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<title><![CDATA[EC21 Product Catalogs - well type]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/well-type--2644/1/well type.html]]></link><item>
<title><![CDATA[R25 R32 T38 T45 T51 GT60 Rock Drilling Tools]]></title><link><![CDATA[https://jiuxiao.en.ec21.com/R25-R32-T38-T45-T51--3831461_3831462.html]]></link><description><![CDATA[Our company main products are rock drilling tools and mining tools, include five series, more than 500 types. The main products are drifting and tunneling tools, bench drilling tools, hand held pneum]]></description><pubDate><![CDATA[20240911]]></pubDate></item>
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<title><![CDATA[CR20 Surface Core Drilling Rig]]></title><link><![CDATA[https://coredrillpros.en.ec21.com/CR20-Surface-Core-Drilling-Rig--11951642_11951643.html]]></link><description><![CDATA[types of geological formations. This is important for determining the composition, structure, and properties of the subsurface, as well as for identifying valuable mineral deposits, evaluating founda]]></description><pubDate><![CDATA[20240614]]></pubDate></item>
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<title><![CDATA[Manufactory FIG206 Hammer Union Fittings Petroleum Pipe Adapters Carbon Steel Union Pneumatic Union]]></title><link><![CDATA[https://277064914.en.ec21.com/Manufactory-FIG206-Hammer-Union-Fittings--11050286_11344734.html]]></link><description><![CDATA[Figure 100 Hammer Union
Nominal pipe Size:2”, 2-1/2”, 3”, 4” , 6” , 8”;Pressure Rating:1000psi cwp;1500 psi test;Connections Type: pipeline thread, tubing thread, butt-weld;Component Part]]></description><pubDate><![CDATA[20240527]]></pubDate></item>
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<title><![CDATA[Impregnated Diamond Bit]]></title><link><![CDATA[https://hsaoxing.en.ec21.com/Impregnated-Diamond-Bit--11919761_11921306.html]]></link><description><![CDATA[type, size, concentration and grade, as well as matrix hardness type and crown shapes, which are selected according to the hardness and abrasiveness of the formation to be drilled. If user can make r]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<title><![CDATA[114MM with 2 7/8&quot; API Standard Reg Water Well Drill Pipes]]></title><link><![CDATA[https://ksqdrilling.en.ec21.com/114MM-with-2-7-8--11913418_11913422.html]]></link><description><![CDATA[114MM With 2 7/8&quot; API Standard Reg Water Well Drill Pipes
Product Description
DHT Drill Pipes 
play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill r]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[89mm Threaded Water Well Drill Pipe]]></title><link><![CDATA[https://tontandrill.en.ec21.com/89mm-Threaded-Water-Well-Drill--11886458_11886460.html]]></link><description><![CDATA[type:
NC31
Thread treatment:
Phosphorization,
Safe drilling depth:
Within 1000 meters
Suitable :
Water Well, Geological, Exploration
Hardbending: 
Boton, Arnco, TCS Ti, ARMACOR-M, Hughes Super smooth]]></description><pubDate><![CDATA[20240110]]></pubDate></item>
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<title><![CDATA[Diamond Oil Drill Bit 5 Blades PDC Core Drill Bits 1 Year Warranty]]></title><link><![CDATA[https://oildrillbit.en.ec21.com/Diamond-Oil-Drill-Bit-5--11898552_11898553.html]]></link><description><![CDATA[Product Description:Oil Drill Bit is a versatile drilling tool used for drilling oil wells. It is available in two types: roller cone and PDC (polycrystalline diamond compact). Oil Drill Bit is suita]]></description><pubDate><![CDATA[20240207]]></pubDate></item>
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<title><![CDATA[ODEX Casing Drilling System(ODEX90,ODEX115)]]></title><link><![CDATA[https://hncsthzj.en.ec21.com/ODEX-Casing-Drilling-System-ODEX90--4293202_4303576.html]]></link><description><![CDATA[wells,geothermal wells, short mircopiles medium mini-type grouting hole of building, dam and harbour project.
Design Principles
Make the casing follow easy and the equipment and operation simple 
Out]]></description><pubDate><![CDATA[20130115]]></pubDate></item>
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<title><![CDATA[PDC Bit 8 1/2&quot; Matrix Body Steel Body Mining Machinery Parts]]></title><link><![CDATA[https://scott1990s.en.ec21.com/PDC-Bit-8-1-2--7977811_8261695.html]]></link><description><![CDATA[1,Specifications: Place of Origin: Hebei, China (Mainland) Brand Name: CSBType: Drill Bit Machine Type: Drilling Equipment Certification: API Processing Type: Forging Use: well drilling Color: silver]]></description><pubDate><![CDATA[20130708]]></pubDate></item>
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<title><![CDATA[API 5DP Oilfield Use Drill Pipe Buy Drill Pipe Drill Pipe Buyer Drill Collar Drill Pipe Company]]></title><link><![CDATA[https://10062013.en.ec21.com/API-5DP-Oilfield-Use-Drill--8627001_8636917.html]]></link><description><![CDATA[type: NC, IF, FH
（6. Length: R1~R3
（7. The drill pipes can be manufactured with hard banding and internal coating as request, and the water well drill pipe, geological drill pipe, flat drill pipe]]></description><pubDate><![CDATA[20150915]]></pubDate></item>
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<title><![CDATA[Sucker Rod Centralizer]]></title><link><![CDATA[https://theonly521zhao.en.ec21.com/Sucker-Rod-Centralizer--9067645_9073476.html]]></link><description><![CDATA[Specifications
High Quality Oilfield API spiral type Sucker Rod Centralizer 
Nylon sleeve centralizer ,sucker rod ,sucker rod coupling 
Product Description
sucker rod centralizer of downhole tools 
1]]></description><pubDate><![CDATA[20140724]]></pubDate></item>
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<title><![CDATA[NQ3 Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/NQ3-Impregnated-Diamond-Core-Bit--8382535_9984946.html]]></link><description><![CDATA[type, size, concentration and grade, as well as matrix hardness type and crown shapes, which are selected according to the hardness and abrasiveness of the formation to be drilled. If user can make r]]></description><pubDate><![CDATA[20160520]]></pubDate></item>
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<title><![CDATA[Bushing for Rotary Table BOMCO Rig]]></title><link><![CDATA[https://bomcosp.en.ec21.com/Bushing-for-Rotary-Table-BOMCO--9138138_10880711.html]]></link><description><![CDATA[well known as Titanium machinery parts as well We design and sale drilling rig series triplex mud pump and its various of driling accessories are available around us.most of china oil filed choose ou]]></description><pubDate><![CDATA[20191210]]></pubDate></item>
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<title><![CDATA[API Standard Rigid Centralizers for Wholesale]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API-Standard-Rigid-Centralizers-for--9714769_9714776.html]]></link><description><![CDATA[WELL&amp;#39;s main products cover 220 types and more than 1000 specifications presently. Our business covers non-magnetic products, drilling stem tools, fishing tools, jarring tools, coring tools, cemen]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[3lz172 5LZ172 7LZ172 X 7.0]]></title><link><![CDATA[https://sddydriil.en.ec21.com/3lz172-5LZ172-7LZ172-X-7.0--9472382_9493116.html]]></link><description><![CDATA[3LZ172 5LZ172 7LZ172 
O.D.(mm): 172 172 172 
Suitable well size (mm): 213-251 213-251 213-251 
Thread Type: 4-1/2REG 4-1/2REG 4-1/2REG 
Lobes 3:4 5:6 7:8 
Recommended Flow Rate(L/S) 20~32 16~30 20~32]]></description><pubDate><![CDATA[20150430]]></pubDate></item>
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<title><![CDATA[Reliable TCI Rotary Tricone Drill Bit with Sealed Bearing for Hard Rock Stone Blasting]]></title><link><![CDATA[https://amyzhang86.en.ec21.com/Reliable-TCI-Rotary-Tricone-Drill--11743960_11750445.html]]></link><description><![CDATA[Types which are not shown in the table can be designed and manufactured according to customer&apos;s requirements. 
IADCWeight on Bit per Inch of Bit Diameter(lb/In)Rotary Speed
(r/min) 
Cutting Structure]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[Tricone Rock Bits, Rock Roller Bits, Roller Cone Bits, Three Cone Bits, TCI Rock Bits, MT Rock Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Tricone-Rock-Bits-Rock--10772776_10772786.html]]></link><description><![CDATA[wells that have been drilled, using information from an adjacent well is most often used to make the appropriate selection. A major factor in drill bit selection is the type of formation that needs t]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[Oilfield Drill Pipe]]></title><link><![CDATA[https://hbmccarbon68.en.ec21.com/Oilfield-Drill-Pipe--10964119_10995849.html]]></link><description><![CDATA[oilfield drill pipe
Drill pipe plays a decisive role in the process of drilling, it transfered the drilling torque to drill bit, in order to drilling under the well. When it is drilling,drill pipe ha]]></description><pubDate><![CDATA[20200523]]></pubDate></item>

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