Method for spraying chemical solution

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12258709
APP PUB NO 20230183922A1
SERIAL NO

17999030

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Abstract

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A chemical solution spraying method for spraying a chemical solution onto a canvas K1 has a loop shape in a side view while reciprocating two nozzle devices S at the same speed along rail L extending in a width direction of canvas K1 with respect to canvas K1, in which time period Tc during which canvas K1 is in contact with wet paper X is 0.03 seconds or more, time period Tn required for nozzle devices S to each one-way move is 0.5 to 10 minutes, traveling speed Vp of canvas K1 is 500 m/min or more, length K of canvas K1 is 20 to 80 m, a number of times of contact N of any point on a surface of canvas K1 with wet paper X during time period Tn, time period Tn, traveling speed Vp, and length K satisfy a relationship of N=(Tn·Vp)/K, under predetermined conditions.

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Patent Owner(s)

Patent OwnerAddress
MAINTECH CO LTD6-5 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 100-0005

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagatsuka, Tomohiko Fuji, JP 9 6
Sekiya, Hiroshi Tokyo, JP 62 350
Suga, Ayano Tokyo, JP 6 2
Yusa, Kazuyujki Fuji, JP 2 0

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