| Patents for B07B 1 - Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like (18,540) |
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| 12/25/1979 | US4180458 Vibratory screen having noise level reduction by isolation |
| 12/18/1979 | US4179363 Separates shelled grain from unshelled grain |
| 12/11/1979 | US4178238 Apparatus for processing low-grade aggregate ore |
| 12/11/1979 | US4177900 Grain scalping and cleaning apparatus and method |
| 12/04/1979 | US4176799 Rotary screens |
| 12/04/1979 | CA1067268A1 Method of casting plastic screen and metal reinforced plastic screen |
| 11/14/1979 | EP0005332A1 Sieving device |
| 10/30/1979 | US4172528 Apparatus for selecting tablets |
| 10/30/1979 | CA1065279A1 Elastomer plaquet units for shaker-screen bodies |
| 10/18/1979 | WO1979000812A1 Apparatus for separating fine material from coarse material |
| 10/16/1979 | CA1064428A1 Stationary cylindrical screen for liquid suspensions including a heavy impurities trap and dilution means |
| 10/09/1979 | US4170549 Vibrating screen apparatus |
| 10/02/1979 | US4169788 Screening machine |
| 09/18/1979 | US4168034 Apparatus for recycling non-reuseable wooden packing and handling units containing pieces of ferromagnetic metal |
| 09/18/1979 | US4167975 Beach cleaning apparatus |
| 09/11/1979 | US4167478 Universal modular screening, classifying, cleaning and sizing machine |
| 09/11/1979 | CA1062174A1 Traveling band screen |
| 08/23/1979 | WO1979000547A1 Stationary enclosed cylindrical screen with rotating agitators |
| 08/21/1979 | US4165280 Automatic and continuous operation using a plurality of brushes |
| 08/14/1979 | CA1060246A1 Air dome attenuator |
| 07/31/1979 | US4162968 Screen apparatus for sorting fragmented material |
| 07/31/1979 | US4162967 Archaeological sifting basket |
| 07/31/1979 | US4162752 Rotating drum spreader |
| 06/14/1979 | WO1979000341A1 Industrial screen for preparation of loose material |
| 06/12/1979 | US4157956 Materials handling |
| 06/05/1979 | US4157423 Battery containing an alkaline electrolyte |
| 06/05/1979 | CA1055893A1 Moulded interchangeable plastic screen components |
| 05/29/1979 | CA1055431A1 Feeding and discharge conduits for multiple screens |
| 05/22/1979 | US4155840 Particularly for wood chips |
| 05/22/1979 | CA1054780A1 Spring retaining clip for vibrating screen deck |
| 05/15/1979 | US4154407 Reducing drum for the extraction of cellulosic matters |
| 05/01/1979 | US4152256 Spring retaining clip for vibrating screen deck |
| 05/01/1979 | US4152255 Vibratory material handling apparatus including screens |
| 05/01/1979 | US4152253 Screen rotation; anticlogging |
| 04/24/1979 | US4150750 Apparatus for processing vegetable material |
| 04/10/1979 | US4148724 Wedge-type tensioning rail construction for electrically heated screens |
| 04/10/1979 | US4148398 Roller screen |
| 04/03/1979 | US4147256 Worm harvesting apparatus and method |
| 03/27/1979 | US4146483 Vibrating screen |
| 03/21/1979 | EP0001172A1 Apparatus and method for classifying heterogeneous solids |
| 03/13/1979 | US4143769 Apparatus for sorting and separating discrete articles |
| 02/27/1979 | US4141821 Screening deck assembly |
| 02/27/1979 | US4141451 Chip thickness classifier |
| 02/20/1979 | US4140630 Sorting apparatus for fragmented materials |
| 02/13/1979 | CA1048419A2 Rotating radial screen filter |
| 02/06/1979 | US4138017 Device for selecting and removing unsatisfactory capsules before filling satisfactory capsules with chemicals |
| 01/30/1979 | US4137157 Screen tension assembly for vibratory screening apparatus |
| 01/30/1979 | CA1047443A1 Nestable sifters having a mechanical clearer |
| 01/23/1979 | US4136022 Nestable sifter |
| 01/23/1979 | US4135388 Method and apparatus for automatically fractionating a sample of particulate material into discrete size fractions |
| 01/23/1979 | CA1046989A1 Angularly adjustable bent screen classifying and dewatering device |
| 01/09/1979 | US4133751 Wire screen with tensioning assembly |
| 12/26/1978 | US4131201 Continuous belt aggregate separator |
| 12/19/1978 | US4130479 Replaceable liner for centrifuge sieve |
| 12/19/1978 | US4130478 Bowl shaped screening apparatus |
| 12/19/1978 | CA1044650A2 Protective coverings for screen supports |
| 11/21/1978 | US4126543 Method and apparatus for screening particulate materials |
| 11/21/1978 | US4126541 Apparatus and method for refining asbestos dispersions |
| 11/21/1978 | US4126513 Paper making machine screen |
| 11/07/1978 | US4124498 Semi-cylindrical oscillating sifter |
| 10/31/1978 | CA1041466A1 Hopper apparatus |
| 10/24/1978 | US4122006 Anti-clogging |
| 10/17/1978 | US4120785 Rubber screens for vibratory screening apparatus |
| 10/17/1978 | US4120784 Screening apparatus |
| 10/10/1978 | US4119534 Multiple deck trommel screen |
| 09/26/1978 | US4116824 Automated wet sieving apparatus |
| 09/26/1978 | CA1039237A1 Two-stage wood-chip drum-screen with dust removal |
| 09/19/1978 | US4115507 Manufacture of abrasion-resistant screening apparatus |
| 09/19/1978 | US4115257 Grain cleaner |
| 09/19/1978 | CA1038650A1 Two mass vibratory material handling apparatus and methods of manufacturing and fine tuning the same |
| 09/05/1978 | US4111799 Stock screen foil |
| 08/15/1978 | US4107035 Three-plane balance gyro sifter |
| 08/01/1978 | US4104737 Mixer apparatus |
| 07/25/1978 | USRE29709 Apparatus for cooling castings and for cooling and drying moulding sand |
| 07/25/1978 | US4102502 Concentration of plate-shaped minerals |
| 07/04/1978 | US4098685 Apparatus and method for separating lead battery materials |
| 06/27/1978 | US4097374 Screening apparatus hydrofoil |
| 05/16/1978 | US4089777 High capacity separator for semolina |
| 05/09/1978 | US4088570 Tomato harvester separator |
| 04/18/1978 | US4085040 Front feed static screen |
| 04/18/1978 | US4084446 Vibratory machine |
| 04/11/1978 | US4083775 Screening device, railroads |
| 04/04/1978 | US4082657 Separator apparatus |
| 03/14/1978 | US4078995 Earthworm harvesting apparatus |
| 03/07/1978 | US4077873 Vibratory separator |
| 02/21/1978 | US4075088 Apparatus for grading objects according to size |
| 02/21/1978 | US4075087 Continuous grader for fruits or the like |
| 01/24/1978 | US4070202 Method and apparatus for separating solid materials |
| 01/10/1978 | USRE29512 Vibratory material handling device with variable force |
| 01/10/1978 | US4067800 For fibers in liquid suspensions |
| 12/27/1977 | US4065382 Multiple screen apparatus |
| 12/20/1977 | US4064051 Elastic transporting, sieving or filtering base with swinging drive |
| 12/13/1977 | US4062769 Elastomer screen units for shaker-screen bodies |
| 12/13/1977 | US4062768 Sieving of materials |
| 11/08/1977 | US4057492 Adjustment of motion of screening machine |
| 09/20/1977 | US4049124 Sorting machine for elongated articles |
| 08/23/1977 | US4043901 Wood chip screens |
| 08/09/1977 | US4040952 Traveling band screen |
| 08/09/1977 | US4040951 Apparatus for retaining and readily releasing a shaker screen |
| 08/09/1977 | US4040303 Two mass vibratory material handling apparatus and methods of manufacturing and fine tuning the same |