltd
Emia baoli general trading llc
HAIWANG CHEMICAL
METCO Trans FZE
GHAP Services
3M Security Protection Flagship Store
Nitti Foot Protection flagship store
MSA Safety Equipment Flagship Store
BJJLS Technology Co., Ltd
SHANDONG XINGYUGLOVES CO.LTD
OUDE ELECTRIC ENGINEERING
Under construction, please look forward to it
机械式、液压式 :
产品特点
1、采用内关闭式结构,关闭后可实现永久性自锁。
2、打开、关闭动作时均不存在小腔液体压缩问题。
3、上下接头内径与套管内径一致,但小于关闭套内径,起下钻及钻除作业时可有效保护
关闭套,使其免受损伤。
4、全部附件均由可钻性好的橡胶/铝质材料制成,且具有防转机构,钻除方便。
5、配有顶替型打开塞,可用于连续式双级注水泥作业。