INSIDE BOP

Inside BOP (Inside blowout preventer) Inside BOP, i.e. inside blowout preventer, is the necessary tool in drilling operations, especially when the blowout occurred, the inside BOP will be connected to drill pipe to help releasing the pressure. Jereh Drilltech provides various inside BOP with different size from 3-3/8 to 9 1/2 inch. Technical Specifications of Inside Blowout Preventer

Thread Type Inside BOP O.D. (in.) Inside BOP I.D. (in.) Inside BOP Length (in.)

2-3/8 IF 3-3/8~3-3/4 1-1/2 26

2-7/8 IF 4-1/8 ~4-1/4 1-3/4 28~30

3-1/2 IF 4-3/4~5-1/4 2 30~31

4 IF 6-1/4~ 6-3/4 2-1/2 33~34

4-1/2 IF 6-3/8~7 2-13/16 33~34

5-1/2 FH 7~7-1/2 2-13/16 33~34

6-5/8 REG 8 2-13/16 34

7-5/8 REG 9-1/2 2-13/16 34

Address: No.7, Aucma Street, Laishan District, Yantai, Shandong, P.R.China 264003

Tel: +86-535-6723520 6723201

Fax: +86-535-6723171 6723272

E-mail: petroleum@jereh.com; cnjereh@gmail.com

Website: Http://www.jereh-oilfield.com