Oil shale
Oil shale - Pollution, Mining, Energy: The production of oil from shales has a potentially serious impact on the environment. Four specific areas of concern dominate discussion regarding development of the resource: greenhouse gas output, water consumption and pollution, surface disturbance, and socioeconomic effects. Because oil and gas are …
Primary vs. Secondary Crushers: Understanding …
The crushing process involves the use of crushers to break down rocks and stones into smaller sizes. The primary crusher is used to reduce the size of the initial rocks, while the secondary crusher further …
Differences in Shale Oil and Gas Reservoirs across Various
The remarkable success of shale oil and gas production in North America has sparked worldwide interest in its significance. Notably, substantial shale oil and gas reserves have been discovered in China's Cambrian and Ordovician-Silurian shales, which serve as the primary sources of production. Across the Asian continent, other shale …
Oil and Gas Shales | SpringerLink
Primary and secondary gas-forming reactions in shales overlap to variable degrees. The "GOR-Fit" model predicts the generation of primary and secondary gas …
Oil shale
Oil 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 …
McLanahan | Roll Crushers
Single Roll Crushers. Single Roll Crushers are typically used as primary crushers that provide a crushing ratio of up to 6:1. They crush materials such as ROM coal, mine refuse, shale, slate, gypsum, bauxite, salt, soft shale, etc., while producing minimal fines.Designed with intermeshing roll teeth and a curved crushing plate, they are extremely effective in …
Modeling study on effects of intraparticle mass transfer and secondary
GC-MS analysis of n-alkanes in shale oil and residual bitumen showed that FeCl3 promoted the secondary cracking of saturated hydrocarbons in residual bitumen rather than in shale oil due to the ...
Oil Shale Processing, Chemistry and Technology | SpringerLink
Oil shale resources are typically expressed in either of two different ways: (1) as tons of oil shale, and (2) as crude-shale-oil equivalents contained in the oil shale. Global deposits have been estimated to be about 411 metric gigatons or to range from 2.8 to 3.3 trillion barrels (4.5 × 10 11 to 5.2 × 10 11 m 3 ) of recoverable oil ...
Secondary Cracking and Upgrading of Shale Oil from
Prolonging the pyrolysis volatile residence time in the shale ash bed from 0 s to 10 s decreased the shale oil yield by 31.0% but increased the fraction of gasoline and diesel (boiling point < 623 ...
Modeling study on effects of intraparticle mass transfer …
In order to better understand oil shale pyrolysis process, some mathematical models on oil shale particle pyrolysis were developed in last decades. Granoff et al. [27] developed a non-isothermal shrinking-core model considering the kinetics of oil shale pyrolysis and heat transfer effects, which could describe the observed pyrolysis process
Oil Shale Processing, Chemistry and Technology
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Shale Oil and Gas Production Processes | ScienceDirectsciencedirect(PDF) An Overview of Shale OilWEB25 November 2015. On the primary and secondary petroleum generating characteristics of the Bowland Shale, northern England. Authors: S. Yang, B. Horsfield, N. Mahlstedt, M. …
Modeling study on effects of intraparticle mass transfer and secondary
The kinetic parameters in the model of Volkov and et al. [41] were determined from the experimental data of kukersite oil shale, which might be not applicable to Huadian oil shale in China. Thus, the kinetic parameters were derived again based on the experimental data of Huadian oil shale in the literature [12], [34].For small oil shale …
Oil Shale | Properties, Composition, Uses » …
Calcite is a primary component of many marine organisms. Calcite helps form the shells and hard exteriors of oysters, sea stars, and sand dollars. Plankton, red algae, and sponges are also important …
Shale Resource Systems for Oil and Gas: Part 2
Thus, these systems may include primary and secondary migrated oil. Oil that has undergone tertiary migration to nonjuxtaposed reservoirs is part of a petroleum system, …
Oil Shale Processing, Chemistry, and Technology
Oil shale resources are typically expressed in either of two different ways: (1) as tons of oil shale and (2) as crude shale oil equivalents contained in the oil shale. Global deposits have been estimated to be about 411 metric gigatons or to range from 2.8 to 3.3 trillion barrels (4.5 × 10 11 to 5.2 × 10 11 m 3 ) of recoverable oil ...
Types of Crushers: What You Need to Know
There are lots of different kinds of crushers from jaw crushers to impactors and cone crushers. Crushing is an versatile process and the kind of crusher you need depends on the 'stage' of crushing. The three main stages of crushing are primary, secondary, and tertiary - all of which have their own unique benefits.
Portable Rock Crushers
Sledging roll crushers have been found to be generally well suited to crushing oil shale. Feeder Breakers. ... Among these would be all the primary and secondary breakage methods, grinding and milling methods, thermomechanical, and even ballistic and nuclear concepts. These are not considered here because there are no …
Sizers | TAKRAF
The TAKRAF sizer portfolio covers primary and secondary (as well as ... iron ore, copper, oil sands, limestone: coal, shale, bauxite: iron ore, copper ore, oil sands, limestone ... Based on the experiences of TAKRAF in coal crushers and crushing plants the first hard rock sizers for overburden of up to 200 MPa was successfully installed at the ...
Secondary cracking of volatile and its avoidance in …
Basically, the oil shale pyrolysis occurs in two steps of the decomposition of kerogen molecule in oil shale (primary reactions) and the subsequent reactions of the …
Sustainability | Free Full-Text | An Analytic Hierarchy Process …
The great demand for oil shale resource development and the corresponding threats to the environment have resulted in the urgent need to assess the impact of oil shale in situ mining on the environment. In this paper, based on an analysis method developed by the previous literature and the Delphi technique, three secondary …
environmental geology chapters 14-16 Flashcards | Quizlet
Study with Quizlet and memorize flashcards containing terms like Light crude oil contains a higher proportion of shorter chains of hydrogen and carbon atoms compared to heavy crude oil., With respect to geothermal energy, Earth's internal heat escapes evenly though the crust, Synthetic crude oil can be made through a process of liquefying coal. What is the …
Pore Structure Characterization of Lacustrine Shale and its
Characterizing the microscopic pore systems in shale reservoirs is crucial for understanding their impact on shale oil and gas enrichment. Although significant strides have been made in understanding the pore structure characteristics, research on pore structures related to small-scale sedimentary structures remains limited. This study …
Oil Shale
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 . hydrocarbons.The hydrocarbons in oil shale can be used as an …
Secondary Cracking and Upgrading of Shale Oil from …
Considering oil shale pyrolysis with a solid heat carrier, this article investigated the effect of shale ash, as the bed material for secondary reactions of pyrolysis volatile, on final …
Bitumen Extraction Explained | Oil Sands Magazine
Froth quality is a very important performance metric for any oil sands Extraction plant. There are 3 components found in bitumen froth: (1) bitumen, (2) fine solids and (3) water. 1. Bitumen Grade: Froth quality is measured by the bitumen grade (or content) of the froth. A froth containing 55-60% bitumen is considered good quality.
Analysis of oil shale crushing tests in large-scale equipment, …
The purposes of these studies were to develop crushing cost levels for crushing plants utilizing different types of crushers, to determine the effect of final
primary crushing of oil shale size – Grinding Mill China
Baked And Fused Shale | Manganese Crusher … is a primary crusher, … Oil Shale Crusher and Oil Shale Mining Waste Rock… crushing efficiency solves the … components, … jaw crusher parts and its sizes » Free online chat! Primary method for reduction of S[O.sub.2] emission and its …
Secondary Cracking and Upgrading of Shale Oil from Pyrolyzing Oil Shale
Considering oil shale pyrolysis with a solid heat carrier, this article investigated the effect of shale ash, as the bed material for secondary reactions of pyrolysis volatile, on final product distribution and quality of oil shale pyrolysis in a laboratory dual-stage fixed bed reactor. The examined factors included the residence time of pyrolysis volatile in a shale ash bed …
Greenhouse Gas Emissions during Oil Shale Crushing …
Organic-rich oil shale in sedimentary basins is a good gas source rock, the GHG in which will be released into the atmosphere during crushing to affect climate …
On the primary and secondary petroleum generating …
On the primary and secondary petroleum generating characteristics of the Bowland Shale, northern England. January 2016. Journal of the Geological …