Category Archives: Drilling Rigs

What are the technical specifications of drilling rigs?

Overall technical requirements

(1) The equipment need to meet the requirements of open job site and exactly demand in explosion-proof, anti leakage, corrosion, anti dust, high temperature resistance, and the rigs need to has high adaptability and be easy for inspection, maintenance and repair;

(2) Make sure that all liquid, gas, electric wires are standard, safe and reliable, reasonable layout, clear identification, installation and fixation is according to the relevant standards and specifications;

(3) All electrical equipment in the hazardous area is required to meet the explosion-proof requirements, and provide a certificate of explosion;

(4) The alarm, spacing limit and interlocking device of the drilling rig are sensitive, reliable and accurate. All safety equipment (pressure vessel) has qualification certificate and inspection report;

(5) The complete set of rigs equipment is equipped with safety signs and warning signs;

(6) The overall layout of the drilling rig is reasonable and the simplicity of the drilling rig is considered. Need to have a strong ability to transport at the hilly region, the truck-mounted drilling rig design including axle load, caarry capacity, brake, lighting, size, etc. to meet the requirements of highway transportation

(7) The drilling rig equipment must be equipped with an FZ18-14 type blowout prevention device;

(8) The drilling rig equipment must be equipped with a complete set of top drive device.

China top 10 oil drilling rig manufacturer

As one of China the most competitive solid control manufacturer. DC machinery lists some top 10 oil drilling rig manufacturers for you better known China drilling and production fields.

1) BOMCO Oil Rig & F Series Mud pumps
Baoji Oilfield Machinery Co., Ltd (BOMCO), as a leading one in researching, designing, manufacturing and assembling Oil Drilling Rig and equipments for oil exploration and development since 1970s. It belongs to CNPC. Complete sets of onshore and offshore drilling rig and relating equipments could be produced. It produced most drilling rigs in 2005 in the world.
Main products: drilling rigs including AC VFD, DC, diesel engine and gear, chain, hydraulic and belt drive, truck-mounted and trailer-mounted series, ranging from 1,000 meters to 12,000 meters in drilling depth; a series of API7K-compliant mud pumps ranging from F-500 to F-2200; CGDS-I, a near-bit geosteering system for well drilling, consists of the CAIMS (China Adjustable Instrumented Motor System), WLRS (Wireless Receiver System), CGMWD (China Geosteering MWD), and the CFDS (China Formation/Drilling Software System). CGDS-I has three major functions: logging/measurement, transmission and steering.
2)Lanzhou LS-National Oilwell Petroleum (NOV) oil rig
Lanzhou LS-National Oilwell Petroleum Engineering Co. Ltd. (LS-NOW for short) is a Sino-American Joint Venture established between Lanzhou Petrochemical Machinery Equipment and Engineering Group Corporation (LS Group) and National Oilwell International, Inc. (NOI) since 2001.
Scope of business: design and manufacture complete land and offshore drilling rigs and oil service rigs, and provide relating equipment package, components, parts and full services.
Main products: oil drill rigs that are electrical or mechanical or electrical-mechanical compounded driven and suitable for different applications such as land, shallow, offshore and desert and meet the requirements of drilling and oilfield services. The drilling depth ranged from 1000 to 9000 meters.

3) HH (Honghua) Oil Drilling rig
Sichuan Honghua Petroleum Equipment Co., Ltd., established in 1997, is a subsidiary of Honghua Group which has been listed successfully in the Stock Exchange of Hong Kong. The company has been engaged in research, design, manufacturing and general assembly of Oil Drilling Rig and equipments for oil exploration and development. Now it is the world’s second land drilling rig manufacturer, and China’s largest exporter of drilling rigs.
The company owns five subsidiaries totally in home and abroad, with annual output of 150 drilling rigs and 600 mud pumps etc.
The company produces mainly various land drilling rigs for drilling 1000m to 9000m wells and offshore drilling modules– DC drive drilling rig, AC VF electric rig, mechanical drilling rig, composite drive rig, trailer mounted rig and independent RT electric drive drilling rig, as well as their matched equipments, i.e. drilling pumps, traveling block system, solid control system, electric control system etc.
4)RG Petro-Machinery Oil drilling rig for low temperature zone
RG PETRO-MACHINERY (GROUP) CO. LTD is a stock company, reorganized from Nanyang petroleum machinery plant (former No.2 Petroleum Machinery Manufacturing Plant of National Petroleum Industrial Ministry of China in 1969). RG has possessed 16 production plants for forging, metal machining, heat treatment, steel-structure manufacturing, general assembly, painting and new product trial production, and 3 comprehensive testing sites for drilling rigs as well as 2 Sino-American joint ventures and 2 share-holding joint ventures.
RG could provide 12 series of products in 200 kinds, including skid-mounted drilling rig, truck-mounted drilling rig, trailer-mounted drilling rig, workover rig, offshore drilling/workover equipment, solid control and mud circulation equipment, oilwell logging equipment, petroleum special Vehicle, top drive drilling equipment, Hydraulic water drilling rig,mud pump, hoisting and rotaryDrilling equipment and related spare parts, etc.
5)    Jianhan Siji (SJ Petroleum) Oil Drill Rig.

SJ Petroleum Machinery Co., founded in 1941, belongs to Sinopec.
It supply four major categories of products including drilling & workover equipment, production equipment, offshore drilling & production equipment and high pressure manifolds, 12 families and more than 200 types of products.
Its star products include pumping units, workover rigs, cementing units, fracturing packages, fracturing pump and high pressure fluid control products.
New products include modular rigs, Big Easy rigs, snub rigs, fracturing quintaplex pumps and mud pumps, etc.

6)  Kerui Oil drilling rig

Shandong Kerui Holding Group, established in 2001, has become an international comprehensive enterprise with business scope covering: the research, development and manufacture of the petroleum drilling and well service equipment, oil production, wellhead & downhole tool and the special operation equipment in oilfield, manufacture and assemblage of natural gas compressor, R&D and manufacture of natural gas, coalbed methane & shale gas process equipment and oilfield energy saving electrical product, oilfield exploration development comprehensive solution and technical service of petroleum engineering, etc.

The main products include oil drilling rig equipment, Oil pumping equipment, Special equipment for oilfield, Oilfield tubing system and auxiliary machines and tools. Kerui manufactures various workover rigs and drilling rigs with drill depth from 3000m to 9000m.


7)  Shanghai 3H oil drilling rig

The 3H(Shanghai) Petroleum Equipment Co., Ltd. , established in 2001, is the first rig manufacturer that introduces ship-building technology to the fabrication of petroleum equipment.

main business activity covers the design and manufacture of the following series of: electrical, mechanical drilling rigs, and electro-mechanic rigs with the drill depth from 2,000 meters to 9,000 meters; module offshore drilling and workover platforms, module offshore drilling rig, polar drilling rigs, and truck mounted rigs; electrical driving control and system, and; main rig components of crown blocks, traveling blocks, hook, mud pump, swivel, and etc.

 8)  Shengli Highland Oil drilling rig

Shengli Oilfield Highland Petroleum Equipment Co., Ltd, Established in 1992, was a private incorporated manufacturer of petroleum equipments located in Dongying city, Shandong province, the PRC.

Now company has five classes of products/services: Drilling Equipments, Production Equipments, Tubular Goods, Oilfield Service and Chemicals, which includes dozens kinds of series products. We are able to design, manufacture and provide all these series of products, technical services and OEM parts.

9) THpetro truck mounted drilling rig

Tonghua Petro·chemical Machinery Manufacture Co., Ltd., founded in 1958, is one of the earliest oilfield manufacturers in China.

The current product lines include workover & drilling rig series, oil field environmental protection equipment series, oil recovery machinery series and water well & mineral drilling machinery series.

 10) Tefico land rig

Shaanxi TEFICO Petroleum Mechanical And Electric New Technology Co., Ltd. (Tefico) located in Baoji, China biggest drilling rig manufacture center, and owning a strong technical expert team with nearly 30 years experience, has been dedicated to ensuring customers receive the highest quality land drilling rigs and drilling equipments for Oil, Gas , Geothermy, Shale Gas and Coal Bed Methane since 2000.
TEFICO supplies customer-focused solutions that best meet the quality, productivity, and environmental requirements of the energy industry.
TEFICO is provides complete land drilling rigs for sale and rental and major mechanical components, such as mast, substructure, crown block, rotary table, drawworks, travelling block, hook, mud pump, top drive. TEFICO is also a project management company hence it can work as a subcontractor to join project or partner with clients in all relevant project.

Please contact DaChuan solids control for more and detail contact information for more China largest oil drilling rig manufacturer contact information.

ZJ50/3150DZ drilling rig

Drilling rig is the most important in the drilling process , what model do they have ? The following is the 3H petroleum Equipment Co.,Ltd products.

They can be divided according to drilling depth.  ZJ70 , ZJ50 , ZJ40 , ZJ90 , ZJ30

One of the most popular is ZJ50/3150DZ

The detailed information is as follows:



Nominal drilling depth with 114mm drilling pipe (m)


Hook load kN (max.)


Nr. of lines of traveling block (max.)


Size of drilling line mm (in)

35 (13/8)

O.D. of sheaves for traveling block mm (in)

1270 (50)

I.D. of swivel stem bore mm (in)

75 (3)

Rated power of DW kW (hp)

1100 (1500)

Shift Nr. of DW


Opening dia. of RT mm (in)

698.5 (271/2)

952.5 (371/2)

Shift Nr. of RT


Power of single MP kW (hp)

960 (1300)

1180 (1600)

Working height of mast m (ft)

45 (147)

Height of drilling floor m (ft)

7.5 (25)

9 (30)

Clear height of drilling floor m (ft)

6.25 (20.5)

7.62 (25)

Note: DZ denotes DC electrical drive drilling rig.

Of course , 50 drilling rig have a solid control system to configuration for normal working. What about ZJ50 solid control system ? contact DC machinery to know more .


3H shanghai Petroleum Equipment Co.,Ltd.-drilling rig

3 H (shanghai) petroleum equipment co., ltd.  shorted for 3HPEC is established on august 2001. the 3h is the first rig manufacturer that introduces ship-building technology to the fabrication of petroleum equipment.

the 3h is conferred as:
– the high-tech enterprise of shanghai municipality;
– the advanced technology enterprise using foreign investment of shanghai municipality;
– the core enterprise with well-known product of hongkou district of shanghai municipality;
– the recommended demonstrating enterprise of intellectual property of shanghai municipality.

main business activity covers the design and manufacture of the following series of:
– electrical, mechanical drilling rigs, and electro-mechanic rigs with the drill depth from 2,000 meters to 9,000 meters;
– module offshore drilling and workover platforms, module offshore drilling rig, polar drilling rigs, and truck mounted rigs;
– electrical driving control and system, and;
– main rig components of crown blocks, traveling blocks, hook, mud pump, swivel, and etc.


ZJ30 Truck-mounted Drilling Rig

ZJ30 truck mounted drilling rig can drill 1000m-4000m. It can mobile from one site to another. It have features of flexibility and reliablity. The main technical parameters are following:

1 Installed Power 630 HP×2 (470 KW×2)
2 Max.Hook Load 2250kN
3 Max. Drill String Load 1150KN
4 Drawworks Rated Power 1000HP
5 Drive Mode 14×10
6 Norminal Drilling Depth (4 1/2″DP) 3000m
7 Mast Height 38m
8 Rig Floor Height 6m
9 Wirerope Diameter Ф32mm
10 Hydraulic System 21MPa
11 Pneumatic System 0.8MPa
12 Travelling System 6×5
13 Overall Size 23×3.2×4.8m (Including Mast)
16. 56×3.2×3.2m (Without Mast)
14 Total Mass Approximately 85000 kg

When customer ordered an ZJ30 drilling rig, he will need a 30ZJ solids control system to assembly a complete set drilling oil& gas tools.

Truck mounnted ZJ30

Truck mounnted ZJ30




Drilling Rig manufacturer-Tianjin Dong Fang Xian Ke

Tianjin Dong Fang Xian Ke Petroleum Machinery Co., Ltd., established in April, 2004 with the registered capital of RMB 83,800,000.00, is a private joint-stock enterprise which integrates designing, manufacturing, assembling, commissioning and technical services. Our company commits itself to researching, developing and popularizing new technology, new products and new process in petroleum drilling equipment.
Our company has advantageous location with very convenient traffic. Beijing is near on its west side and Tianjin Port on its east side. Beijing-Tianjin inter-city railway, Jingjintang, Jingjin, Jingji, Jinghu, Daguang highways are close. Our company adopts group organization system, consisting of the following six companies: Tianjin Dong Fang Xian Ke Petroleum Machinery Co., Ltd, Tianjin Zhong Da Yuan Dong Petroleum Technology Development Co., Ltd., Tianjin China-Petroleum Drilling Engineering Co., Ltd., Tianjin Bai Sheng Jiu Hong Industrial and Trading Co., Ltd., Tianjin China-Petroleum Heavy Industries Co., Ltd. and Karamay Zhong Da Yuan Dong Petroleum Machinery Co., Ltd. Our company has six yards with total area around 800mu (i.e. 533,336.00m2), among which, the building area 286,000m2 and production area 155,000m2. At present, our company has more than 1500 staff.
The group company is composed of equipment manufacturing part and drilling engineering service part. The equipment manufacturing part is equipped with the first class workshops and equipment, including rivet welding, metal working, surface cleaning, automatic impeller blasting, painting, assembling, testing and other processes. To meet the requirements of product research and development, production detecting and technology service, our company has one 300-ton load test area and three rig assembly sites more than 800 sets of production and testing equipment, such as dynamic balance testing machine, 50 tons gantry crane and heavy surface boring lathe, automatic welding production line and large scale numerical control flame cutting machine and etc. Drilling engineering service part has six petroleum drilling crews experienced in international exploration and operation. Currently the main business of the drilling engineering service plate is centralized on Songliao Basin, Bohai Bay Basin, Ordos Basin, Junggar Basin and Tarim Basin in China and Central Asia and North America at abroad.
Our company has perfect quality assurance system and it passes International Quality System Authentication of ISO9001:2008 and obtains the use right of API Spec 4F and 7K Monogram. Its products pass the Certificate of China Compulsory Product Certification (also called 3C Certification) and obtain the Civil Special Vehicle Chassis Manufacturing Qualification approved by Chinese Ministry of Industry and Information Technology. Our company has the World Manufacturing Factory Identification Number Certification and Grade A Drilling Qualification examined and approved by China Ministry of Land and Resource. Our company is also the first class network drilling equipment and spare parts provider for CNPC and SINOPEC.
The leading products of our company include 4 series around 30 kinds, consisting of 1000m-4000m truck-mounted drilling rigs, 1000m-4000m trailer mounted drilling rigs, 20ton-225ton land workover rigs and 5000m-7000m electrical drilling rigs. The products are exported to more than 30 countries such as Russia, America, Sudan, Ukraine, Kazakhstan, Uzbekistan, Indonesia, Columbia, Brazil, Saudi Arabia, Romania, Syria, Libya, Iran and etc. Our company has excellent after-sale service network system and sets up more than 20 branches and service stations at home and abroad to provide a full range of fast and timely equipment maintenance and repair, spare parts supply and staff training service.
Our company has the annual production capacity of 150 sets of drilling and workover rigs. It has won a good reputation for its top-rank products with competitive price and excellent after-sale service. Customers from different countries are welcome to visit our company and place orders. We are willing to join hands with friends from all over the world to run drilling and workover services together, to make win-win cooperation and to seek common development.