SE102860C1SE69837ASE69837ASE102860C1SE 102860 C1SE102860 C1SE 102860C1SE 69837 ASE69837 ASE 69837ASE 69837 ASE69837 ASE 69837ASE 102860 C1SE102860 C1SE 102860C1
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SE
Sweden
Application number
SE69837A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to SE69837ApriorityCriticalpatent/SE102860C1/xx
Publication of SE102860C1publicationCriticalpatent/SE102860C1/xx
D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
D21F9/00—Complete machines for making continuous webs of paper
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
D21H13/36—Inorganic fibres or flakes
D21H13/38—Inorganic fibres or flakes siliceous
D21H13/40—Inorganic fibres or flakes siliceous vitreous, e.g. mineral wool, glass fibres
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution