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US 12,545,861 B2Granted
Method and composition
AssigneeFor Spills Ltd.
InventorDavid Lilly
Life of this patent
Estimating the term…
Abstract
A method for removing grease, oil or fat from a floor comprises applying expanded perlite particles in dry form to the floor and brushing said perlite across the affected area to strip or scour the grease, oil or fat, without applying water. The particle size of the perlite may be small, for example it may be the case that at least 90% by weight of the perlite has a particle size of less than 700 microns or less than 200 microns.
Claims11
A method for removing grease, oil or fat from a floor, comprising:
- applying expanded perlite particles in dry form to the floor;
- brushing the expanded perlite particles across an affected area to strip or scour grease, oil or fat from the floor, without applying water,
- wherein the expanded perlite particles remove grease, oil or fat from the floor;
- and
- removing the expanded perlite particles from the floor,
- wherein at least 50% by weight of the expanded perlite particles have a particle size of up to 700 microns.
3 more elements
A method for removing grease, oil or fat from a floor, comprising:
- applying a composition in dry form to the floor;
- brushing the composition across an affected area to strip or scour grease, oil or fat from the floor, without applying water, wherein the composition removes grease, oil or fat from the floor;
- and
- removing the composition from the floor,
- wherein at least 90% by weight of the composition is expanded perlite particles.
2 more elements
Dependencies are inferred from the claim text.