Rotationally symmetrical article with properties varying over th

Details Rotationally symmetrical article with properties varying over th Rotationally symmetrical article with properties varying over th

1995-08-01

1997-03-18

Jordan, Charles T.

Stock material or miscellaneous articles

All metal or with adjacent metals

Having metal particles

428551, 428552, B22F 500

Patent

active

056131879

ABSTRACT:
A rotationally symmetrical preform (1) is made by atomizing molten metal by means of a gas jet in a nozzle and by deposition of the droplets on a suitable substrate, wherein at least two independent nozzles (2,3) are arranged so that their droplet streams (4,5) overlap and are directed onto a substrate (6) of circular cross-section, and wherein insoluble particles are injected either into the first or into the second droplet stream (4 or 5) or wherein different types of particles are injected into the first and the second droplet stream (4,5).

REFERENCES:
patent: 4674554 (1987-06-01), Feest
patent: 4681772 (1987-07-01), Rairden
patent: 4820358 (1989-04-01), Chang
patent: 4911625 (1990-03-01), Begg et al.
patent: 5164347 (1992-11-01), Kennedy et al.
patent: 5240672 (1993-08-01), Yang
patent: 5253697 (1993-10-01), LaJoye et al.

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