Mud recycling system for oil and gas drilling rig a very important part for drilling rig. Smart buyer will separate the mud system with rig rig. And GN Solids Control as the biggest solids control exporter in China is their best choice.
As China top 1 solids control company, in many cases, the customer will inquire GN better brand of land drilling rig. They now give list of the top 10 land drilling rig manufacturer companies in China.
Baoji Oilfield Machinery Co., Ltd (BOMCO), as the leading enterprise of R&D and manufacture of oil drilling rigs and production equipment in China, It is the earliest established, largest and most powerful oil drilling rig and production equipment developer and manufacturer under CNPC, the largest research and production base of land rigs and series mud pumps in the world, and also the largest and most powerful base for R&D and production of wire ropes for special purposes in China.

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). Scope of business: design, develop and manufacture complete land and offshore drilling rigs and workover rigs, and provide equipment package, components, fittings, parts and full services.
Main products: serial drilling 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 workover services. The drilling depth ranged from 1000 to 9000 meters.
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 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.

RG PETRO-MACHINERY (GROUP) CO. LTD is one of the largest manufacturers for petroleum drilling rig equipment in China. It is a stock company, reorganized from Nanyang petroleum machinery plant (former No.2 Petroleum Machinery Manufacturing Plant of National Petroleum Industrial Ministry of China). As a former national technical equipment production base, authorized by former national economic and commercial committee of China, RG PETRO-MACHINERY (GROUP) CO. LTD has become a company for national new product trial production of China, light-duty drilling rigs production base of SINOPEC and a high-tech enterprise in Henan Province.
RG PETRO-MACHINERY (GROUP) CO. LTD, with its technical center, information center and quality inspection center at provincial level, 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.
SJ Petroleum Machinery Co. , one of petroleum drilling rig and production equipment backbone manufacturers and Manufacturing Base for National Key Equipment (Workover, Cementing and Fracturing Equipment) recognized by National Economy and Trade Commission, has provided lots of advanced equipment to domestic customers in lieu of expensive imported equipment, and played an important role in increasing profits of petroleum industry and decreasing domestic oilfield development cost.
6) Kerui Oil drilling rig
Shandong Kerui Holding Group is located in Shengli Oilfield the second largest oilfield in China. Its arranges a wide range of businesses covering the scientific research and manufacture of the petroleum drilling equipment and oilfield engineering technical service. The main products manufactured and supplied include drilling equipment, Oil pumping equipment, Special equipment for oilfield, Oilfield tubing system and auxiliary machines and tools. Kerui can manufacture various workover rigs and drilling rigs with drill depth from 3000m to 9000m. All products meet API standard.
(Shanghai) petroleum equipment co., ltd. 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.
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. Through many years development, the company had been recognized and become well-known in petroleum industry achieved the superior position in the field of scale, product quality, technology ensuring and selling service and so on in petroleum equipment manufacturing in China.
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