Patent application 14088942 (US), filed 2013-11-25
Publication number: US20140069625A1
Title: METHOD AND EQUIPMENT FOR HEAT RECOVERY
CPC codes: C25C   3/22
F24H   8/00
Y02P  10/25
F27D  17/22
F27D  17/28
F28D  21/0003
F28F   1/02
F28F   1/30
Y02B  30/00
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
Prior art cited: ref_id: 5676715
ref_type: patent
severity: obviousness
ref_id: 4526112
ref_type: patent
severity: obviousness
ref_id: 2462136
ref_type: patent
severity: obviousness
ref_id: 4976310
ref_type: patent
severity: obviousness
ref_id: 4339249
ref_type: patent
severity: obviousness
ref_id: 20020131921
ref_type: patent
severity: obviousness
ref_id: 20060237305
ref_type: patent
severity: obviousness
Final disposition: pending (2015-10-16)