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Publication of NL17465CpublicationCriticalpatent/NL17465C/xx
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C11/00—Regeneration of pulp liquors or effluent waste waters
D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
C—CHEMISTRY; METALLURGY
C01—INORGANIC CHEMISTRY
C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B32/00—Carbon; Compounds thereof
C01B32/30—Active carbon
C01B32/312—Preparation
C01B32/318—Preparation characterised by the starting materials
C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
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Chemical & Material Sciences
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Engineering & Computer Science
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Organic Chemistry
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Environmental & Geological Engineering
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Materials Engineering
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Inorganic Chemistry
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Solid-Sorbent Or Filter-Aiding Compositions
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