API oil well cementing tools double pole mechanical hydraulic stage cementing collar

Product Description
mechanical/hydraulic stage collar

hydraulic stage cementer is designed with inner-closing structure, in which circulation ports are opened by fluid pressure difference. The closing plug drivers the closing sleeve to shut the circulation ports.Features:1. Opening pressure can be adjusted and it is not affected by well deviation.2. Circulation ports are opened by pumping. No fluid trapping and compression while opening and closing circulation ports.3. The I.D.of upper/lower sub is the same as that of casing, but smaller than that of closing sleeve, which can minimize chances of damages to the closing sleeve.4. The inner parts are made of an easily drillable rubber/aluminum material. Both the opening and closing seats have anti-rotation mechanism for easy drillout.

Related ProductsCompany Introduction
Dongying Qixiang import &Export Co.,Ltd(hereinafter as DYQX Petro company) was founded in January, 2013, in the Yellow River delta （Shengli Oil Field, the second large oil field in China）--- Dongying City, Shandong Province. Its business covers drilling and workover rigs spare parts,, solids control equipment,wellhead equipment and tools, oiflied fishing tools ,downhole tools,drilling strings,OTCG and other equipments related with petroleum. Strictly abide by ISO9001 quality system certification and API standard. At the same time, we build one new workshop for the forging and casting production for the oilfield tools, We can offer the precision forging and casting production according to the customer’s drawing.Or our engineers help the customer’s design and drawing, then make production for the customers.



Contact:Eve liu
Email:sales@dyqx-petro.com
Skype: eve.liu06211988
Mobile:0086-18554639639
Wetchat:18554639639
Whatsnap:0086-18554639639