Waste & Recycling Articles

  • VSEP`s low operating cost and superior performance provide a high-tech alternative for oily wastewater processing

    A unique membrane filtration system has been installed at several major waste oil hauling operations and manufacturing plants that handle or produce oily wastewater. The system manufactured by New Logic, of Emeryville California near San Francisco, is also being used to process used crankcase waste oil and produce filtrate that can be sold as a higher value bunker oil. The V✧SEP, ...


    By New Logic Research, Inc.

  • VSEP treats thermomechanical pumping effluent with no pre-treatment required at a major MDF plant

    New Logic International installed its Vibratory Shear Enhanced Processing (VSEP) system in August, 1998 at a major international Medium Density Fiber (MDF) Board manufacturing facility. The VSEP is used for treatment of thermomechanical pulping effluent at this facility with no pretreatment required. The VSEP system uses a nanofiltration membrane module and is able to treat pressate from the ...


    By New Logic Research, Inc.

  • VSEP recycles 80% of water for Seattle laundry and provides rapid return on investment

    A wastewater treatment system was installed in July of 1998 at Hospital Central Services, a major laundry facility in Seattle, Washington. The system, manufactured by New Logic International of Emeryville, CA, will be used for wastewater treatment and water recycling at this facility. The VSEP (Vibratory Shear Enhanced Processing) system uses an ultrafiltration membrane module and is able to ...


    By New Logic Research, Inc.

  • Mercury Analysis

    Characteristics of Mercury What is Mercury? Mercury is a naturally occurring silver-colored metallic element noted for its occurrence as a liquid at room temperature and toxic to living organisms. This silvery, opaque liquid metal is very dense, yet has a high surface tension that causes it to form tiny perfect spheres in the pores of the rocks it is found in. It is ...


    By HORIBA Europe GmbH

  • VSEP concentrates pigment additives to 70% solids and provides quick payback

    A manufacturer of membrane filtration and solids separation equipment, New Logic International Inc., (New Logic) of Emeryville, CA has now several new and existing projects with major high solid inorganic chemical producers for the use of its technology. New Logic’s Vibratory Shear Enhanced Process (VSEP) is being used for the dewatering of high solid inorganic chemical streams and recovery of ...


    By New Logic Research, Inc.

  • VSEP recovers fuel and creates a clean water stream that exceeds discharge requirements

    Fuel storage tank bottom water (FSTBW) is one of several types of petroleum contaminated wastewater sources that can be treated using V✧SEP technology. The source of FSTBW, as suggested by its name, is simply water that separates from petroleum products that are being stored and transported in large quantities. This water that is periodically removed from the storage tanks in order to be ...


    By New Logic Research, Inc.

  • VSEP helps meet discharge guidelines, recycles water and improves mine economics

    Since their development as lab filters in the early 1960s, polymeric membranes have grown in the number of uses at exponential rates. Membrane architecture and process design itself has undergone significant advancement. A unique membrane filtration system, known as V✧SEP (Vibratory Shear Enhanced Process), was developed by New Logic of Emeryville California. The technology employs ...


    By New Logic Research, Inc.

  • VSEP helps box and bag plant meet discharge limits and pre-concentrates starch prior to evaporation

    The manufacture of corrugated boxboard and paper bags is a major industry in the United States and elsewhere. There are about 1,500 corrugated box plants and a similar number of bag plants in the United States. Because of its relatively low cost and high strength characteristics, corrugated board has become the prime structural material for the manufacture of boxes and shipping containers. ...


    By New Logic Research, Inc.

  • Cobalt and its compounds

    Abstract Cobalt is a compound that occurs in nature. It occurs in many different chemical forms. Pure cobalt is a steel-gray, shiny, hard metal. Cobalt used in industry is imported or obtained by recycling scrap metal that contains cobalt. It is used to make alloys (mixtures of metals), colored pigments, and as a drier for paint and porcelain enamel used on steel bathroom fixtures, large ...


    By Valahia University

  • Applying & Testing Waste Management Quick Wins

    Executive Summary This project was to implement and test construction waste recovery Quick Wins (QWs) on several case study projects on behalf of the construction team at the Waste & Resources Action Programme (WRAP), to investigate construction waste streams and analyse the management and disposal process. The aim was to explore a range of possibilities and best practice options available ...

  • How Will GHS Affect You?

    Regulatory compliance is a major concern for all of us and this is an especially revolutionary time in terms of environmental health and safety compliance. The adoption of the Globally Harmonized System (GHS) is the hot topic of discussion, both domestically and internationally. SiteHawk recently attended the American Society of Safety Engineers (ASSE) hosted teleconference discussing the United ...


    By SiteHawk

  • Vehicular Emission (Air Quality) Monitoring Study in Lagos, Nigeria

    INTRODUCTION On October 12, 2006 residents around Lagos Metropolis woke up, to their wonderment, to a hazy atmosphere which was very unusual to Lagosians and indeed to so many people. Many were lost as to what was happening. Some schools, especially around ...

  • Dallas Contracting Co., Inc. Completes Demolition Services at Site in New Jersey

    Dallas Contracting Co., Inc. was contracted by a large developer to demolish all structures at a site in New Jersey. The site consisted of a large farm style house, barns and sheds. Demolition contracting services included the demolition and remove all structures, concrete floors, slabs, footings and foundations. Instead of demolishing the one large barn, Dallas Contracting dismantled and ...


  • Sustainable waste cooking oil systems supporting reuse such as Bio-fuels

    Waste cooking oil has great potential to be used as bio-fuel. What is not well known is that oil leaks carry risks of contamination and disease - proper storage is essential. OverviewWaste cooking oil is a valuable commodity reused in a variety of markets. In the United Kingdom, the developing markets for reuse of this waste oil is bio-fuel, which is fuel used for heating and diesel. ...


  • Treatment of ship sludge oil using a plasma arc waste Destruction system (PAWDS)

    The Plasma Arc Waste Destruction system (PAWDS) uses a plasma torch to quickly gasify solid  waste on board ships. Developed under the support of the US Navy, this compact one deck system has been in commercial operation on board a cruise ship for more than three years. With the support of Carnival Cruise Lines and the National Research Council of Canada, the PAWDS was recently modified in ...


    By PyroGenesis Canada Inc.

  • The production of biofuels and renewable chemicals by fast pyrolysis of biomass

    Bio-energy can provide more renewable energy requirements than any other technology. This paper focuses on fast pyrolysis as the only thermal process that directly delivers a high yield of liquid. This can be used on site or transported to centralised facilities for utilisation. This offers the potential for optimisation, greater economies of scale and exploitation of bio-refineries. The overall ...


    By Inderscience Publishers

  • Clean production in stone cutting industries

    The stone cutting industry uses high volume of water for cooling purposes and produces large volume of sludge. The disposal of both the wastewater and the sludge to a solid waste disposal site is costly and environmentally unacceptable. Wastewater and sludge from stone cutting industries in Jordan has been characterised and reused in various processes. Stone cutting industries can be modified to ...


    By Inderscience Publishers

  • Transportation and market feasibility analysis for innovative coal combustion by-products: WoodBrik in Greenbrier County, West Virginia

    This paper outlines a transportation and market feasibility study performed in support of Western Greenbrier Co-Generation, LLC's participation in the first Department of Energy Clean Coal Initiative. Western Greenbrier Co-Generation, LLC is a unique company formed by three local city councils to support the development of clean coal technologies in Greenbrier County, West Virginia. The study ...


    By Inderscience Publishers

  • Determination of the thermal conductivity of shredded tyres by utilising a hot plate apparatus

    This paper presents the study of thermal conductivity of shredded tyre at varying temperature gradient. To accomplish this objective, laboratory tests have been conducted to determine the heat transfer properties of the materials that compose tyres (i.e., tyre rubber and wires) by using a hot-plate apparatus. A hot plate was adopted by the American Society for Testing and Materials (ASTM) as a ...


    By Inderscience Publishers

  • Leaching of milled asphalt pavement amended with waste to energy ash

    The environmental suitability of using Waste-to-Energy (WTE) ash as a partial substitute for aggregate in hot-mix asphalt concrete was investigated using a series of leaching lysimeters. Eight samples of processed asphalt concrete manufactured with 25% by weight WTE ash as aggregate were leached using stainless steel lysimeters. A ninth lysimeter contained asphalt without WTE ash. Simulated ...


    By Inderscience Publishers

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