| Class 241 | SOLID MATERIAL COMMINUTION OR DISINTEGRATION |
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| PROCESSES |
![[List of Pre Grant Publications for class 241 subclass 1]](../as.gif) | ![[List of Patents for class 241 subclass 1]](../ps.gif) | 1 |  By operations other than force of contact with solid surface |
| | 2 | With cell rupturing or liberation of contained liquids |
| | 3 | With solidifying, consolidating or shaping |
| | 4 | Laminated or fibrous mineral material |
| | 5 | By utilizing kinetic energy of projected or suspended material |
| | 6 | Cereal and other seeds or seed parts |
| | 7 |  With operation to detach or loosen adhering hull portion |
| | 8 | With application of fluid to, or heating or cooling of, whole seed |
| | 9 | With separation or classification |
| | 10 |  With recombination or recirculation of separated parts |
| | 11 | Successive alternate separation and comminution steps |
| | 12 | With application of fluid |
| | 13 | Plural successive comminuting operations |
| | 14 | Selective or differential comminution of mixed or bonded solids |
| | 15 | With application of fluid or lubricant material |
| | 16 | To aid dispersion or prevent chemical reaction, deliquescence, agglomeration or frothing |
| | 17 | With additional heating or cooling |
| | 18 | Gas or vapor |
| | 20 | Liquids added to classify or separate material |
| | 21 | Liquids added to make pulp or suspension |
| | 22 | Application of solids to material |
| | 23 | With heating or cooling of material |
| | 24.1 | With classifying or separating of material |
| | 24.11 | Including separating liquid from solid |
| | 24.12 | Of plural, diverse materials |
| | 24.13 | Including metal |
| | 24.16 | Including food |
| | 24.17 | Including rubber |
| | 24.18 | Including plastic |
| | 24.19 | Including fibrous material, e.g., paper |
| | 24.22 | Including glass |
| | 24.23 | Including clay |
| | 24.24 | Including coal |
| | 24.25 | Of metal |
| | 24.26 | Of food |
| | 24.27 | Of rubber |
| | 24.28 | Of plastic |
| | 24.29 | Of fibrous material |
| | 24.3 | Of glass |
| | 24.31 | Of coal |
| | 25 | Combined |
| | 26 | By contact between relatively moving portions of material |
| | 27 | Subjecting material to impact by moving comminuting surface |
| | 28 | Wood and similar natural-fibrous vegetable material |
| | 29 | Plural successive comminuting operations |
| | 30 | Miscellaneous |
| APPARATUS |
| | 31 | With explosion preventing or relieving means |
| | 32 | With overload release means |
| | 32.5 | With sink drain stopper interlock |
| | 33 | With automatic control |
| | 37.5 | With means to protect operator from injury |
| | 38 | Including means applying fluid to material |
| | 39 | Fluid comminutor type |
| | 41 | Plural fluid applying means on same material |
| | 43 | With plural comminuting zones |
| | 46.01 | Liquid submerged comminuting zone |
| | 46.012 | Combined with dishwasher |
| | 46.013 | Under-sink garbage disposal |
| | 46.017 | Striker having vertical axis |
| | 46.02 | With material feed means |
| | 46.04 | Including adjustable component |
| | 46.06 | By cooperating members |
| | 46.08 |  Including centrifugally driven striking member (i.e., hammer mill) |
| | 46.11 | Including impeller-type agitating means |
| | 46.13 | Reciprocating or oscillating |
| | 46.15 | Including roller or roller-like member (e.g., ball, cylinder, etc.) |
| | 46.17 | By rotating impeller-type agitating means |
| | 47 | Gas swept comminuting zone |
| | 48 | With recirculation of gas to comminuting zone |
| | 49 | Gas borne material applied to screen |
| | 52 | With return of removed oversize material to comminuting zone |
| | 54 | Horizontal gas current though rotary drum |
| | 55 | Comminuting element or comminuting element attached, gas moving means |
| | 56 | Gas moving means and rotary comminuting element on same shaft |
| | 57 | Local application within comminuting zone |
| | 58 | Suction applied above and coaxially of comminuting member or members |
| | 59 | With non-automatic gas flow control means |
| | 60 | Applied subsequently to comminuting |
| | 62 | Applied prior to comminuting |
| | 63 | With simultaneous control of interrelated feed, drive and/or surface positioning means |
| | 65 | With temperature modification of material |
| | 68 | With separation or classification of material |
| | 69 | Comminuted material discharge permitting screen |
| | 70 | Screen partition or end wall in rotary drum |
| | 73 | Arcuate screen concentric with rotary comminuting member |
| | 74 | Annular screen above or surrounding comminuting zone |
| | 75 | Parallel material flow through plural comminuting zones and/or separators |
| | 76 | Series material flow only through plural alternate comminuting zones and separators |
| | 77 | Comminuting zone interposed between plural separators |
| | 78 | Separator interposed between plural comminuting zones |
| | 79 | Separator in discharge from comminuting zone |
| | 79.1 | By adhesion, electric field force, specific gravity, or chemical change |
| | 79.2 | Rotating comminutor combined with a sifting device |
| | 80 | Oversize return to comminuting zone |
| | 81 | Separator in feed to comminuting zone |
| | 82 | Projected material trap chamber |
| | 82.1 | Helical pusher inside tube moves material toward perforated member |
| | 82.2 | With means to vary particle coarseness |
| | 82.3 | Wherein the perforated member is other than flat |
| | 82.4 | With series of axially aligned rotary knife blades |
| | 82.5 | With rotary knife before member |
| | 82.7 | With rotary knife after member |
| | 83 | Comminuting surface provided with openings to permit discharge of material |
| | 84 | Cooperates with moving comminuting surface or member |
| | 84.1 | Loose cylinder or sphere |
| | 84.2 | Travelling roll surface or member |
| | 84.3 | Oscillating surface or member |
| | 84.4 | Rectilinearly reciprocating surface or member cooperates with rotary comminuting member |
| | 85 | Rotary comminuting surface having openings cooperates with moving surface |
| | 86 | Cooperates with rotary comminuting member |
| | 86.1 | Material thrown against perforated surface by centrifugal force |
| | 86.2 | Comminutor mounted for movement relative to rotating support member |
| | 87 | Screen or screen elements move during comminution |
| | 87.1 | Offset fingers on stationary surface and on rotary member |
| | 88 | Provided with special comminuting surfaces or characteristics |
| | 88.1 |  Perforation bounded by sharp edge |
| | 88.2 | And auxiliary imperforate surface (e.g., breakerplate) |
| | 88.4 | Spaced parallel bars (e.g., "grate") |
| | 89 | Hinged or dumping type screen or support |
| | 89.1 | With means to change or adjust comminuting position of screen or screen element |
| | 89.2 | Removable or interchangeable screen or screen portion |
| | 89.3 | Stationary concave surface |
| | 89.4 | Stationary flat circular surface |
| | 91 | Rotating comminuting surface having openings |
| | 94 | Reciprocal comminuting surface having openings |
| | 95 | Stationary comminuting surface having openings |
| | 96 | Oversize rejection by comminuting surface |
| | 97 | With recirculation of material to comminuting zone |
| | 98 | With agitator |
| | 99 | Bottle breakers |
| | 100 | With independent removable or detachable material receiver or receiver engaging means |
| | 101.01 | Combined or convertible |
| | 101.1 | Convertible to non-comminuting apparatus |
| | 101.2 | Combined with non-comminuting means |
| | 101.3 | With means to indicate condition of apparatus, work or product |
| | 101.4 | Prior shaping means (e.g., quartering) |
| | 101.5 | With material handling other than to or from comminuting zone |
| | 101.71 | With support vehicle |
| | 101.72 | Having extendable, comminutor-supporting arm |
| | 101.74 | Self-propelled vehicle |
| | 101.75 | Detachable from propelling vehicle |
| | 101.78 | Manually propelled |
| | 101.8 | With mixer |
| | 102 | Comminuting surface deformable by contact with material |
| | 103 | Rolls frictionally driven and supported by relatively moving surfaces (e.g., ball chasers) |
| | 104 | With additional diverse type of comminutor |
| | 105 | Plural comminuting zones |
| | 106 | Frictional drive surface on horizontal axis |
| | 107 | Plural rotary or oscillatory surfaces cooperate with common surface (e.g., chasing mills) |
| | 108 | With additional diverse type of comminutor |
| | 109 | With material feeding mechanism or control |
| | 110 | Plural surfaces move across common surface |
| | 111 | Outer peripheral contact of common surface by plural surfaces |
| | 113 | Plural surface cooperate with each other |
| | 114 | Radial faces of plural rotary surfaces cooperate with common surface |
| | 115 | Plural sets of plural surfaces cooperating with plural common surfaces |
| | 117 | Common surface moves during comminution |
| | 118 | With planetary movement of plural surfaces |
| | 119 | With material moving or discharge means |
| | 120 | Positively driven plural surfaces |
| | 121 | Plural surfaces forcible away from common surface |
| | 123 | Planetary movement of plural surfaces |
| | 124 | With material moving or discharge means |
| | 125 | Compounded planetary movement |
| | 126 | Positively driven plural surfaces |
| | 127 | Forcible away from common surface |
| | 134 | Parallel material flow through plural comminuting zones |
| | 135 | With unitary or interconnected feed mechanisms or controls for plural zones |
| | 137 | All comminuting zones of loose grinding body type |
| | 138 | All comminuting zones of rotary striking member type |
| | 139 | All comminuting zones of cooperating surface type |
| | 140 | All comminuting zones of compound movement type |
| | 141 | All comminuting zones of rotary surface type |
| | 142 | Circumferential or tangential material flow only |
| | 146 | Axial or radial material flow only |
| | 147 | All comminuting zones of reciprocating surface type |
| | 151 | All comminuting zones of single surface zones |
| | 152.1 | Series material flow only through plural comminuting zones |
| | 152.2 | Diverse type comminuting zones |
| | 153 | All comminuting zones of loose grinding body type |
| | 154 | All comminuting zones of rotary striking member type |
| | 155 | All comminuting zones of cooperating surface type |
| | 156 | All comminuting zones of compound movement type |
| | 157 | All comminuting zones of rotary surface type |
| | 164 | All comminuting zones of reciprocating surface type |
| | 165.5 | All comminuting zones of rotating noncooperating type |
| | 166 | With comminuting member cleaner or scraper |
| | 168 | Hand support comminutor |
| | 170 | Loose grinding body comminutor (e.g., ball or rod mills) |
| | 171 | With feed and/or discharge |
| | 172 | With independent means moving or guiding the material and/or grinding bodies in receptacle |
| | 175 | Compound movement receptacle |
| | 176 | Rotating receptacle |
| | 179 | Receptacle structure |
| | 180 | With non-axial opening |
| | 181 | With lifting or distributing at extremity of receptacle |
| | 182 | With lining |
| | 184 | Grinding bodies |
| | 185.5 | Rotary striking member with feed or discharge conveyor or regulator |
| | 185.6 | Rotary striking member combined with pump |
| | 186.1 | With distinct plural paths to striking member |
| | 186.2 | Feed or discharge regulator |
| | 186.35 | Endless loop feed or discharge conveyor |
| | 186.4 | Rotating or oscillating feed or discharge conveyor |
| | 187 | Rotary striking member with moving cooperating surface or member |
| | 188.1 | Rotary striking member with axial or radial flow of material |
| | 189.1 | Rotary striking member with circumferential or tangential flow |
| | 191 | Rotary striking member, rotor structure |
| | 192 | With striking member adjusting means |
| | 193 | With loosely mounted striking member |
| | 194 | Striking member pivoted to rotor |
| | 195 | Rotary striking member or hammer |
| | 198.1 | Cooperating comminuting surfaces (e.g., jaw crusher) |
| | 199 | Batch type (e.g., mortar and pestle) |
| | 199.1 | With means to move batch container or support |
| | 199.2 | Intermittent movement of support interrelated with movement of cutter or knife |
| | 199.5 | Uni-directional movement of support |
| | 199.9 | Stationary container or support |
| | 200 | Endless belt type comminuting surface or surfaces |
| | 201 | Compound movement comminuting surface or surfaces |
| | 202 | With feeding and/or discharging mechanism or control |
| | 203 | Rotary component |
| | 204 | Circumferential or tangential flow of material |
| | 205 | Rotating and reciprocating surface |
| | 206 | With moving cooperating surface |
| | 207 | Gyratory or planetary movement |
| | 208 | Eccentric drive sleeve within gyratory member |
| | 209 | With upper guide or support for gyratory member |
| | 210 |  Unbalanced weight drive |
| | 211 | Gyratory member yieldinly mounted |
| | 212 | Upper gyratory drive |
| | 213 | Bottom shaft adjusting means |
| | 214 | Eccentric shaft gyratory drive |
| | 215 | Eccentric gyratory sleeve below gyratory member |
| | 216 | With gyratory member sealing means |
| | 217 | Unitary comminuting member and eccentric strap |
| | 219 | Comminuting member pivoted to oscillating supporting link |
| | 220 | Rotary surface (or surfaces) |
| | 221 | Circumferential or tangential flow of material (e.g., roll mills or roll and concave mills) |
| | 222 | With material feed and/or discharge mechanism or control |
| | 226 | With material retaining means at axial end of rotary surface |
| | 227 | Both cooperating surfaces rotate (e.g., roll mills) |
| | 228 | Internal comminuting surface |
| | 229 | Surfaces rotate in same direction and/or mounted on non-horizontal axis |
| | 230 | Adjustably or yieldably mounted rotary surface |
| | 231 | Hydraulic or pneumatic mounting and/or axially yieldable or adjustable |
| | 232 | Pivoted roll support |
| | 234 | Both rotating surfaces adjustable or yieldable |
| | 235 | Cooperating non-smooth surface characteristic |
| | 237 | With non-rotary surface moving means |
| | 238 | With plural alternatively usable nonrotary surfaces and/or retractable rotor projections and/or adjustably or yieldably mounted rotary surface |
| | 239 | Nonrotary surface adjustable or yieldable relative to rotary surface |
| | 240 | Sectional nonrotary surface having independently adjustable or yieldable parts |
| | 241 | Radially of rotary surface |
| | 242 | Cooperating non-smooth surface characteristics |
| | 244 | Axial or radial flow of material (e.g., disc mill, or cone and shell mill) |
| | 245 | With feed and/or discharge mechanism or control |
| | 250 | With moving cooperating surface |
| | 254 | With rotary surface axis noncoaxial or eccentric relative to nonrotary surface axis |
| | 257.1 | Vertical axis |
| | 259.1 | With means vary space between surfaces |
| | 260 | Cooperating non-smooth surface characteristics |
| | 262 | Reciprocating surface or surfaces |
| | 263 | Parallel motion |
| | 264 | Oscillating comminuting surface |
| | 265 | With feed and/or discharge mechanism or control |
| | 266 | With moving cooperating surface |
| | 267 | Link and eccenric type actuator |
| | 268 | Serial pivoted links type actuator or link with lever type actuator (e.g., toggle type) |
| | 270 | Vertical rectilinear movement (e.g., stamp mills) |
| | 273.1 | Multi-barbed comminuting face (e.g., grater) |
| | 274 | Stationary comminuting surface or material bed |
| | 275 | Centrifugal projection of material |
| | 276 | Conveyer material forcing means (e.g., scroll type or locomotive stoker type |
| | 277 | Rotating comminuting surface |
| | 278.1 | Radial comminuting surface |
| | 278.2 | Internal comminuting surface |
| | 279 | with means to support material for rotation during comminution |
| | 280 | With means to force material toward periphery of comminuting surface |
| | 281 | Means engaging sides of column of material |
| | 282 | Radially arranged rectilinearly reciprocating follower |
| | 282.1 | Elongated edged member |
| | 283 | Reciprocating comminuting surface |
| | 284 | Mutual attrition or compression comminutors |
| | 285.1 | Comminuting mounting means, frames or other normally stationary structure |
| | 285.2 | Removable or displaceable housing section |
| | 286 | With means to adjustably or yieldably mount normally stationary comminuting element |
| | 291 | Comminuting elements |
| | 292 | with balancing means |
| | 292.1 | Edged blades extending radially |
| | 293 | Cylindrical or frusto-conical (i.e., peripheral comminuting face) |
| | 296 | Disklike comminuting surface (i.e., radial comminuting face) |
| | 299 | Annular internal comminuting face |
| | 300 | Wear face to backing connections |
| | 300.1 | Plural stationary edged blades |
| | 301 | Miscellaneous |
| CROSS-REFERENCE ART COLLECTIONS | ||
| | 600 | FURNACE STOKERS |
| | 601 | SAND MULLERS |
| | 602 | SOAP DISPENSERS |
| | 603 | ANIMAL POWERED MILL |
| | 604 | PLURAL INLETS FOR DIVERSE SOLID MATERIALS |
| | 605 | HAY UNBALER |
| | 606 | MEDICAL/SURGICAL WASTE COMMINUTION |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG10 | FOUNDRY SAND TREATMENT |
| | DIG14 | GRINDING IN INERT, CONTROLLED ATMOSPHERE |
| | DIG17 | ICE CRUSHERS |
| | DIG27 | PILL OR TABLET CRUSHERS |
| | DIG30 | RUBBER ELEMENTS IN MILLS |
| | DIG31 | RUBBER PREPARATION |
| | DIG37 | CRYOGENIC COOLING |
| | DIG38 | SOLID WASTE DISPOSAL |