MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Shale crushing method
Shale oil extraction Wikipedia
Shale oil extraction is an industrial process for unconventional oil production This process converts kerogen in oil shale into shale oil by pyrolysis, hydrogenation, or thermal dissolution The resultant shale oil is used as fuel oil or upgraded to meet refinery feedstock specifications by adding hydrogen and removing 展开2020年7月1日 Insitu artificial crushing and retorting technology calls for techniques of constructing artificial works underground, crushing the oil shale into small pieces, transporting Review of oil shale insitu conversion technology ScienceDirectShale oil processing is defined as an industrial process to which raw shale oil is subjected to extract oil from it—basically a process to produce unconventional oil [1] Because shale oil Oil Shale Processing an overview ScienceDirect Topics2018年10月23日 Crude shale oil can either be extracted by in situ or ex situ processes The main in situ processes involve the True In Situ (TIS) process and the Modified In Situ (MIS) process, whilst the exAn Overview of Oil Shale Exteraction and Processing
Oil Shale National Geographic Society
2023年10月19日 Companies extracting tight oil often use hydraulic fracturing (fracking), while companies extracting shale oil most often use heat The Bakken formation, for example, is made of oilbearing shale It is a series of layered 2005年5月31日 heating process is called retorting Processes for producing shale oil generally fall into one of two groups: mining, either underground or surface, followed by surCHAPTER THREE Oil Shale Technologies JSTORInsitu oil shale extraction is a technology that heats and dry distillation and oil shale oil and gas extraction directly underground through fracturing and heat injectionA Review on Insitu Extraction Technology of Oil Shale2024年4月2日 Organicrich oil shale in sedimentary basins is a good gas source rock, the GHG in which will be released into the atmosphere during crushing to afect climate change Greenhouse Gas Emissions during Oil Shale Crushing and Its Main
Current Status and Energy Analysis of Oil Shale’s Springer
2021年2月12日 Joseco dry distillation process is a new technology shale distillation independently developed by the Japanese Oil Shale Engineering Company, including shale 2024年4月2日 This study aims to (1) quantitatively calculate and compare the GHG content in the residual gas released after crushing of oil shale with different organic matter contents; (2) analyze the influence of oil shale composition and Greenhouse Gas Emissions during Oil Shale Crushing 2021年6月1日 The problem formulation and solution strategy including the governing equations, the extended finite element method, the mathematical description of the propped fracture, as well as mechanical models of proppant crushing and shale creep are presented in Section 2XFEMbased numerical modeling of well performance2024年4月2日 Quantitative calculations of GHG emissions during oil shale crushing were carried out on oil shales from the Yaojie (YJ) and Fushun crushing method were studied This study aims to (1)Greenhouse Gas Emissions during Oil Shale Crushing and Its Main
Experimental study on shalebreaking of specialshaped cutter
2024年7月29日 Zhu et al used discrete element method to study the interaction process between PDC teeth and rock, and established a plasticbrittle failure model of rock Chen et al et al consumption and conducted field testing of the anomalous cutter bit to deepen our understanding of the process of shale crushing with anomalous cutter2020年7月1日 Furthermore, Zhao et al proposed the concept of insitu fracturing using methods to reduce blocks of oil shale from large to small at the initial stage of insitu mining [155], such as using the crushing wind to break the oil shale, but it is difficult to implementReview of oil shale insitu conversion technology ScienceDirect2020年12月1日 Fig 8 deduces the possible influencing mechanisms of residual gas released by the crushing method on the pore structure After the crushing process, the shale was excessively crushed and refined to 100−200 mesh, the residual gas released and some of the ink bottleshaped pores and inclusions type pores are released (Fig 8a, b)Occurrence and influence of residual gas released by crush methods methods for evaluating the conductivity of hydraulic fracturing fractures This study quantitatively evaluated the visualize proppant embedment into shale cores The proppant crushing rate was measured by sieving method The detailed experimental design is shown in Table 1Experimental Investigation of Fracture Conductivity in Shales
New Calculation Method and Application of Gas Loss From Coring Shale
2020年5月26日 Abstract Gas content is one of the most important parameters of shale reservoir evaluation and productivity evaluation In order to obtain gas content accurately, based on the first law of Fick and material balance equation, mathematical model of gas dispersion flow in shale reservoir is established, analytical solution is obtained, and evaluation method of gas 2021年9月3日 Shale sample B7191 at the depth of 219182m (7191ft) from Blakely #1 core in Wise County of Texas was used in this study Barnett Shale was a marine shelf deposit, and its thickness is from 61 to 305m across the Fort Worth Basin Barnett Shale can be divided into three sublayers: upper Barnett Shale, Forestburg limestone, and lower Barnett Effect of Shale Sample Particle Size on Pore Structure Obtained 2015年11月1日 Current methods are based on regional statistics; Liu et al [26] suggests that the process of coal and shale crushing alters the pore shapes, and also influences porosity, (PDF) Helium porosity measurements for rocks from index (PLI) and USC for various rocks [11], but not for oil shale Additionally, methods like Crushing Resistance Test (CRT) could be utilised for evaluating oil shale mechanical properties The established correlation could help determine oil INTERDEPENDENCE BETWEEN POINT LOAD INDEX, COMPRESSIVE
Nanoscale simulation of shale transport properties using the
2015年1月28日 Porous structures of shales are reconstructed using the markov chain monte carlo (MCMC) method based on scanning electron microscopy (SEM) images of shale samples from Sichuan Basin, ChinaOil shale Surface Processing, Retorting, Pyrolysis: Four basic steps are involved in the aboveground processing of oil shale: mining the ore (either through underground or surface mining), crushing the ore to a size that can be handled by the retort, retorting (heating) the crushed shale to pyrolysis temperatures, and upgrading the oil obtained by pyrolysis of the Oil shale Surface Processing, Retorting, Pyrolysis Britannica2024年5月1日 The origin and formation mechanism of N 2rich Lower Cambrian shale gas remain ambiguous, posing serious exploration risks in the Lower Cambrian shale gas in South ChinaIn this study, highvacuumpulsed electromagnetic and heliumfilled ballmill rockcrushing methods were developed to measure the released gas contents, compositions and nitrogen Nitrogen isotopes of released gas from rock crushing and 2022年3月28日 Hydraulic fracturing has been a must for efficient and economical production from shale reservoirs with ultralow permeability []Once fracking is performed; hydraulic fractures take their shape and connect with natural fractures in shale, forming a complex fracture network that dominates fluid flow inside the reservoir [2–4]This fracture network consists of hundreds A Numerical Simulation Approach for Shale Fracture Network
Study on the Durability of HighContent Oil Shale Concrete MDPI
2024年8月19日 This study evaluated the potential and environmental benefits of using oil shale residue as a replacement for fine aggregate in concrete through a series of experiments Initially, the crushing value test confirmed the oil shale residue’s value at 167%, meeting the loadbearing standards for fine aggregates, thus proving its viability as a complete substitute Further, the 2024年2月7日 Casing deformation occurs frequently in shale gas wells, resulting in the failure of some fracturing stages to complete normal operations, which seriously affects shale gas production This paper firstly analyzes the casing deformation mechanism of shale gas wells and determines that the casing shear deformation caused by formation slip is the main factor of A study on governance method of casing shear deformation in shale 2024年1月5日 This chapter’s primary objective is to provide an overview of improved gas recovery methods applicable to shale reservoirs In the first portion, it gives a detailed explanation on shale and enhanced gas recovery (EGR), and then it discusses the characteristics and flow behaviour of shale gas in the second sectionEnhanced Gas Recovery (EGR) in Shale Gas Reservoirs2024年7月15日 Flake graphite has a shalelike texture, and processing it with a method that preserves the (crystal) structures of the flakes is of great importance to its final appearance and thus its usability In the products of all four other crushing methods (UC, ROLL, Continuously compressing crushing towards a dry processing method
Occurrence and influence of residual gas released by crush methods
2020年12月11日 The composition of gas released under vacuum by crushing from the gas shale of Longmaxi Formation in Upper Yangtze Plate, Southern China was systematically investigated in this study2021年12月24日 Some crushing methods must be provided for the emission reduction of mines It includes mixed crushing and prescreening crushing Skip to content Sandstone and siltstone are highly abrasive, while shale and weathered materials are soft and easy to absorb water and distribute stickinessCrushing Technology for Reducing Emissions in Cement Mines2021年6月1日 Predicting the production rate and estimating the ultimate recovery are of great significance for the optimization of shale gas development One possible reason for production decline is the width reduction of propped fractures caused by proppant deformation, embedment, crushing, and viscoelasticity of the reservoir In order to obtain more indepth knowledge of XFEMbased numerical modeling of well performance2021年6月1日 A novel evaporation method (Kazak and Kazak, 2019) emerging on the basis of retort has been specially designed in the characterization applications of shale reservoirsIn the evaporation method, crushed sample is heated to acquire vapor water under an elevated temperature with a maximum of 350 °C, and the volume or mass of residual water of a low Evaluation method of water saturation in shale: A
Numerical Simulation on Shale Fragmentation by a
2023年1月15日 shale crushing by a PDC cutte r based on the discrete element method (PFC2D) The main contents of this article are as follows: the fi rst section expounds the rese arch background2023年10月19日 Oil shale is a type of sedimentary rock that is rich in kerogen Kerogen is a part of rock that breaks down and releases hydrocarbons when heated Hydrocarbons are substances made entirely of hydrogen and carbon Petroleum and natural gas are probably the most familiar hydrocarbonsThe hydrocarbons in oil shale can be used as an alternative to petroleum or Oil Shale National Geographic Society2016年12月15日 To better evaluate the reservoir quality and optimize shale gas extraction, it is necessary to quantitatively characterize pore structure in shale reservoirs using complementary methods Conventional tools that have been used extensively for pore characterization include gas physisorption, mercury injection capillary pressure (MICP), nuclear magnetic resonance Measurement of total porosity for gas shales by gas injection 2022年1月2日 1) An experimental evaluation method for fracture deformation mechanism of shale fracturing is designed based on shale rock plate embedding test and stereomicroscope calculation of embedding depth, and combined with longterm fracture conductivity test, and the effective evaluation of deformation mechanism of shale fracturing proppantsupported fracture Frontiers Experimental Study on Fracturing Fracture Deformation
SIZE REDUCTION BY CRUSHING METHODS ResearchGate
2017年3月4日 SIZE REDUCTION BY CRUSHING METHODS March 2017; DOI:1013140/RG22 The objective of this report is to provide the details of size reduction methods involved in mineral processing using 2016年12月15日 The crushedrock method used for shale formations provides rapid results for the total porosity measurements is a suitable lower crushing level for GIP porosity measurements in most gas shales Crushing within 60 mesh can not only shorten experimental period but also more accurately represent the total porosity in such rocksMeasurement of total porosity for gas shales by gas injection 2017年9月30日 addition, the surface retorting method involves the crushing of the mined shale, heating to a temperature be tween 850 0 F 950 0 F, after which the waxy solid kerogen is upgraded into liquid and Economic Estimation of Oil Shale Development Methods in Nigeria2021年10月2日 Figure 4 shows the NMR results of a preserved Utica shale, and it shows the exact correlation between soaking time and the volume of soaking liquid For most NMR results, two distinct peaks are observed The first peak on the left is usually the T 2 relaxation time between 01 and 1 ms, the second peak on the right at a T 2 relaxation time between 10 and New Experimental Methods to Study Proppant Embedment in Shales
(PDF) INTERDEPENDENCE BETWEEN POINT LOAD
It has been suggested in the literature that there is a relationship between Point Load index (PLI) and USC for various rocks [11], but not for oil shale Additionally, methods like Crushing Resistance Test (CRT) could be utilised for evaluating 2021年2月12日 Abstract The application progress of oil shale retorting process at home and abroad is mainly introduced, and the advantages and disadvantages of dry distillation furnaces in different countries are compared The development trend of oil shale retorting process is prospected At present, several oil shale retorting technologies have been applied and newly Current Status and Energy Analysis of Oil Shale’s Springer2022年7月1日 Request PDF Investigation of microwaveinduced cracking behavior of shale matrix by a novel phasefield method Microwave heating is a potential and effective technology for enhancing shale gas Investigation of microwaveinduced cracking behavior of shale 2020年5月20日 The article presents the experimental research data on oneand twostage crushing of shale from the Rezh open pit mine in the Ural Region in jaw crusher ShchD 10M with a complexmoving jawAnalysis of onestage and twostage crushing of shale in jaw
Spontaneous combustion liability of coal and coalshale: a review
2019年3月5日 This study presents a review of the various methods to predict the spontaneous combustion liability of coal and coalshale The relative propensity of coal to undergo selfheating can be established by different methods These methods are well established in their usage, but the fact that no particular test method has become a standard to predict the spontaneous 2024年4月25日 Shale reservoirs have diverse mineral types, and analyzing the sensitivity of the mineral composition to shale pores is of great scientific and engineering significance In this paper, first, Xray diffraction (XRD) experiments on shale mineral compositions are carried out, and the characteristics of pore structure changes after shale mineral compositions interacted Research on the Shale Reservoir Sensitivity by Using the Mineral In these tests, 3 cm cubic shale samples were used As the mineralogy may have a considerable effect on shale deformation, the samples were analyzed for their mineralNew Experimental Methods to Study Proppant Embedment in ShalesABSTRACT We have developed a vacuumcrushing method for the extraction of gases stored in shale for the determination of gas yield, chemical composition, and carbon isotopic composition by online gaschromatography and mass spectrometry Analysis of the evacuation and parallel experiments showed low standard deviation and good reproducibility This approach The molecular and carbon isotopic constrains on origin and
CHAPTER THREE Oil Shale Technologies JSTOR
2005年5月31日 Oil shale can be mined using one of two methods: underground mining, most likely using the roomandpillar method, or surface mining In general, Surface retorting involves crushing the mined oil shale and then retorting it at about 900 to 1,000 degrees F (Figure 31)