نتایج جستجو برای: paper wood
تعداد نتایج: 1763037 فیلتر نتایج به سال:
ABSTRACT: The growing worldwide demand in the pulp market has fostered research that evaluates alternative fiber sources with specific characteristics attend needs of consumer market, a view to add value final product and reduce production costs. Acacia mearnsii De Wild wood is by-product extraction tannin from trunk bark, used for firewood, charcoal pellets. However, its still poorly studied, ...
address to increasing demand for wood products and limited domestic resources, wood and wood products imports as one of the easily available and widespread ways in international context, is very important. among the policy on the imported wood market that is evident, apply a tariff and non-tariff barriers. know the reaction importers against the change priced is important to be determined and a...
This research was conducted in the west forest of Guilan, northern Iran. Data from various harvesting methods for 20 years were collected. Results showed that, productivity rate of round wood, pulp wood and fuel wood has had an upward trend, while rate of traditional products (lumber, sawn wood, charcoal, etc.) has had a downward trend. Production cost has been investigated in this research. Th...
Article history: Received 28 January 2015 Accepted 25 February 2015 Available online 6 March 2015
Adhesives products and demand for them in China are discussed in this paper with special emphasis on wood adhesives products in this decade. In 1994, the wood industries in China consumed more than 330,000 tons of adhesives. The estimated demand for wood adhesives will be more than 560,000 tons in the year 2000. The main wood adhesive used is urea-formaldehyde resin. Its consumption in 1994. wa...
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