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| Annular blowout preventer is an important part of well control device. Its mainly use is to control wellhead pressure in drilling, workover and formation testing, preventing blowout accident. Annular blowout preventer can only be used with matched blowout preventer hydraulic control device. Usually it is used with flashboard blowout preventer. All products are designed and produced according to API Spec 16A & GB/T20174. |
| Company: |
Shandong Dahang Petroleum Engineering Co., Ltd.
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| Contact: |
Ms. momo zhao |
| Address: |
NO.142 Xier Road, Dongying District, |
| Postcode: |
257400 |
| Tel: |
86-546-7889111 |
| Fax: |
86-546-7889111 |
| E-mail: |
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