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chemistry, multidisciplinary (27) 27
engineering, chemical (27) 27
materials science, multidisciplinary (8) 8
optimization (7) 7
adsorption (5) 5
extrusion (5) 5
anionic clay (4) 4
calculus (4) 4
dispersive mixers (4) 4
feeding zone (4) 4
fermentation (4) 4
flow-rate (4) 4
kinetics (4) 4
lactic acid (4) 4
plasticating extrusion (4) 4
pressure (4) 4
recovery (4) 4
screw (4) 4
steel (4) 4
broth (3) 3
energy (3) 3
fatigue (3) 3
fluidization (3) 3
gases (3) 3
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screw extruder (3) 3
separation (3) 3
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critical energy (2) 2
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dynamic parameters (2) 2
efficiency (2) 2
electrodialysis (2) 2
experimental-data (2) 2
experimentelle daten (2) 2
extraction (2) 2
extruder performance (2) 2
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flow (2) 2
flow rate coefficient (2) 2
fluidisation (2) 2
fluidised-beds (2) 2
fluidisieren (2) 2
food and beverages (2) 2
friction coefficient (2) 2
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gemisch (2) 2
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mechanical properties (2) 2
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polymerwerkstoffe (2) 2
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single screw extruder (2) 2
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Key Engineering Materials, ISSN 1013-9826, 2016, Volume 699, pp. 25 - 30
  The paper presents the extruder functioning point changing, resulted as the intersection of screw and extrusion head functional characteristics curves,... 
HDPE | Rheological behavior | Extruder screw characteristic | Polymer recycling | Head characteristic | Slopes | Screws | Paper | Extrusion | Recycling | Recycled | Extruders | Optimization
Conference Proceeding
Materiale Plastice, ISSN 0025-5289, 06/2014, Volume 51, Issue 3, pp. 235 - 240
In the following work a correlation was inferred of the effects of material behaviour in different zones of the extruder screw channel with a number of process... 
Extruder performance | Extruder efficiency | Energy | Thermal pollution | Output | Extrusion process | CALCULUS | ZONE | MATERIALS SCIENCE, MULTIDISCIPLINARY | extrusion process | FLOW-RATE | output | PRESSURE | TEMPERATURE | PLASTICATING EXTRUSION | DISPERSIVE MIXERS | SINGLE-SCREW EXTRUDER | thermal pollution | extruder performance | OPTIMIZATION | extruder efficiency | energy
Journal Article
Revista de Chimie, ISSN 0034-7752, 2014, Volume 65, Issue 7, pp. 865 - 869
A number of machines with helical active elements used in the process industries are analyzed: helix and turbine impellers with draft tubes; screw of a single... 
Friction coefficient | Helical elements | Screw machines | Impeller | Output | output | SCREW EXTRUDER | ENGINEERING, CHEMICAL | screw machines | impeller | helical elements | friction coefficient | CHEMISTRY, MULTIDISCIPLINARY | FLOW-RATE
Journal Article
Revista de Chimie, ISSN 0034-7752, 02/2015, Volume 66, Issue 2, pp. 255 - 258
Bulk density is an important process parameter for machines that transport, feed or process granular materials. Certain process variables have been shown to... 
Bulk density | Feeding zone | Granular materials | Flow rate coefficient | Vibrated | SCREW EXTRUDER | ENGINEERING, CHEMICAL | bulk density | feeding zone | flow rate coefficient | granular materials | vibrated | CHEMISTRY, MULTIDISCIPLINARY | FLOW-RATE
Journal Article
Materiale Plastice, ISSN 0025-5289, 12/2014, Volume 51, Issue 4, pp. 457 - 459
For the optimization of the screw and extrusion process design one need to address issues such the interdependence between the geometrical, hydrodynamic,... 
Screw design | Extrusion | Optimization | Process parameters | process parameters | screw design | optimization | CALCULUS | ZONE | MATERIALS SCIENCE, MULTIDISCIPLINARY | extrusion | PLASTICATING EXTRUSION | DISPERSIVE MIXERS | FLOW
Journal Article
Revista de Chimie, ISSN 0034-7752, 2017, Volume 68, Issue 4, pp. 656 - 665
Journal Article
Revista de Chimie, ISSN 0034-7752, 2018, Volume 69, Issue 8, pp. 2197 - 2202
In the present paper are presented the experimental results of biomass gasification, the biochair was produced from vineyards by controlled pyrolysis at 750... 
Biochar | Micro-gasification energy potential | Biomass | ENGINEERING, CHEMICAL | biomass | CARBON | biochar | YIELD | micro-gasification energy potential | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Revista de Chimie, ISSN 0034-7752, 2016, Volume 67, Issue 5, pp. 925 - 928
Treating of the waste water from textile industry is an ongoing concern. The main problem is represented by dyes degradation leading to higher degrees of... 
Textile wastewater industry | Ethylenediamine | Polyaluminium sulfate | Chemical oxygen demand | Suspended solids | ENGINEERING, CHEMICAL | chemical oxygen demand | ethylenediamine | suspended solids | polyaluminium sulfate | CHEMISTRY, MULTIDISCIPLINARY | textile wastewater industry
Journal Article
Revista de Chimie, ISSN 0034-7752, 01/2018, Volume 69, Issue 1, pp. 105 - 111
In this paper is analysed the air quality in urban areas in Bucharest, the analysis was based on the monitoring of the average concentration of particulate... 
Urban | Air pollution | PM10 | NO2 | ENGINEERING, CHEMICAL | QUALITY | urban | CITY | SO2 | PM 10 | PROTEIN FIBERS | air pollution | COMPOSITE-MATERIALS | MECHANICAL-PROPERTIES | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Materiale Plastice, ISSN 0025-5289, 2018, Volume 55, Issue 2, pp. 184 - 187
In this paper we analyze the influence of the number of laser pulses on the hardness of the metal. We have shown that the hardness increases with the number of... 
Surface hardening | Steel | Nd: YAG pulsed laser | steel | MATERIALS SCIENCE, MULTIDISCIPLINARY
Journal Article
Materiale Plastice, ISSN 0025-5289, 03/2015, Volume 52, Issue 1, pp. 1 - 3
A number of inventions, and theoretical and experimental research allowed to increase the thermal homogenous melt flow-rate delivered by the screw. On the... 
Extruder head working field | Extruder performance | Screw-barrel unit | Rheological behaviour | CALCULUS | ZONE | MATERIALS SCIENCE, MULTIDISCIPLINARY | PLASTICATING EXTRUSION | DISPERSIVE MIXERS | extruder performance | OPTIMIZATION | rheological behaviour | screw-barrel unit | extruder head working field | FLOW-RATE
Journal Article
International Journal of Polymer Science, ISSN 1687-9422, 2016, Volume 2016, pp. 1 - 10
The degradability and processability of new renewable materials based on starch and PVOH were studied using the melt flow index (MFI) method by measuring the... 
RESOURCES | NANOCOMPOSITES | POLYMER SCIENCE | ALCOHOL | BEHAVIOR | DEGRADATION | BREAKDOWN | Degradation | Blends | Polymer blends | Extrusion | Crosslinking | Starches | Rheological properties | Melts
Journal Article
Revista de Chimie, ISSN 0034-7752, 2017, Volume 68, Issue 2, pp. 273 - 278
The use of surfactants in the process of water separation from crude oil emulsions formed at extraction is an effective solution in the treatment of crude oil.... 
Efficiency of destabilization | Surfactants | Demulsification process | ENGINEERING, CHEMICAL | surfactants | NONIONIC SURFACTANT | TEMPERATURE | PERFORMANCE | efficiency of destabilization | demulsification process | CHEMISTRY, MULTIDISCIPLINARY | WATER
Journal Article
Revista de Chimie, ISSN 0034-7752, 04/2015, Volume 66, Issue 4, pp. 537 - 541
In Romania, drinking water is produced from surface water (60%) and groundwater (40%). The presence of inorganic compounds containing oxidizable nitrogen... 
Ammoniumions | Break point chlorination | Chlorinated by-products | Groundwater | Natural organic matter (NOM) | break point chlorination | ENGINEERING, CHEMICAL | chlorinated by-products | CHLORINE | groundwater | ammonium ions | CHEMISTRY, MULTIDISCIPLINARY | natural organic matter (NOM) | WATER
Journal Article
UPB Scientific Bulletin, Series D: Mechanical Engineering, ISSN 1454-2358, 2009, Volume 71, Issue 1, pp. 57 - 64
The flowrate in the feeding zone of a single screw extruder depends through the flowrate coefficient on the values of the friction coefficients between the... 
Angle of movement | Flowrate | Friction coefficients | Feeding zone | Grooves | Single screw extruder
Journal Article
Revista de Chimie, ISSN 0034-7752, 05/2015, Volume 66, Issue 5, pp. 698 - 702
The paper outlines the superposition of effects by resorting to the principle of critical energy in both tubular structures as well as in non-Newtonian fluid... 
Cracks | Deterioration; superposition of effects | Non-newtonian fluid flow | Tubular structures | CRITICAL ENERGY | ENGINEERING, CHEMICAL | LIMIT LOADS | deterioration | non-Newtonian fluid flow | cracks | tubular structures | CHEMISTRY, MULTIDISCIPLINARY | superposition of effects
Journal Article
Materiale Plastice, ISSN 0025-5289, 2009, Volume 46, Issue 3, pp. 279 - 283
The flow rate coefficient was calculated both theoretically, based on calculus relationships, and experimentally, based on data obtained on two extruders with... 
Now rate coefficient | Feeding zone | Now rate | Single screw extruder | flow rate coefficient | single screw extruder | flow rate | MATERIALS SCIENCE, MULTIDISCIPLINARY | feeding zone
Journal Article
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