Y10S 165/081
Rotary heat exchange scraper or scraper for rotary heat exchange surface
Y10S165/081 (Rotary heat exchange scraper or scraper for rotary heat exchange surface) appears on 14 US grants and 1 published applications in this corpus.
Search patents in Y10S- Granted patents
- 14
- Published applications
- 1
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 3 Jul 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- Y10S 165/084Scraper within annular space formed by concentric cylinders or concentric conical surfaces7
- Y10S 165/09Scraper blade movable relative to scraper blade support5
- Y10S 165/082Grooved drum surface2
- Y10S 165/085Scraper for cleaning inner surface of rotary heat exchange surface2
- Y10S 165/088Adjustable scraper2
- Y10S 165/083Scraper attached to or formed part of rotary heat exchange fluid surface1
- Y10S 165/089For scraping flat horizontal surface1
- Y10S 165/091For scraping wall of cylindrical heat exchanger1
All 10 subgroupsShow fewer
Recent patents
- Scraped heat exchanger having blade with protective rest nub3 Jul 2007US 7,237,944 B2SPX Corporation
- Apparatus for continuous roasting of food materials26 Feb 2002US 6,349,633 B1Kagome Co., Ltd.
- Method for continuous roasting of food materials11 Dec 2001US 6,329,009 B1Kagome Co., Ltd.
- Apparatus, process and system for tube and whip rod heat exchanger23 Jun 1998US 5,768,894 AY. T. Li Engineering, Inc.
- Scraped surface heat exchanger21 May 1996US 5,518,067 ACrown Chemtech Limited
Most cited
By later US patents
- Dual scraped surface heat exchanger40US 4,126,177 AChemetron Corporation · 1978
- High viscous fluid heat exchanger14US 5,165,469 A1992
- Swept surface heat exchanger12US 4,073,339 AThe De Laval Separator Company · 1978
- Heat exchanger10US 4,105,066 AFRYMA-Maschinen AG · 1978
- Apparatus, process and system for tube and whip rod heat exchanger9US 5,768,894 AY. T. Li Engineering, Inc. · 1998