Legal status (The legal status 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 status listed.)
Expired
Application number
GB2294/56A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ontario Paper Co Ltd
Original Assignee
Ontario Paper Co Ltd
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 filed by Ontario Paper Co LtdfiledCriticalOntario Paper Co Ltd
Publication of GB796374ApublicationCriticalpatent/GB796374A/en
D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
D21F1/00—Wet end of machines for making continuous webs of paper
D21F1/48—Suction apparatus
D21F1/483—Drainage foils and bars
Landscapes
Paper
(AREA)
Abstract
796,374. White water drainage in Fourdrinier paper-making machines. ONTARIO PAPER CO., Ltd. Jan. 24, 1956 [Dec. 27, 1955], No. 2294/56. Class 96. Drainage of white water through the wirecloth 1 of a Fourdrinier paper-making machine is improved by blades or scrapers A, e.g. each having an angle of 30 degrees at the leading edge 10 and having a flat-topped portion at the front and a sloping trailing portion, followed by further scrapers B, e.g. each having a leading edge 10<SP>1</SP> of 60 degrees. Specifications 786,998 and 792,584 are referred to.
GB2294/56A1955-12-271956-01-24Means for improving drainage on paper machines
ExpiredGB796374A
(en)
Process for producing on a Fourdrinier machine of paper, cardboard, cardboard or similar fibrous material of an aqueous pulp with at least 96% water and a Fourdrinier machine for carrying out the method.
Improvements in or relating to means for feeding paper pulp, fibrous cellulose or the like to the wire cloth of paper-making, cellulosedewatering or like machines
Process for producing paper, cardboard, cardboard or similar fibrous materials from an aqueous pulp with at least 96% water and a Fourdrinier machine for carrying out the process.