公开(公告)号：WO2019135026A1

公开(公告)日：2019-07-11

申请号：PCT/FI2019/050001

申请日：2019-01-03

Applicant: UDESIGNIT OY

Inventor： JUSLIN, Mårten

IPC: B28B11/04 ,  B28B19/00 ,  E01C5/06 ,  E01C11/22 ,  E01C11/24 ,  E01C19/12 ,  E01C23/02 ,  E01F9/535 ,  E01F9/541 ,  E01F9/518 ,  E01F9/60 ,  E04G23/02 ,  C04B41/45 ,  C09D5/33 ,  B05D3/00 ,  B05D5/00

Abstract: The invention relates to a method and an apparatus for treating an object (4) comprising concrete, asphalt and/or porous metal such as galvanized iron. The method comprises at least the following steps: - subjecting the object (4) to underpressure and thereby removing water and other substances from pores, cracks and/or other openings of the object; - immersing the object (4) completely or partially in primer; - applying the primer to the pores, cracks, and/or other openings the object (4), thereby reducing porosity of the object to be treated. The invention is suitable for surface treatment of, for example, objects (4) of traffic environment, such as concrete street curbs (4) and road surfaces.