Description
Class F28G : CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS
Subclass 1/00: Non-rotary, e.g. reciprocated, appliances (F28G 3/00 takes precedence)
F28G 1/00
Sub-Class
Stats
- 16 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 13 Total Patent Owners
- 126 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11549766 | Systems and methods of using cleaning robots for removing deposits from heat exchange surfaces of boilers and heat exchangers | Sep 25, 19 | Jan 10, 23 | Sidel Global Environmental LLC |
| 11530885 | Device for driving a flexible lance | May 02, 18 | Dec 20, 22 | Peinemann Equipment B.V. |
| 10816284 | Cleaning installation for cleaning a heat exchanger | Jun 22, 18 | Oct 27, 20 | EUGENE B |
| 10807129 | Conduit cleaning article | Jun 01, 16 | Oct 20, 20 | Not available |
| 10065220 | Method and device for cleaning interiors of tanks and systems | Feb 11, 14 | Sep 04, 18 | BANG & CLEAN GMBH |
| 9791145 | Method and apparatus for manipulating equipment inside a steam generator | Jul 23, 14 | Oct 17, 17 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| 9292058 | Heat sink for processor | Feb 19, 14 | Mar 22, 16 | BULL SAS |
| 8893350 | Water heater tank cleaning apparatus and kit, and method of use thereof | May 24, 11 | Nov 25, 14 | Not available |
| 8220420 | Device to improve effectiveness of pulse detonation cleaning | Mar 19, 10 | Jul 17, 12 | BHA ALTAIR, LLC |
| 7367288 | Upper bundle cleaning system of steam generator | Nov 01, 06 | May 06, 08 | KOREA PLANT SERVICE & ENGINEERING CO., LTD. |
| 7036564 | Cleaning system | Mar 28, 03 | May 02, 06 | HYDROBALL TECHNICS HOLDINGS PTE LTD. |
| 6431125 | Device for regulating and cleaning an air intake | Sep 05, 00 | Aug 13, 02 | DIAMOND POWER INTERNATIONAL, LLC, LT-Produkter Skutskär AB, LT-Produkter Skutskär AB, |
| 5799622 | Furnace heat exchanger tube cleaning system | Jun 30, 97 | Sep 01, 98 | Decker Mfg., DECKER MANUFACTURING, DECKER COLONY, |
| 5769034 | Device, system and method for on-line explosive deslagging | Jan 17, 97 | Jun 23, 98 | North American Industrial Services Inc. |
| 5473787 | Method and apparatus for cleaning tubes of heat exchangers | Jun 21, 94 | Dec 12, 95 | BETZDEARBORN INC. |
| 5265671 | Apparatus for mechanically projecting devices through tubes | Dec 04, 91 | Nov 30, 93 | Barry Bros. Specialised Services Pty. Ltd., CALDER LIMITED, |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)