Industrial floor comprising a non-adhering wear layer on a concrete base
US5848504A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 9, 1996 |
| Grant date | Dec 15, 1998 |
| Priority date | — |
| Expiry date | Oct 9, 2016 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F15/12
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An industrial floor, comprising at least one covering layer on a new or existing concrete base, said covering being not bound to the concrete base and obtained from a composition based on at least one hydraulic binder, said floor further comprising, between the concrete base and the covering layer, from the upper face of the concrete base: (a) a smoothing layer enabling the flatness/roughness of said upper face to be less than 2 mm under a 2 meter rule; (b) on the smoothing layer, at least one separating layer for preventing the first covering layer from adhering to the smoothing layer on the base; (c) on the separating layer, at least one covering layer having a maximum of 30 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.