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Y10S165/054
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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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Y10S165/054
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Patents Grants
last 30 patents
Information
Patent Grant
Heat exchanger
Patent number
5,871,045
Issue date
Feb 16, 1999
BDAG Balcke-Durr Aktiengesellschaft
Markus Hirth
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Heat exchanger impingement protection
Patent number
4,142,578
Issue date
Mar 6, 1979
Exxon Research and Engineering Co.
Hosea E. Smith
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
3850231
Patent number
3,850,231
Issue date
Nov 26, 1974
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
3572430
Patent number
3,572,430
Issue date
Mar 23, 1971
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
3183967
Patent number
3,183,967
Issue date
May 18, 1965
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
2839276
Patent number
2,839,276
Issue date
Jun 17, 1958
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
2612350
Patent number
2,612,350
Issue date
Sep 30, 1952
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1990251
Patent number
1,990,251
Issue date
Feb 5, 1935
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1983194
Patent number
1,983,194
Issue date
Dec 4, 1934
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1921278
Patent number
1,921,278
Issue date
Aug 8, 1933
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1853628
Patent number
1,853,628
Issue date
Apr 12, 1932
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1823800
Patent number
1,823,800
Issue date
Sep 15, 1931
F22 - STEAM GENERATION
Information
Patent Grant
1740318
Patent number
1,740,318
Issue date
Dec 17, 1929
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1737564
Patent number
1,737,564
Issue date
Dec 3, 1929
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1648646
Patent number
1,648,646
Issue date
Nov 8, 1927
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1597479
Patent number
1,597,479
Issue date
Aug 24, 1926
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
1562682
Patent number
1,562,682
Issue date
Nov 24, 1925
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents