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Acoustical Floors, Inc. Patents |
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Assignee: Acoustical Floors, Inc.
Address: Hamel, MN
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4159912 |
Acoustical floor preparation and method |
July 3, 1979 |
| A fluid, self-leveling, sand-containing flooring preparation, and a method for its production and use. The flooring preparation includes 10 parts by weight of a calcium sulfate hemihydrate-rich composition, from 13 to about 30 parts by weight of sand, and sufficient water in the range of |
| 4075374 |
Floor preparation and method |
February 21, 1978 |
| A runny, watery, self-leveling slurry is disclosed for pouring of a floor having low sound transmissivity. The slurry includes pressure-calcined calcium sulfate hemihydrate, sand, a polymeric latex, an antifoam agent, and sufficient water to provide the slurry with a water-like consisten |
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