Patent application 13966448 (US), filed 2013-08-14
Publication number: US20130330520A1
Title: HEARTH ROLL HAVING EXCELLENT MN BUILD-UP RESISTANCE, THERMAL SHOCK RESISTANCE, AND ABRASION RESISTANCE, AND THERMAL SPRAY MATERIAL THEREFOR
CPC codes: F27B   9/2407
Y10T 428/24628
C23C   4/11
C21D   1/00
C21D   9/56
C23C   4/02
C23C   4/04
C23C   4/06
F27D   3/026
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
Prior art cited: ref_id: 6576354
ref_type: patent
severity: obviousness
ref_id: 6572518
ref_type: patent
severity: obviousness
Final disposition: pending (2015-10-16)