公开(公告)号：US3528861A

公开(公告)日：1970-09-15

申请号：US3528861D

申请日：1968-05-23

Applicant: UNITED AIRCRAFT CORP

Inventor： ELAM RICHARD C ,  PETRUSHA JOHN A ,  TALBOOM FRANK P JR

IPC: C23C14/16 ,  C23C14/58 ,  C23F17/00 ,  B21C23/22 ,  C22F1/10

CPC classification number: C23C14/5806 ,  C22C19/03 ,  C22C19/07 ,  C22F1/08 ,  C22F1/10 ,  C23C14/16 ,  C23C14/58 ,  C23C14/5886 ,  C23F17/00

公开(公告)号：US3676085A

公开(公告)日：1972-07-11

申请号：US3676085D

申请日：1971-02-18

Applicant: UNITED AIRCRAFT CORP

Inventor： EVANS DENNIS J ,  ELAM RICHARD C

IPC: C22C19/07 ,  C23C14/16 ,  C22C19/00 ,  B32B15/00

CPC classification number: C23C14/16 ,  C22C19/07 ,  Y10T428/12861 ,  Y10T428/12931

Abstract: THE OXIDATION-EROSION AND SULFIDATION RESISTANCE OF THE NICKEL-AND COBALT-BASE SUPERALLOYS IS MARKEDLY IMPROVED THROUGH THE USE OF A COATING CONSISTING OF COBALT,CHROMIUM, ALUMINUM AND AN ACTIVE METAL SUCH AS YTTRIUM, PARTICULARLY AT THE COMPOSITION, BY WEIGHT, BY OF 15-40 PERCENT CHROMIUM, 10-25 PERCENT ALUMINUM, .01-5 PERCENT YTTRIUM, BALANCE COBALT.

公开(公告)号：US3594219A

公开(公告)日：1971-07-20

申请号：US3594219D

申请日：1969-02-24

Applicant: UNITED AIRCRAFT CORP

Inventor： MAXWELL DOUGLAS H ,  ELAM RICHARD C

IPC: C23C4/08 ,  C23C10/02 ,  C23C9/00

CPC classification number: C23C4/08 ,  C23C10/02 ,  Y10T428/12743 ,  Y10T428/1275

Abstract: THE METHOD OF COATING THE SUPERALLOYS WHEREIN THE SUBSTRATE IS FIRST COATED WITH A LOW MELTING EUTECTIC-TYPE ALLOY CONSISTING PREDOMINATLY OF ELEMENTS THAT FORM STABLE ALUMINIDES AND SUBSEQUENTLY ALUMININZING THE COATED SUBSTRATE.