CASING SEAMLESS 7” 29LBS / FT K55 BUTTRESS RANGE 3

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Oil casing specification
Standard :	API/ASTM/EN/DIN/GB
Material:	J55,K55,N80(N80-1.N80Q),L80-1.C90,P110.
Outside diameter	114.3-339.7MM 4 1/2''-20''
Thinkness:	5.69-12.19MM 0.205-0.635''
Length	R2 or R3
Payment	L/C or T/T 30% or 100% Irrevocable LC at sight
Technics	hot rolling
Package	Standard export bundles or as customer's required
casing standard	Having the API-5CT official monogram
Inspection	we can find third party to inspect the goods.e.g SGS
Thread	LTC.STC.BTC
Delivery time	30-45days after the receipt of L/C
Usage	Oil & gas fields

CASING SEAMLESS 7” 29LBS / FT K55 BUTTRESS RANGE 3

Q: There are several forms of energyWhat are they called? What is the use?: In accordance with the energy form can be classified into two primary energy and energy. The former refers to the nature of natural energy, existing energy, such as coal, petroleum, natural gas, water and so on. The latter refers to the secondary energy converted into energy products, such as electricity, gas, steam and various petroleum products

Q: How to solve the energy problem: The increase of investment in science and technology energy, and actively develop new products for energy saving, develop clean and renewable energy, and on China's high energy consumption, waste of resources of industrial enterprises to accelerate the technological transformation and upgrading, and actively optimize the industrial structure, promote energy conservation, improve energy utilization rate.

Q: What is terminal energy consumption: 3 the energy used as a material refers to the use of some of the energy does not constitute a product of the entity only play a supporting role in the consumption of such as washing gasoline diesel oil kerosene lubricating oil used in various equipment4 process energy refers to the process in the production process is not used as raw materials, nor as a fuel, power use of the process of energy use, such as the production of calcium carbide power, electrolytic powerThe terminal energy consumption is equal to the energy consumption of terminal energy

Q: What is the general energy?What do we usually say about energy conservation?: Chapter I General ProvisionsArticle 1 this law is enacted for the purpose of promoting energy conservation, improving energy efficiency and economic efficiency, protecting the environment, ensuring the development of the national economy and society, and meeting the needs of the peopleSecond energy resources referred to in this Law refers to coal, crude oil, natural gas, electric power, coke, coal gas, heat, refined oil, liquefied petroleum gas, biomass energy and other directly or through processing, conversion and made useful to the various resources.

Q: What are the contents of bio energy: Biomass includes plants, animals and their waste, garbage and organic waste water and other categories.

Q: Can the total energy consumption (equal value) be calculated in terms of the sum of the equal value of electricity and other energy: Equivalent value is a measure of the energy of the unit itself

Q: Definition of low carbon energy: All of these need to implement low-carbon industrial system in Western europe. It includes thermal power emission reduction, new energy vehicles, building energy efficiency, industrial energy conservation and emission reduction, recycling economy, recycling of resources, environmental protection equipment, energy-saving materials, etc.. We are now in an important period of economic transformation.

Q: Trademark registration of energy and environmental protection is the first category: Article 06: common metals and their alloys, metal building materials, transportable buildings of metal, metal rails, non electrical cables wires, five metal fittings, officer, safe, general metal products not included in other classes, oreClass 07: machines and machine tools, motors and engines (except for land vehicles), machine transmission couplings and transmission parts (except for land vehicles), non manual agricultural tools, incubatorsArticle 08: hand tools and implements (manual), cutlery, knives, razorArticle 09: Science, navigation, surveying, electrical, photography, film, optical, weighing, measuring, signal, inspection (supervision), ambulance (rescue) and teaching apparatus and instruments, apparatus recording, transmission or reproduction of sound and image, magnetic data carriers, recording discs, since the mechanical structure dynamic sales device and coin operated devices, cash register, computer and data processing device, fire extinguishing apparatus

Q: What are the courses? What is the difference between specialized research nuclear power, hydropower and so on? I hope not to copy the existing information on the Internet, I learned about the best seniors: The professional training with the theory of heat and mechanics, machinery, energy science, system engineering and so generous, grasp the solar and wind energy, biomass energy and geothermal energy and other new energy professional knowledge, can be engaged in the production of clean energy, renewable energy development and utilization of energy, environmental protection, new energy development, engineering design, optimal operation and production management, cross discipline of advanced composite talents with comprehensive ability, strong innovation spirit and practical ability. Graduates in energy, construction, transportation, materials, electronics, environmental protection and other industries engaged in new energy and renewable energy products R & D and production, engineering design and construction, as well as teaching, research and management, etc..

Q: What is the difference between primary and secondary energy sources two: The primary energy obtained by processing the converted energy products, known as the two energy, such as electricity, steam, gas, gasoline, diesel oil, heavy oil, liquefied petroleum gas, ethanol, methane, hydrogen and coke etc..

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