scholarly journals Copolymer production plant

2003 ◽  
Vol 57 (2) ◽  
pp. 75-78
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC Engineering Department designed a project for the reconstruction of the copolymer production plant at "Zeolite Mira", Mira, Italy, using technology developed in the laboratories of the IGPC. The capacity of the reconstructed plant was increased from 17,000 to 25,000 t/y, in 1991 and the product quality was also improved.The product meets all quality regulation, as well as environmental regulations. There is no waste materials, and precautions were chosen to provide safe operation. This process is fully automatized, and the product has uniform quality. The production process can be controlled manually, which is necessary during start-up, and repairs.

2003 ◽  
Vol 57 (2) ◽  
pp. 58-60
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC Engineering Department, together with the "Birac", Zvornik Engineering Department designed basic projects for detergent zeolite production, using waste flotation sand and hydrates. Several projects were completed: technological, machine, electrical, automation. On the basis of these projects, production plant in Tallinn, Estonia was constructed, with a capacity of 100,000 t/y from 1989. to 1993. This plant became the biggest producer of detergent zeolite in the world.Several goals were realized by designing the "Ceosil" plant. Waste flotation sand was used and detergent zeolite was produced in a market which is not properly supplied with this zeolite. The product meets all quality demands, as well as environmental regulations. The detergent production process is fully automatized and the product has uniform quality. There is no waste material in detergent zeolite production, because all products with unsatisfactory quality are returned to the process. The production process can be controlled manually, which is necessary during start - up, and repairs.


2003 ◽  
Vol 57 (2) ◽  
pp. 79-82
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC Engineering Department designed basic projects for powder detergent production plant, using technology developed in the IGPC laboratories, in 1998. - 2000. Several projects were completed: technological, machine, electrical, automation. On the basis of these projects, a production plant with a capacity of 25,000 t/y was manufactured, at "Delta In", Zrenjanin, in 2000.This technology was an innovation, because new approach in mixing a powder materials was used, as well as introducing a new type of dryer in detergent production. The product meets all quality demands for detergents with high specific weight (1000 g/l), as well as environmental regulations. The detergent production process is fully automatized, and the product has uniform quality. There is no waste material in detergent zeolite production, because all products with unsatisfactory quality are returned to the process. The production process can be controlled manually, which is necessary during start-up, and repairs.


2003 ◽  
Vol 57 (2) ◽  
pp. 83-85
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC Engineering Department designed basic projects for dry alcohol production plant, using technology developed in the IGPC laboratories. Several projects were completed: technological, machine, electrical, automation. On the basis of these projects a production plant with a capacity of 40 m3/y was manufactured, at "Zorka Pharma", Sabac in 1995-1996. The product meets all quality demands, as well as environmental regulations. The dry alcohol production process is fully automatized. There is no waste in the process, neither gaseous, nor liquid. The chosen process provides safe operation according to temperature regime and resistance in the pipes, air purification columns and filters. Working at increased pressure is suitable for evaporation and condensation at increased temperatures. The production process can be controlled manually, which is necessary during start-up, and repairs.


2003 ◽  
Vol 57 (2) ◽  
pp. 51-53
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC's Engineering Department designed basic technological and machine projects for a granulated zeolite production plant, on the basis of which a pilot plant with an initial capacity of 5,000 t/y was constructed in 1984, within Birac - Zvornik production complex. The technology in these projects was developed in the laboratories of the IGPC.Several goals were realized by designing a granulated zeolite production plant. This technology is one of the newest state of the art high tech technologies. The product meets all quality demands, as well as environmental regulations, by which granulated zeolite production for various uses was developed. The granulated zeolite production process is fully automatized, and the product has uniform quality. There is no waste material in granulated zeolite production, because all products with unsatisfactory quality are returned to the process. The production process can be controlled manually, which is necessary during start - up, and repairs.


2003 ◽  
Vol 57 (2) ◽  
pp. 54-57
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo ◽  
Nada Lazic

Experts of the IGPC developed a white filler production technology in the laboratories, and then started production at the "Alusil", Zvornik complex. This plant was constructed in 1987 with a capacity of 20,000 t/y. The product meets all quality demands, as well as environmental regulations. There is no waste material in white fillers production, because all filtrates are kept in closed cycles. Production process is fully automatized, with minimal need for human intervention. The production process can be controlled manually, which is necessary during start - up, and repairs.


2003 ◽  
Vol 57 (2) ◽  
pp. 61-63
Author(s):  
Mirjana Stankovic ◽  
Branimir Kovacevic ◽  
Lato Pezo

The IGPC Engineering Department designed basic projects for a wet hydrate dissolution plant, using technology developed in the IGPC laboratories. Several projects were completed: technological, machine, electrical, automation. On the basis of these projects, a production plant with capacity of 50,000 t/y was manufactured, at "Zeolite Mira", Mira (VE), Italy, in 1997, for increasing detergent zeolite production from 50,000 to 100,000 t/y. Several goals were realized by designing a wet hydrate dissolution plant. Main goal was increasing the detergent zeolite production capacity. The technological cycle of NaOH was closed, and no effluents emitted, and there is no pollution. Wet hydrate dissolution is now fully continuous, which is important for maintaining zeolite production quality, as well as for simplifying production. The wet hydrate production process is fully automatized, and the product has uniform quality. The production process can be controlled manually, which is necessary during start-up, and repairs. By installing additional process equipment (centrifugal pumps and dissolving reactors) technological bottlenecks were overcome, and by adjusting NaOH tanks and dissolving reactors, the capacities of the process equipment was fully utilized.


2003 ◽  
Vol 57 (2) ◽  
pp. 72-74
Author(s):  
Mirjana Stankovic ◽  
Lato Pezo

The IGPC Engineering Department designed a basic technological project for an evaporation unit for detergent zeolite production at "Zeolite Mira", Mira, Italy. The evaporation unit was for a capacity of 15,000 t/h of evaporated water per hour from 26,000 t/h of 11 % NaOH solution.The gained product meets all quality regulation, as well as environmental regulations. The evaporation process is fully automatized, and the product has uniform quality. There is no waste material in detergent zeolite production, because all products with unsatisfactory quality are returned to the process. The production process can be controlled manually, which is necessary during start-up, and repairs. A fully closed cycle of filtrate was achieved by installing an evaporation unit. 11% NaOH solution is produced in detergent zeolite filtration, which is dangerous waste. It is evaporated to 26% NaOH solution and afterwards returned to the wet hydrate dissolution plant. In this way environmental protection is achieved, as well as a highly economical process.


2003 ◽  
Vol 57 (2) ◽  
pp. 64-67
Author(s):  
Mirjana Stankovic ◽  
Branimir Kovacevic ◽  
Lato Pezo

The IGPC Engineering Department designed basic projects for a wet hydrate dissolution plant, using technology developed in the IGPC laboratories. Several projects were completed: technological, machine, electrical, automation. On the basis of these projects, a production plant of a capacity of 75,000 t/y was manufactured, at "Zeolite Mira", Mira (VE), Italy, in 1997. and 1998, increasing detergent zeolite production, from 50,000 to 100,000 t/y. Several goals were realized by designing a wet hydrate dissolution plant. The main goal was increasing the detergent zeolite production. The technological cycle of NaOH was closed, and no effluents emitted, and there is no pollution (except for the filter cake). The wet water glass production process is fully automatized, and the product has uniform quality. The production process can be controlled manually, which is necessary during start - up, and repairs. By installing additional process equipment (centrifugal pumps and heat exchangers) technological bottlenecks were overcome, and by adjusting the operation of autoclaves, and water glass filters and also by optimizing the capacities of process equipment.


2018 ◽  
Vol 183 ◽  
pp. 03012
Author(s):  
Elżbieta Milewska ◽  
Bartłomiej Skowron

When presenting the functionality of IPOsystem™, the author of the article described the manner of controlling the quality of products and calculating the technical cost of production in a selected production plant. In the article actions taken to remove product quality nonconformities have been discussed and a calculation by the subtractive factor method has been presented. Limitations of the described IT tools have also been illustrated with an example of implementation.


2007 ◽  
Vol 73 (13) ◽  
pp. 4354-4356 ◽  
Author(s):  
Volkmar Passoth ◽  
Johanna Blomqvist ◽  
Johan Schnürer

ABSTRACT The ethanol production process of a Swedish alcohol production plant was dominated by Dekkera bruxellensis and Lactobacillus vini, with a high number of lactic acid bacteria. The product quality, process productivity, and stability were high; thus, D. bruxellensis and L. vini can be regarded as commercial ethanol production organisms.


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