Method of making fine grained castings

Details Method of making fine grained castings Method of making fine grained castings

1997-08-29

1999-11-16

Batten, Jr., J. Reed

Metal founding

Process

Shaping a forming surface

1641571, 164523, B22D 2704, B22D 2720

Patent

active

059839830

ABSTRACT:
A mould is provided having a surface which defines a mould cavity, and the mould surface includes on at a least part thereof a compound comprising a nucleation agent. The mould is heated. A metal heated to a temperature 0-15.degree. C. above the liquidus temperature is poured into the heated mould cavity and the molten metal is solidified in the mould cavity.

REFERENCES:
patent: 3019497 (1962-02-01), Horton et al.
patent: 3157926 (1964-11-01), Horton et al.
patent: 3158912 (1964-12-01), Schweikert
patent: 3259948 (1966-07-01), Feagin
patent: 3415307 (1968-12-01), Schuh et al.
patent: 3450189 (1969-06-01), MacDonald
patent: 4550761 (1985-11-01), Moore
patent: 5249619 (1993-10-01), Meacock, II et al.
patent: 5314000 (1994-05-01), Wang et al.
"Investment-cast superalloys challenge wrought materials" from Advanced Materials and Process, No. 4, 1990, pp. 107-108.
"Solidification Processing", McGraw-Hill 1974, editors B.J. Clark and M. Gardner, pp. 154-157 and 172-174.
"Phase Transformations in Metals and Alloys", Van Nostrand Reinhold, 1981, D.A. Porter, p. 234.
Nazmy et al., The effect of advanced fine grain casting technology on the static and cyclic properties of IN713LC. Conf: High temperature materials for power engineering 1990 Kluwer Adademic Publishers 1990 pp. 1397-1404.
Bouse & Behrendt. Mechanical properties of Microcast-X alloy 718 fine grain investment castings. Conf: Superalloy 718: Metallurgy and applications 1989. Publ:TMS pp. 319-328.
Abstract of U.S.S.R. Inventor's Certificate 1306641 Published Apr. 30, 1987.
WPI Accession No. 85-090592/85 & Abstract of JP 60-40644 (KAWASAKI) Published Mar. 4, 1985.
WPI Accession No. 81-06485D/81 & Abstract of JP 55-149747 (SOGO) Published Nov. 21, 1980.
Fang, J: Yu, B Conference: High Temperature Alloys for Gas Turbines, 1982, Liege, Belgium, Oct. 4-6, 1982, Publ: D. Reidel Publishing Co., P.O. Box 17, 3300 AA Dordrecht, The Netherlands 1982 pp. 987-997.

Affiliated with

Also associated with

Rating

Method of making fine grained castings does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of making fine grained castings, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of making fine grained castings will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1311809