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Class Information
Number: 241/293
Name: Solid material comminution or disintegration > Apparatus > Comminuting elements > Cylindrical or frusto-conical (i.e., peripheral comminuting face)
Description: Comminuting elements having a generally cylindrical or frusto-conical shape and which present a peripheral comminuting surface.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5381977 |
Apparatus for material bed comminution of brittle material for grinding |
Jan. 17, 1995 |
| 5377919 |
Hammermill |
Jan. 3, 1995 |
| 5369884 |
Insertless perforated mill roll |
Dec. 6, 1994 |
| 5355005 |
Self-doped complementary field effect transistor |
Oct. 11, 1994 |
| 5354005 |
Grinding equipment for a Jordan refiner |
Oct. 11, 1994 |
| 5346148 |
Asymmetric pulverizer tire |
Sep. 13, 1994 |
| 5323976 |
Lift line connection for rock crusher components |
Jun. 28, 1994 |
| 5320287 |
Paper shredding knife structure for paper shredder |
Jun. 14, 1994 |
| 5320293 |
Rotary grinder exploying blades |
Jun. 14, 1994 |
| 5269477 |
Wear-resistant grinding drum for employment in roller machines, particularly in high-pressure roll presses |
Dec. 14, 1993 |
| 5203513 |
Wear-resistant surface armoring for the rollers of roller machines, particularly high-pressure roller presses |
Apr. 20, 1993 |
| 5199657 |
Roller mill |
Apr. 6, 1993 |
| 5165613 |
Wear resistant surface armoring for the rollers of roller machines, particularly of high pressure roller presses |
Nov. 24, 1992 |
| 5127592 |
One-piece pulverizing roller assembly |
Jul. 7, 1992 |
| 5111999 |
Arrangement for fastening the grindstone of a pulp grinder to a rotary shaft |
May. 12, 1992 |
| 5100067 |
Feeding device for a separating apparatus |
Mar. 31, 1992 |
| 5098026 |
Easy access pop off relief valve |
Mar. 24, 1992 |
| 5050810 |
One-piece pulverizing roller |
Sep. 24, 1991 |
| 5027491 |
Roller |
Jul. 2, 1991 |
| 5025994 |
Medical waste grinder |
Jun. 25, 1991 |
| 5016828 |
Shredding machine |
May. 21, 1991 |
| 4989305 |
Sugar cane mill roller |
Feb. 5, 1991 |
| 4974782 |
Pressure developer and rolls therefor having segments of elastomeric material for control of modulus of elasticity |
Dec. 4, 1990 |
| 4953795 |
Wood chip cracking apparatus |
Sep. 4, 1990 |
| 4884755 |
Food processor |
Dec. 5, 1989 |
| 4844366 |
Waste material shredder |
Jul. 4, 1989 |
| 4830295 |
Knife roller for paper shredder |
May. 16, 1989 |
| 4779811 |
Grinding roll |
Oct. 25, 1988 |
| 4776525 |
Waste material shredder |
Oct. 11, 1988 |
| 4765550 |
Mill roll |
Aug. 23, 1988 |
| 4741481 |
Apparatus and method for the comminution of plant matter |
May. 3, 1988 |
| 4723717 |
Rotary shearing/cutting machine |
Feb. 9, 1988 |
| 4697320 |
Roll for a rolling mill, method of producing the same and the rolling mill incorporating the roll |
Oct. 6, 1987 |
| 4690340 |
Waste material shredder |
Sep. 1, 1987 |
| 4678131 |
Highly abrasive resistant material |
Jul. 7, 1987 |
| 4642862 |
Stone roller for paper making machines |
Feb. 17, 1987 |
| 4625925 |
Comminuting apparatus for sheet material or sheet material layers |
Dec. 2, 1986 |
| 4617709 |
Segmental shell for a coal crusher roll including specialized removal means |
Oct. 21, 1986 |
| 4611765 |
Roller mill |
Sep. 16, 1986 |
| 4607798 |
Lamp crushing machine |
Aug. 26, 1986 |
| 4606506 |
Vertical type roller mill |
Aug. 19, 1986 |
| 4604781 |
Highly abrasive resistant material and grinding roll surfaced therewith |
Aug. 12, 1986 |
| 4565330 |
Shredding apparatus |
Jan. 21, 1986 |
| 4555066 |
Replaceable roll for roller mill |
Nov. 26, 1985 |
| 4391026 |
Mill roll |
Jul. 5, 1983 |
| 4232834 |
Roll crusher |
Nov. 11, 1980 |
| 4168807 |
Grinding roller with oil level control |
Sep. 25, 1979 |
| 4114322 |
Abrasive member |
Sep. 19, 1978 |
| 3969802 |
Mill roll |
Jul. 20, 1976 |
| 3937261 |
Apparatus for comminuting tree stumps |
Feb. 10, 1976 |
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