E01F8/021 - CPC Classification Index

ClassID:

127949 ⎘

E01F8/021 - CPC Classification

Classification description:

Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic specially adapted for sustaining vegetation or for accommodating plants ; Embankment-type or crib-type noise barriers; Retaining walls specially adapted to absorb or reflect noise with integral support structure

Sub-classes:

E01F8/022 » {Crib-type } 4
E01F8/023 » {made of stacked or staggered elements, e.g. hollow} 5
E01F8/024 » {Beam-type, e.g. square-set} 1
E01F8/025 » {Gabion-type} 16
E01F8/026 » {Live wall, e.g. interlaced twines} 0

Recent Application in this class:

20060288657

2006-12-28

Structure, especially a slope-supporting structure and/or noise-barrier structure

20050279573

2005-12-22

Greened sound-absorbing structure