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Browsing by Subject "Sulphate pulping process"
Now showing items 1-20 of 24
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1916-02-23)
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(1987-09-02)Non-process elements are present in all kraft recovery systems. Non-process elements are defined as those elements which are not essential to the chemical process, i.e., are neither active pulping chemicals (e.g., Na ...
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1962-09)
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(1995-09-26)Production of dry particles made of titanium dioxide powder and black liquor is the first step in a newly proposed black liquor treatment process (Frederick et. al., 1992). This work investigates the granulation proces ...
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1955-03)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1960-04)
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(1987-10-21)This work is part of a larger project dealing with nonprocess element (NPE) behaviour in chemical pulping processes. Nonprocess elements are defined as those elements which are not essential to the chemical process, ...
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(2001-05-01)Most metal ions have negative impacts on pulp mill operations. The concentrations of metal ions on pulp fibers and in washwaters rise significantly with increased wastewater recycling. The development of technology to ...
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(1976-05-10)Douglas-fir wood chips from Oregon were pulped with kraft green liquor to produce semi-chemical pulps with properties suitable for the manufacture of corrugating medium. The effects of five cooking variables were stud ...
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(2010-09-08)Several additives have been used in research and on an industrial scale to improve the pulp yield and to increase the rate of delignification. One such additive is 1,4- dihydro- 9,10-dihydroxyanthracene (DDA), also ca ...
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1956-03)
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(Forest Products Laboratory, U.S. Forest Service, 1921)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1960-09)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1960-03)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1961-10)
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(Madison, Wis.: Forest Products Laboratory, U.S. Forest Service, 1920)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1960-06)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1961-12)
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(Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1961-07)
Now showing items 1-20 of 24
