To carry out a treatment operation easily at the same time and to carry out more preferable and desirable treatment in the case of carrying out a treatment to the ground by putting a plurality of sheets side by side on the upper face of the ground and by jointing the sheets with one another.
A plurality of sheets 2, 2 are put side by side on the upper face of the ground 1 side. The each of the sheets 2 provides respectively an upper and a lower sheet 3, 4 and a resin layer 5 formed between the upper and the lower sheets 3, 4. On heat adhering the opposed edge part 4a and 4a of each lower sheets 4, 4, a thermoplastic resin tape 10 is joined so as to extend along the both opposed edge parts 4a and 4a and so as to across the upper face of both opposed edge parts 4a and 4a. The both opposed edge parts 4a, 4a and a resin tape 10 are made heated and melted by using a hot welding apparatus 9, at the same time by pressing 4a, 4a and 10 to the side of the ground 1 and to be welded each opposed edge parts 4a, 4a and the resin tape 10.
WATANABE SUMIO
IGUCHI MINORU
WATABE NAOTO
SHIODA KENJI
AKAI TOMOYUKI
KINJO RUBBER CO LTD
KASEI CO C I
YOKOHAMA RUBBER CO LTD
OSAKA PREFECTURE
| JPH09234443A | 1997-09-09 | |||
| JP2000257047A | 2000-09-19 | |||
| JP2001040640A | 2001-02-13 | |||
| JP2006026585A | 2006-02-02 |