Inventor
CHANDLEY GEORGE D
US27 patents
⚠️ This page may combine multiple inventors who share the name “CHANDLEY GEORGE D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITCHINER MANUFACTURING CO
13 patentsUS5299619AApr 5, 1994
Method and apparatus for making intermetallic castings
HITCHINER MANUFACTURING CO69 citations96
US5042561AAug 27, 1991
Apparatus and process for countergravity casting of metal with air exclusion
HITCHINER MANUFACTURING CO57 citations96
US4340108AJul 20, 1982
Method of casting metal in sand mold using reduced pressure
HITCHINER MANUFACTURING CO75 citations93
US6453976B1Sep 24, 2002
Lost foam countergravity casting
HITCHINER MANUFACTURING CO20 citations92
US5607007AMar 4, 1997
Directional solidification apparatus and method
HITCHINER MANUFACTURING CO37 citations92
US5303762AApr 19, 1994
Countergravity casting apparatus and method
HITCHINER MANUFACTURING CO24 citations92
US4651799AMar 24, 1987
Vented casting molds and process of making the same
HITCHINER MANUFACTURING CO41 citations92
US4112997ASep 12, 1978
Metal casting
HITCHINER MANUFACTURING CO48 citations92
US4589466AMay 20, 1986
Metal casting
HITCHINER MANUFACTURING CO30 citations90
US4606396AAug 19, 1986
Sand mold and apparatus for reduced pressure casting
HITCHINER MANUFACTURING CO35 citations89
US6004368ADec 21, 1999
Melting of reactive metallic materials
HITCHINER MANUFACTURING CO22 citations88
US5146973ASep 15, 1992
Countergravity casting method and apparatus
HITCHINER MANUFACTURING CO18 citations74
US4532976AAug 6, 1985
Gas permeable metal casting mold having gas collection voids
HITCHINER MANUFACTURING CO16 citations74
GEN MOTORS CORP
8 patentsUS5271451ADec 21, 1993
Metal casting using a mold having attached risers
GEN MOTORS CORP26 citations91
US6189598B1Feb 20, 2001
Lost foam casting without fold defects
GEN MOTORS CORP18 citations84
US4874029AOct 17, 1989
Countergravity casting process and apparatus using destructible patterns suspended in an inherently unstable mass of particulate mold material
GEN MOTORS CORP23 citations82
US4977948ADec 18, 1990
Countergravity casting apparatus and method using elastomeric sealing gasket and cooled vacuum chamber
GEN MOTORS CORP19 citations74
US4957153ASep 18, 1990
Countergravity casting apparatus and method
GEN MOTORS CORP17 citations74
US4858672AAug 22, 1989
Countergravity casting apparatus and method
GEN MOTORS CORP9 citations74
US5161604ANov 10, 1992
Differential pressure, countergravity casting with alloyant reaction chamber
GEN MOTORS CORP9 citations66
US4862946ASep 5, 1989
Vacuum countergravity casting apparatus and method
GEN MOTORS CORP5 citations63
METAL CASTING TECH
5 patentsUS4791977ADec 20, 1988
Countergravity metal casting apparatus and process
METAL CASTING TECH43 citations92
US6283195B1Sep 4, 2001
Passivated titanium aluminide tooling
METAL CASTING TECH29 citations88
US5340419AAug 23, 1994
Method and apparatus for densifying an article
METAL CASTING TECH12 citations73
US4982777AJan 8, 1991
Countergravity casting method and apparatus
METAL CASTING TECH19 citations73
US4754798AJul 5, 1988
Casting metal in a flowable firmly set sand mold cavity
METAL CASTING TECH11 citations71