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A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
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| Number | Title | Issue Date |
| 7473348 | Diesel oil from residues by catalytic depolymerization with energy input from a pump-agitator system Production of diesel oil from hydrocarbon-containing residues in an oil circuit with solids separation and product distillation for the diesel product with energy input by means of pumps and counterrotating agitators and by the use of fully crystallized catalysts of... | 01/06/2009 |
