| |
 |
|
Class Information
Number: 241/52
Name: Solid material comminution or disintegration > Apparatus > Including means applying fluid to material > Gas swept comminuting zone > With return of removed oversize material to comminuting zone
Description: Apparatus in which means is provided to return to the comminuting zone oversize material which has been removed by the gas current.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7350727 |
Roller mill, particularly air-swept roller mill, and method for grinding materials with magnetizable, particularly iron-containing constituents, E. G. slag |
Apr. 1, 2008 |
| 6547171 |
Pulverizing installation |
Apr. 15, 2003 |
| 6443376 |
Apparatus for pulverizing and drying particulate matter |
Sep. 3, 2002 |
| 6135371 |
Method and apparatus for reducing acid and air toxic emissions in the combustion of comminuted solid particles |
Oct. 24, 2000 |
| 5971302 |
Method and apparatus for drying and grinding moist material |
Oct. 26, 1999 |
| 5875977 |
Technique for improving the response time of pulverized coal boilers |
Mar. 2, 1999 |
| 5873532 |
Ball mill |
Feb. 23, 1999 |
| 5873156 |
Coal pulverizer and method of improving flow therein |
Feb. 23, 1999 |
| 5871160 |
Apparatus and associated method for derfibering paper or dry pulp |
Feb. 16, 1999 |
| 5850977 |
Method and apparatus for comminuting solid particles |
Dec. 22, 1998 |
| 5695130 |
Method and apparatus for the dry grinding of solids |
Dec. 9, 1997 |
| 5505389 |
Closed circuit grinding system |
Apr. 9, 1996 |
| 5505390 |
Two stage hammer mill with particle separator |
Apr. 9, 1996 |
| 5402947 |
Media granulation apparatus |
Apr. 4, 1995 |
| 5386619 |
Coal pulverizer and method of improving flow therein |
Feb. 7, 1995 |
| 5383612 |
Apparatus for segregating low BTU material for a multi-source of fuel materials |
Jan. 24, 1995 |
| 5381968 |
Apparatus and method for the crushing of material for grinding of differing grain size |
Jan. 17, 1995 |
| 5279466 |
Isokinetic separator apparatus |
Jan. 18, 1994 |
| 5271319 |
Roll press with deaeration apparatus |
Dec. 21, 1993 |
| 5251383 |
Apparatus for and a method of disposing of wet sludge |
Oct. 12, 1993 |
| 5215262 |
Method and apparatus for comminuting bulk materials |
Jun. 1, 1993 |
| 4993647 |
Two stage separator apparatus |
Feb. 19, 1991 |
| 4919341 |
Grinding method and grinding apparatus |
Apr. 24, 1990 |
| 4733826 |
Impact crushing machine |
Mar. 29, 1988 |
| 4605174 |
Vane wheel arrangement with nihard wear plates |
Aug. 12, 1986 |
| 4602745 |
Coverging/diverging orifice assembly for embodiment in a bowl mill |
Jul. 29, 1986 |
| 4579288 |
Pulverizer |
Apr. 1, 1986 |
| 4575013 |
Mineral breaker |
Mar. 11, 1986 |
| 4566639 |
Center feed material grinding mill |
Jan. 28, 1986 |
| 4550879 |
Vertical type pulverizing and classifying apparatus |
Nov. 5, 1985 |
| 4546926 |
Pressure-chamber grinder |
Oct. 15, 1985 |
| 4529135 |
Grinding crusher |
Jul. 16, 1985 |
| 4479613 |
Pulverizing machines |
Oct. 30, 1984 |
| 4428536 |
Pulverizing and classifying mill |
Jan. 31, 1984 |
| 4288038 |
Waste material processing apparatus |
Sep. 8, 1981 |
| 4278207 |
Breaking machine with automatic recycling of the fibres and the process for its operation |
Jul. 14, 1981 |
| 4245570 |
Sewage sludge disposal apparatus and method of disposal |
Jan. 20, 1981 |
| 4200241 |
Pulverizing and classifying apparatus with contaminant take-out |
Apr. 29, 1980 |
| 4196860 |
Pulverizing and classifying apparatus with improved tailings and contaminant take-out control |
Apr. 8, 1980 |
| 4177952 |
Impact scrubber |
Dec. 11, 1979 |
| 4084754 |
Combined vane-rotor separator |
Apr. 18, 1978 |
| 4083499 |
Cigarette package ripper with recycling air leg |
Apr. 11, 1978 |
| 4077574 |
Impact pulverizing mill with an attrition chamber and a vertical airflow classification chamber |
Mar. 7, 1978 |
| 4061274 |
Material reducing apparatus and method of operating the same |
Dec. 6, 1977 |
| 4049203 |
Coal slurry drying apparatus |
Sep. 20, 1977 |
| 4037794 |
Granulation apparatus |
Jul. 26, 1977 |
| 4004740 |
Roller crushing mill |
Jan. 25, 1977 |
| 3951347 |
Apparatus for crushing material containing particles that are hard to pulverize |
Apr. 20, 1976 |
| 3949940 |
Tube mill |
Apr. 13, 1976 |
|
|
|
