Welsbach burner

American  

[welz-bak, -bahk, vels-bahkh] / ˈwɛlz bæk, -bɑk, ˈvɛls bɑx /

Trademark.

1. a brand of gaslight consisting essentially of a Bunsen burner on which an incombustible mantle Welsbach mantle composed of thoria and some ceria becomes brilliantly incandescent when exposed to flame.

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Welsbach burner British  

/ ˈwɛlzbæk, ˈvɛlsbax /

noun

1. a type of gaslight in which a mantle containing thorium and cerium compounds becomes incandescent when heated by a gas flame

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Etymology

Origin of Welsbach burner

C19: named after Carl Auer, Baron von Welsbach (1858–1929), Austrian chemist, who invented it

Example Sentences

See Examples For:

Welsbach burner

If, for instance, our light is a Welsbach burner, giving an intense and comparatively white light, we will find that a normal negative will print too flat if exposed at one foot.

From Bromide Printing and Enlarging A Practical Guide to the Making of Bromide Prints by Contact and Bromide Enlarging by Daylight and Artificial Light, With the Toning of Bromide Prints and Enlargements by Tennant, John A.

When Neale turned out his Welsbach burner and rolled into bed, he encountered a strange, new sensation, an immense relief just to lay himself down, and to have darkness about him.

From Rough-Hewn by Canfield, Dorothy

Describe the structure of an ordinary kerosene lamp-burner, an argand burner, a Welsbach burner.

From Commercial Geography A Book for High Schools, Commercial Courses, and Business Colleges by Redway, Jacques W. (Jacques Wardlaw)

Kennedy had already been intently looking at the Welsbach burner overhead, which had been flickering incessantly.

From The Dream Doctor by Reeve, Arthur B. (Arthur Benjamin)