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CPC
Y10S165/434
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GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10
USPC classification
Y10S
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10S165/00
Heat exchange
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Y10S165/434
Plural strips forming tubesheet
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Patents Grants
last 30 patents
Information
Patent Grant
Low to medium pressure high temperature all-ceramic air to air indi...
Patent number
6,206,603
Issue date
Mar 27, 2001
Robert G. Graham
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Low to medium pressure high temperature all-ceramic air to air indi...
Patent number
5,979,543
Issue date
Nov 9, 1999
Robert G. Graham
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
3627039
Patent number
3,627,039
Issue date
Dec 14, 1971
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
3129756
Patent number
3,129,756
Issue date
Apr 21, 1964
F22 - STEAM GENERATION
Information
Patent Grant
2941787
Patent number
2,941,787
Issue date
Jun 21, 1960
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1884210
Patent number
1,884,210
Issue date
Oct 25, 1932
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents