With Scraper For Removing Product From Heat Transfer Surface Patents (Class 165/DIG76)
- Grooved drum surface (Class 165/DIG82)
- Scraper attached to or formed part of rotary heat exchange fluid surface (Class 165/DIG83)
- Scraper within annular space formed by concentric cylinders or concentric conical surfaces (Class 165/DIG84)
- Scraper for cleaning inner surface of rotary heat exchange surface (Class 165/DIG85)
- Weight operated scraper (Class 165/DIG86)
- Spring pressed scraper (Class 165/DIG87)
- Adjustable scraper (Class 165/DIG88)
- For scraping flat horizontal surface (Class 165/DIG89)
- Scraper blade movable relative to scraper blade support (e.g., pivoting blade, rocking blade, etc.) (Class 165/DIG90)
- For scraping wall of cylindrical heat exchanger (Class 165/DIG91)
There are no patents to show for this class.