نتایج جستجو برای: selected petrochemical products

تعداد نتایج: 657204  

In recent years, the role of coaching human resource managers has been proposed as a new paradigm in organizations. Accordingly, present research aimed at designing HR as coach paradigm in National Iranian Petrochemical Company by utilizing a qualitative technique based on grounded theory. Data collection has been done by semi-structured interview with 15 managers, heads and expert of human res...

Journal: :Biotechnology advances 2006
Susana Rodríguez Couto José Luis Toca Herrera

Laccases have received much attention from researchers in last decades due to their ability to oxidise both phenolic and non-phenolic lignin related compounds as well as highly recalcitrant environmental pollutants, which makes them very useful for their application to several biotechnological processes. Such applications include the detoxification of industrial effluents, mostly from the paper...

Journal: :Computers & Chemical Engineering 2008
Tung-Hsiung Kuo Chuei-Tin Chang

The scope of this research is concerned with the supply chain of light aromatic compounds, i.e., benzene, toluene, o-xylene and p-xylene, in he petrochemical industries. The proper production scheme of these compounds over a specified time horizon can be configured by selecting hroughput, operating conditions and technology options for each unit in the chain, by maintaining the desired inventor...

2016
Sunil Jayant Kulkarni

Petrochemical and Petroleum refining sector has become the backbone of the economical development. The costs of all the consumer goods are closely governed by cost of petroleum products. Diesel and petrol are two most widely used liquid fuels in the world. The cost of the fuel depends on the raw material. The optimization of the reaction carried out in these industries can save some cost and ad...

2012
Joaquim A. Nóbrega

The presence of metals and metalloids in petrochemical products can infl uence the performance of engines, and contribute to shortening the lifetime of the machinery. In addition, some elements act as catalyst poison, contributing to increases in the amount of toxic gases and particulate matter emitted by vehicles. Silicon compounds such as siloxanes, for example, are added to diesel as anti-fo...

Journal: :International journal of health services : planning, administration, evaluation 2000
C E Siqueira C Levenstein

This article complements the substantial body of literature produced over the last three decades on the export of hazards from developed countries to developing countries. After reviewing the central arguments proposed by this literature, the authors add to the debate by focusing on the role of national actors in the importation of these hazards, based on the experience of late 1970s' developme...

Journal: :IOP conference series 2021

Abstract Altai Krai is traditionally classified as a major industrial and agricultural regions of the country. The machine-building complex (production tractors, machinery, wagons, engines, boilers), chemical petrochemical industries (tires, artificial fibers, plastic products, products), food industry (meat, cheese making), light (manufacturing) are quite developed. fabrics, knitwear), mining ...

Journal: :آب و خاک 0
رحیم کسرایی سیامک ساعدی

abstract to study the effects of sewage sludge on tomato seedling growth, a series of pot experiments, each pot containing 17 kg soil, were conducted in a randomized complete design with eight replications. treatments used were: 5 levels of sewage sludge (5, 10, 20, 30 and 40 tons/ha) and two control treatments (t1, without sewage sludge and t2, sewage sludge + complete fertilizers). analysis o...

2011
V. G. Berezkin A. V. Chausov A. V. Topchiev

V.G. Berezkin, A.V. Chausov A.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29, Leninsky pr., Moscow, 119991, GSP-1, Russia e-mail: [email protected]

Journal: :Current Opinion in Colloid and Interface Science 2022

Zeolites remain one of the most important classes industrial catalysts used today, and with urgent drive for transition from petrochemical to renewable feedstocks, there is a renewed interest in developing new types zeolite. Recent synthetic advances field have included development assembly-disassembly-organisation-reassembly (ADOR) method. In this short review, we will discuss how solid-state ...

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