wood chip Articles

  • Concentrations of organic wood preservatives in wood chips produced from wood wastes

    We investigated the concentrations of wood preservatives in the wood chips produced in wood-waste processing facilities in 1988, 1998–1999, and 2001–2002. Among the wood preservatives used in the past in Japan, halophenols, including PCP, chlordane, and chlorpyrifos, had comparatively high detection rates and high average concentrations in the wood chips produced in 2001–2002. Aldrin and endrin ...


    By Springer

  • Denitrification in wood chip bioreactors at different water flows

    Subsurface drainage in agricultural watersheds exports a large quantity of nitrate-nitrogen (NO3–N) and concentrations frequently exceed 10 mg L–1. A laboratory column study was conducted to investigate the ability of a wood chip bioreactor to promote denitrification under mean water flow rates of 2.9, 6.6, 8.7 and 13.6 cm d–1 which are representative of flows entering subsurface drainage tiles. ...

  • Turning wood chips and sawdust into a valuable solid fuel

    RUF briquetting units are the economical solution for the processing of wood chips and sawdust. Where timber is planed, turned and sanded, manufacturers end up with large quantities of wood chips and sawdust. By briquetting this material, you can recover a valuable solid fuel. Where large quantities are produced, the single briquette pressing system developed by RUF GmbH is the most economical ...

  • Megawatt out of chips

    König + Neurath AG, one of the leading European office furniture manufacturers, in Karben near Frankfurt/Main besides other materials process derived timber products such as chipboards and multiplex boards to produce office furniture for nearly any furnishing purpose. The resulting wood residues are not discharged but processed to become combustible by means of which the complete heating and ...


  • Mesquite wood chips (Prosopis) as filter media in a biofilter system for municipal wastewater treatment

    The biofiltration system over organic bed (BFOB) uses organic filter material (OFM) to treat municipal wastewater (MWW). This study evaluated the performance of a BFOB system employing mesquite wood chips (Prosopis) as OFM. It also evaluated the effect of hydraulic loading rates (HLRs) in order to achieve the operational parameters required to remove organic matter, suspended material, and ...


    By IWA Publishing

  • Case study - Renewable Fish & Chips Ltd Project

    Biomass Energy, Mawera FU-850 RIA-B Plant 850KW Heat 1200 tonnes of wood chip per year 2,500,000 KWHRS 900 Tonnes of Carbon Saving. Funded by Scottish Biomass Support Scheme. The project was to provide energy in the form of hot water provided originally by oil. The plant was finally opened on the 2nd of May 2008 by The Dr Bob McIntosh Forestry Commission and John Mathew MSP ...


    By Mawera (UK) Ltd

  • Detection of PCBs in wood

    MATRIX: Wood, reduced to fine shavings or sawdust ANALYTE: Polychlorinated biphenyls (PCB) LIMIT OF DETECTION: 2 ppm as Aroclor 1260 MATERIALS: PCB EnSys 12T Soil Test System, Equipment: Tools for reducing wood to fine particles (refer to sample treatment section below). SAMPLE ...


  • Detection of pentachlorophenol in wood

    MATRIX: Wood, reduced to fine shavings or sawdust ANALYTE: Pentachlorophenol (PCP) RANGE OF DETECTION: 1 to 100 ppm MATERIALS: Pentachlorophenol RaPID AssayÒ Kit and Sample Diluent Reagents: acetonitrile (pesticide grade). Equipment: reciprocating shaker, plastic bottles (polypropylene or high density ...


  • Briquetting systems for wood and metal

    Almost 30 years ago the Zaisertshofen-based RUF GmbH & Co. KG specialized in the development and production of briquetting systems. What started with a press for briquetting bark, has become a versatile and internationally active company over the years. RUF GmbH & Co. KG manufacture their briquetting systems in Germany. Their manufacturing and design divisions make it possible to respond ...

  • Wood waste product

    A landfill needed a way to reduce their waste stream volume, increase the life of their landfill, and recover a recyclable, marketable product. Wood and yard waste material comprise up to 20% of their entire waste stream volume. Processing and recycling this material will extend the life of the landfill by 20 years. They chose WSM's Model 4864BH Horizontal Hogging System with a customized feed ...

  • Waste Wood Case History

    The Customer The Company is a leader in the development and implementation of state of the art timber gasification. The Process The Company uses a gasification process that breaks down different types of waste wood such as wood chips, pallets, sawdust and other non-virgin wood and converts it into a clean producer gas. The producer gas fuels the turbine ...

  • A pannell of chipping experts perseverance, service and dependability are hallmarks for Oklahoma-based Pannell Chipping, Inc.

    While logging and landclearing professionals as a whole have often been broadly - and inaccurately - portrayed as anti-conservators of the land, one segment of that profession, chipping companies, have suffered disproportionately. Presented as insensitive to the benefits of good forestry, they have had to literally fight to prove that they are indeed good stewards of the land, providing a ...


  • Wood Recycling Firms Shift Markets

    In 1995, Apollo Wood & Metal was one of the many wood processors in southern California struggling to survive the downturn in the cogeneration business. Today, Apollo, located in Fontana (about 40 miles east of Los Angeles), is an entirely different company. It has a new name, Apollo Wood Recovery, and a different market: medium density fiberboard (MDF). In fact, the only thing that hasn’t ...


    By BioCycle Magazine

  • Michigan logger builds new chip fleet with Titan Trailers

    With successful operations already running in excavation and logging, Jim Carey was in no hurry to add new chip trailers to the fleet for his growing biomass business. He took his time to decide where he could expect to get the best return on his latest investments. “When we got into the chipping business four years ago, we bought reconditioned multi-axle trailers to get started. We had ...


    By Waste Advantage Magazine

  • Ring Die Wood Pellet Machine

    Author: Alva R. Email: biopelletmachine@gmail.com Website: www.biopelletmachine.com skype: sophia-ren717 TAGS: wood pellet mill,wood pellet machine, ring die wood pellet mill,large wood pellet mill,pellet mill manufacturer,pellet mill price This MKLH ring die pellet ...


  • 5 Essential Wood Chipper Safety Tips

    If you use a wood chipper around your property, then you know what powerful machines they are. For cleaning up brush piles and making valuable wood chip mulch, using a wood chipper is often the easiest and most effective method. But with great power comes great responsibility. In this case, it is your responsibility to stay safe when using your wood chipper. Here are some easy ways to prevent ...


    By DR Power Equipment

  • Wood pellet research program and summary results

    BBRG’s vision is to create a comprehensive design package for pelleting technology, said Shahab Sokhansanj. “It will contain engineering data and procedures for procuring biomass, [and for] producing and delivering pellets as a choice feedstock to the emerging bioindustry.” He said he would debate the statement made earlier that morning that biomass is not a mature technology: “We need to improve ...

  • Wood sawdust dryer machine from Fote Machinery

    The advantages of rotary drum sand dryer are as follows: 1. High technical content, self insulation cylinder body, 80% thermal efficiency (single- cylinder dryer is only 35%), coal saving is 68% than single-cylinder dryer and output increases 100%. 2. The length is good for technical layout, 60% shorter than single-cylinder dryer. Also it’s ...


    By Fote Machinery

  • What is the Difference between Wood Pellets and Corn Pellets?

    Electric, gas and oil are the traditional methods to heat the house, while they are very expensive. Now the alternative sources such as wood and corn pellets are emerging. These alternative sources of fuel are both environmental friendly and renewable. In the battle of fuel sources, each choice has its own advantages and disadvantages.       The word corn ...


  • Wood products company weathers the economic storm

    Working harder on improving systems, packaging efficiencies and product diversification, company carves out a path to broaden operations. AMID the economic slowdown, Rivard Companies in East Bethel, Minnesota has chosen to view these times not so much as problematic but rather as a time to rethink strategies. This has meant broadening the scope of their operation through new products and new ...


    By BioCycle Magazine

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