E01C23/02 - CPC Classification

Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces Devices for making, treating or filling grooves or like channels in not-yet-hardened paving, e.g. for joints or markings ; Removable forms therefor ; Devices for introducing inserts or removable insert-supports in not-yet-hardened paving

• E01C23/021 » {Removable, e.g. reusable, forms for grooves or like channels ; Installing same prior to placing the paving } 3
• E01C23/023 » {Removable joint-body supports ; Installing joint or like bodies, e.g. waterstops, prior to placing the paving } 1
• E01C23/025 » {Making or working grooves or like channels in laid paving, e.g. smoothing groove edges } 33
• E01C23/026 » {Introducing preformed inserts into or filling grooves or like channels in laid paving, with or without concurrent making or working of groove or channel, e.g. filling groove with semi-plastic material } 24
• E01C23/028 » {Positioning or producing markings, e.g. by forcing marking materials into the surface, by scoring} 11

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