A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
21/7
A61L 2/00 (2006.01) A01M 13/00 (2006.01) A23L 3/3409 (2006.01) A61L 2/20 (2006.01)
Patent
CA 1313020
RENTOKIL LIMITED Abstract "Treatment of Materials" A method and apparatus for treating a material with gas or vapour, especially a fumigant, comprises a sealable enclosure device, a pump which may have an inlet for the agent and a heat reservoir, and a long flexible hose to allow the enclosure to be evacuated after treatment and the effluent discharged outside the premises where the material is treated.
568203
Fetherstonhaugh & Co.
Rentokil Limited
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