Controlled-rate liquid dispenser

Details Controlled-rate liquid dispenser Controlled-rate liquid dispenser

1976-05-10

1981-09-01

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Processes

Involving slow diffusion

239 44, A61L 900

Patent

active

042867541

ABSTRACT:
Liquid is dispensed at a uniform rate over an extended period of time through use of a distinctive wicking structure that comprises a matrix of closely packed, solid particles bonded together with a bonding material that only partially fills interstices between the particles and thereby leaves a uniform interconnected network of pores.

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patent: 2596659 (1952-05-01), D'Eustachio
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patent: 3652197 (1972-03-01), Tokarz
patent: 3753500 (1973-08-01), Voegeli
patent: 3770199 (1973-11-01), Hoek et al.
patent: 3978176 (1976-08-01), Voegeli

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