Petroleum Well Control Equipment Co., Ltd.(PWCE)

PWCE Express Oil and Gas Group Co., LTD.

Seadream Offshore Technology Co., LTD.

Oilfield Equipment Supply

  • Skid-Mounted Drilling Rigs

    Skid-Mounted Drilling Rigs

    This kind of drilling rigs are designed and manufactured in accordance with API standards.

    These drilling rigs adopt an advanced AC-VFD-AC or AC-SCR-DC drive system and a non-step speed adjustment can be realized on the draw works, rotary table, and mud pump, which can obtain a good well-drilling performance with the following advantages: calm startup, high transmission efficiency and auto load distribution.

  • Light-Duty(Below 80T) Mobile Workover Rigs

    Light-Duty(Below 80T) Mobile Workover Rigs

    This kind of workover rigs are designed and manufactured in accordance with API Spec Q1, 4F, 7k, 8C and technical standards of RP500, GB3826.1, GB3836.2 GB7258, SY5202 as well as“3C” compulsory standard.

    The whole unit structure is compact and adopts hydraulic + mechanical driving mode, with high comprehensive efficiency.

    The workover rigs adopt II-class or self-made chassis with various to meet the user’s different requirements.

    The mast is front-open type and with single-section or double-section structure, which can be raised and telescoped hydraulically or mechanically.

    Safety and inspection measures are strengthened under the guidance of the design concept of “Humanism Above All” to meet the requirements of HSE.

  • Trailer-Mounted Drilling Rigs

    Trailer-Mounted Drilling Rigs

    This kind of drilling rigs are designed and manufactured in accordance with API  standard.

    These drilling rigs have the following advantages: reasonable design structures and high integration, a small working space, and reliable transmission.

    The heavy-duty trailer is equipped with some desert tires and large-span axles to improve moveability and cross-country performance.

    A high transmission efficiency and performance reliability can be maintained by a smart assembly and utilization of two CAT 3408 diesels and ALLISON hydraulic transmission box.

  • Arctic Low Temperature Drilling Rigs

    Arctic Low Temperature Drilling Rigs

    The low temperature drilling rig solids control system designed and developed by PWCE for cluster drilling in extremely cold regions is suitable for 4000-7000-meter LDB low-temperature hydraulic track drilling rigs and cluster well drilling rigs. It can ensure normal operations such as preparation, storage, circulation, and purification of drilling mud in an environment of -45℃ ~ 45℃.

  • Truck mounted workover rig – driven by conventional diesel engine

    Truck mounted workover rig – driven by conventional diesel engine

    Truck mounted workover rig is to install the power system, drawwork, mast, traveling system, transmission system and other components on the self-propelled chassis. The whole rig has the characteristics of compact structure, high integration, small floor area, fast transportation and high relocation efficiency.

  • Truck mounted workover rig – electric drived

    Truck mounted workover rig – electric drived

    The Electric-Powered truck-mounted workover rig is based on the conventional truck-mounted workover rig. It changes the drawwork and rotary table from diesel engine drive to Electric-Powered drive or diesel+electrical dual drive. It combines the advantages of compact structure, fast transportation and the high efficiency, energy saving, and environmental protection of Electric-Powered workover rigs.

  • Combined Driven Drilling rig

    Combined Driven Drilling rig

    Combined Driven Drilling rig rotary table is driven by electric motor, drive drawwork and mud pump are driven by diesel engine. it overcomes the high cost of electric drive , shortens the mechanical transmission distance of the drilling rig, and also solves the problem of high drill floor rotary table drive transmission in mechanical drive rigs. The Combined Driven Drilling rig has met the requirements of modern drilling technology, it has strong market competitiveness.

    Main models: ZJ30LDB,ZJ40LDB,Z50LJDB,ZJ70LDB etc.

  • SCR Skid-Mounted Drilling Rig

    SCR Skid-Mounted Drilling Rig

    Main components/parts are designed and made to API Spec for ease of participating in international bids of drilling rigs.

    The drilling rig has excellent performance, is easy to operate, has high economic efficiency and reliability in operation, and a high degree of automation. While providing efficient operation, it also has higher safety performance.

    It adopts digital bus control, has strong anti-interference ability, automatic fault detection, and perfect protection functions.

  • VFD Skid-Mounted Drilling Rig

    VFD Skid-Mounted Drilling Rig

    Apart from being more energy efficient, AC powered rigs allow the drilling operator to more accurately control the rig equipment, thus enhancing rig safety and reducing drilling time.Drawworks is driven by two VFD AC motors with 1+1R/2+2R step-less speed, and reversal will be realized by AC motor reversal.On an AC powered rig, AC generator sets (diesel engine plus AC generator) produce alternating current that is operated at variable speed via a variable-frequency drive (VFD).

  • Desert Fast Moving Trailer-Mounted Drilling Rigs

    Desert Fast Moving Trailer-Mounted Drilling Rigs

    The desert trailer rig is adaptable to environmental conditions of temperature range 0-55℃, humidity loss than 100%. It is used to extract and exploit oil and gas well, It is the leading product of the industry in an international level.

  • Truck-Mounted Drilling Rigs

    Truck-Mounted Drilling Rigs

    This kind of drilling rigs are designed and manufactured in accordance with API  standards.

    The whole rig has a compact structure, which requires a small installation space due to its high integration.

    The heavy-duty and self-propelled chassis: 8×6, 10×8, 12×8,14×8, 14×12, 16×12 and hydraulic steering system are utilized respectively, which ensures the drilling rig a good passage and cross-country capability.

  • Flushby unit truck mounted rig for sand washing operation

    Flushby unit truck mounted rig for sand washing operation

    Flushby unit is a novel specialized drilling rig, primarily employed for sand washing operations in screw pump-heavy oil wells. A single rig can accomplish the traditional well-flushing tasks that usually require the collaboration of a pump truck and a crane for screw pump wells. This not only enhances efficiency but also reduces the need for additional auxiliary equipment, thus lowering operational costs.