Product Description
Company Info
Product Description
The DLT-T Releasing Left-hand Overshot integrating various fishing overshot, box tap is a new type of fishing tool. It is not only used to retrieves pipe-shaped fishes such as drill pipe, oil tube, but also used to retrieve, back off, and release the fishes. The overshot can proceed the circulation of well liquid. In the course of fishing, the back-off overshot is an important mating tool, meanwhile, it can work with drill pipe. The overshot ' s allowed load not less than releasing overshot, and its performance far superior than box taper and other back-off tools.
Construction and operation
The DLT-T Releasing Left-hand Overshot consists of top sub, barrel body, slip, spring, spring seat, seal packer, and guide shoe. The top sub upper connect with drill pipe and other tools, and lower end links with barrel body, the spring embedded in the inner bore of the middle part. The barrel body has three control button maintaining a uniform distribution which control the position of the slip. The overall wall of the barrel body is thin-walled cylinder, and inner thread with both ends. There are also three buttons on the internal surface of cone under the barrel body, they stand opposite each other at a distance with the those mentioned above. The three buttons transfer the torque to the slip and complete reversing. The included angel of inner inclined plane restricts the way of compassion between the slip and the barrel body, and have the fish released.
Construction and operation
The DLT-T Releasing Left-hand Overshot consists of top sub, barrel body, slip, spring, spring seat, seal packer, and guide shoe. The top sub upper connect with drill pipe and other tools, and lower end links with barrel body, the spring embedded in the inner bore of the middle part. The barrel body has three control button maintaining a uniform distribution which control the position of the slip. The overall wall of the barrel body is thin-walled cylinder, and inner thread with both ends. There are also three buttons on the internal surface of cone under the barrel body, they stand opposite each other at a distance with the those mentioned above. The three buttons transfer the torque to the slip and complete reversing. The included angel of inner inclined plane restricts the way of compassion between the slip and the barrel body, and have the fish released.
Address:
No 5 Dongxu Two Street Aimin District Mydanjiang, Mudanjiang, Heilongjiang, China
Business Type:
Manufacturer/Factory
Business Range:
Manufacturing & Processing Machinery
Company Introduction:
Mudanjiang Dongxu machinery company is located in Mudanjiang City, Heilongjiang province China Dongxu two Street No. 5, covers an area of 20000 square meters. The company consists of four departments: The Department of Biotechnology (workshop), quality inspection department, marketing department, financial department; Has a staff of 60 people, of which: 2 senior engineers, 8 engineers, management staff of 12 people, with about 10000000 yuan in fixed assets, metal cutting equipment and special testing equipment more than 30 Taiwan.
Mudanjiang Dongxu Machinery Co., Ltd., is a professional production of fixed-point units of petroleum drilling tools and accessories Chinese Petroleum Corporation and China Petrochemical Corp, our company has passed ISO9001: 2000 quality system certification and USA Petroleum Association (API) certification.
The main products of Mudanjiang Dongxu machinery limited liability company production: Drilling tools, fishing tools, milling fishing tool, well control tools, tools, the workover fishing tools, cutting tools, cementing tools, jarring tool, coring tools, production tools and accessories such as dozens of varieties and hundreds of specifications; Equipment hydraulic dismounting frame, hydraulic test stand, screw drill test machine, screw machine, BOP flip systems, our company according to customer needs to design and production related equipment.
Mudanjiang Dongxu Machinery Co., Ltd., is a professional production of fixed-point units of petroleum drilling tools and accessories Chinese Petroleum Corporation and China Petrochemical Corp, our company has passed ISO9001: 2000 quality system certification and USA Petroleum Association (API) certification.
The main products of Mudanjiang Dongxu machinery limited liability company production: Drilling tools, fishing tools, milling fishing tool, well control tools, tools, the workover fishing tools, cutting tools, cementing tools, jarring tool, coring tools, production tools and accessories such as dozens of varieties and hundreds of specifications; Equipment hydraulic dismounting frame, hydraulic test stand, screw drill test machine, screw machine, BOP flip systems, our company according to customer needs to design and production related equipment.
