In-furnace level meter and antenna therefore

Details In-furnace level meter and antenna therefore In-furnace level meter and antenna therefore

1991-02-22

1992-09-15

Hellner, Mark

Communications: directive radio wave systems and devices (e.g.,

Determining distance

Material level within container

343907, G01F 2300

Patent

active

051481774

ABSTRACT:
An in-furnace level meter for measuring a slag level, or the like, in a convertor, and an antenna used therefore. An antenna position is controlled so that the distance between the antenna inserted in the convertor and the slag level can be established to be constant or within a predetermined range. A water-cooled structure antenna is used as the antenna.

REFERENCES:
patent: 3701518 (1972-10-01), Herff
patent: 4044356 (1977-08-01), Fournier
patent: 4210023 (1980-07-01), Sakamoto et al.
patent: 4332374 (1982-06-01), Kremer
patent: 4442513 (1984-04-01), Mead
patent: 4933916 (1990-06-01), May et al.
patent: 4940015 (1990-07-01), Kobashi et al.

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