Drain cleaner package

Special receptacle or package – With specified material for container or content – For content inhibitor or stabilizer

Patent

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Details

134 2213, 2065245, 252 90, 422 41, 422 42, 422 43, B65D 8584

Patent

active

044260032

ABSTRACT:
A drain cleaner package which reduces the hazards of handling a caustic material, such as sulfuric acid, or an aqueous alkali metal hydroxide solution in a container by providing a layer of immiscible liquid in the container above the caustic material. In a preferred embodiment, the container is a bottle with a narrowed neck.

REFERENCES:
patent: 52910 (1866-02-01), Taylor
patent: 686842 (1901-11-01), Byrnes
patent: 929610 (1909-07-01), Lilly
patent: 2170644 (1939-08-01), Nelson
patent: 3061549 (1962-10-01), Dickey
patent: 3533955 (1970-10-01), Pader et al.
patent: 3819036 (1974-06-01), Weldon
patent: 4348292 (1982-09-01), Ginn

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