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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 422 | CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING |
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1 | PROCESS DISINFECTING, PRESERVING, DEODORIZING, OR STERILIZING |
2 | Step of warning or decreasing hazard of process |
3 | Process control in response to analysis |
4 | A gas is substance acted upon |
5 | Deodorizing |
6 | Affecting structure, article, etc., submerged in marine environment |
7 | Maintaining environment nondestructive to metal |
8 | Using protective article (e.g., antitarnish fabric, etc.) |
9 | Using gaseous preservative, preservative added to gaseous phase of environment, or maintaining gaseous phase nondestructive |
12 | Aqueous acid environment (i.e.,pH less than or equal to 4.1) |
13 | Aqueous alkali environment (i.e., pH greater than or equal to 8.4) |
14 | Essentially pure water environment |
20 | Using sonic or ultrasonic energy |
21 | Using microwave energy |
22 | Using direct contact with electrical or electromagnetic radiation |
25 | Including additional step of preventing damage to sealed container |
26 | Using direct contact steam to disinfect or sterilize |
28 | Using disinfecting or sterilizing substance |
29 | In situ generation of agent other than aldehyde or glycol |
30 | And removing the agent by chemical reaction or sorption |
31 | And recovering or reusing the agent |
32 | Treating bulk material |
33 | With positive pressure or vacuum |
34 | Using alkylene oxide |
35 | Using cyanide |
36 | Using aldehyde |
37 | Using halogen or halogen-containing compound |
38 | Using fluent heat transfer medium other than air |
39 | By sudden release of pressure |
40 | Process of storage or protection |
44 | BLOOD TREATING DEVICE FOR TRANSFUSIBLE BLOOD |
49 | INCLUDING MEANS FACILITATING PART REPLACEMENT OR REPAIR OTHER THAN SOLID, EXTENDED SURFACE, FLUID CONTACT MEANS |
50 | ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE |
51 | Calorimeter |
52 | Chemiluminescent |
53 | Corrosion tester |
54 | Flame ionization detector |
55 | Structured visual or optical indicator, per se |
56 | Having reagent in absorbent or bibulous substrate |
57 | Having coated reagent |
58 | In holder or container having special form |
61 | Test package or kit |
62 | Automatic analytical monitor and control of industrial process |
63 | Sample mechanical transport means in or for automated analytical system |
64 | Means is turntable (circular) |
65 | Means is conveyor and rack |
66 | Means is moving tape or band |
67 | With specific analytical program control means |
68.1 | Means for analyzing liquid or solid sample |
69 | Sorption testing |
72 | Including centrifuge |
73 | With coagulometer for agglutination, clotting, or prothrombin, or for particle (e.g., cell, etc.) counting, or volume or characteristics determination |
74 | Dairy tester |
75 | Including titrator |
78 | Including means for pyrolysis, combustion, or oxidation |
79 | Biological, chemical, or total oxygen demand (i.e., BOD, COD, TOD) |
80 | And means directly analyzing evolved gas |
81 | Automated system with sample fluid pressure transport means |
82.01 | Measuring electrical property |
82.05 | Measuring optical property by using ultraviolet, infrared, or visible light |
82.12 | Measuring temperature |
82.13 | Measuring pressure |
83 | Means for analyzing gas sample |
84 | Breath tester |
86 | Including means reacting gas with color indicator |
88 | Including means for adsorbing or absorbing gas into or onto liquid or solid media |
89 | Gas chromatography |
90 | With conductiometric detector |
91 | With photometric detector |
92 | With volumetric detector |
93 | Including means dividing sample stream into plural parallel segments having diverse treating means and the analytical result compared or combined |
94 | Combustible gas detector |
98 | Analysis based on electrical measurement |
99 | Miscellaneous laboratory apparatus and elements, per se |
105 | CONTROL ELEMENT RESPONSIVE TO A SENSED OPERATING CONDITION |
106 | Responsive to liquid level |
107 | Control element directly mechanically linked to separate sensor |
108 | Control element responds proportionally to a variable signal from a sensor |
112 | Control element is fluid pressure sensitive |
114 | Control element is a binary responsive valve |
116 | Sensed condition is operating time and control is operation sequencer |
117 | WITH SAFETY FEATURE |
119 | WITH INDICATING, SIGNALLING, RECORDING, SAMPLING, OR INSPECTION MEANS |
120 | FOR DEODORIZING OF, OR CHEMICAL PURIFICATION OF, OR GENERATION OF, LIFE-SUSTAINING ENVIRONMENTAL GAS |
121 | With means exposing gas to electromagnetic wave energy or corpuscular radiation |
122 | Including solid, extended surface, fluid contact reaction means (e.g., Raschig rings, particulate or monolithic catalyst, etc.) |
123 | Including means adding material into environmental gas |
127 | SHOCK OR SOUND WAVE |
129 | CHEMICAL REACTOR |
129.1 | Soap making |
130 | Bench scale |
131 | Organic polymerization |
132 | Closed loop |
133 | Generating foamed plastic |
134 | Including plural sequential reaction stages |
135 | Including reactant agitating means in reaction chamber |
136 | And means rotatably mounting reaction chamber |
137 | Horizontal reaction chamber with screw or worm agitator |
138 | With heat exchanger for reaction chamber or reactants located therein |
139 | Fluidized bed |
140 | With liquid present |
141 | Plural reaction beds |
143 | Including specific wind box or particulate matter support grid |
144 | Including means to strip reaction mass from, or to regenerate, the particulate matter (including fluidized bed regenerators, per se) |
145 | And means providing flow of particulate matter into or out of reaction chamber |
146 | With heat exchange means affecting reaction chamber or reactants located therein |
147 | And means mechanically separating and removing particulate bed material from fluid effluent |
148 | Ammonia synthesizer |
149 | With means simultaneously carrying out conjugated reactions within single reactor |
150 | Pigment or carbon black producer |
151 | With means injecting quench stream into reaction chamber downstream of reaction site |
152 | With particulate product collecting surface and means mechanically removing product therefrom |
156 | With plural sequential reaction zones or chambers |
157 | With movably or removably mounted plug means for converting reactor from (N) to (N+1) reaction stages |
158 | Vapor phase reaction type |
159 | For radioactive reactant or product |
160 | Inorganic sulfur acid or anhydride producing type |
162 | Inorganic hydrator |
163 | Explosives synthesizer |
164 | Solid reactant type (i.e., absence of fluid reactants) |
168 | Waste gas purifier |
169 | Including means providing sequential purification stages |
173 | With heat exchanger for reaction chamber or reactants located therein |
176 | Including waste gas flow distributor upstream of reaction site and within reaction chamber modifying velocity profile of gas |
177 | Including solid, extended surface, fluid contact reaction means; e.g., inert Raschig rings, particulate absorbent, particulate or monolithic catalyst, etc. |
178 | And contact regenerating means or means for cleaning an internal surface of the reaction chamber |
179 | Fixed bed with resilient or differential thermal expansion compensating bed support means |
180 | Unitary (i.e., nonparticulate) contact bed (e.g., monolithic catalyst bed, etc.) |
181 | Fixed annularly shaped bed of contact material and means directing gas therethrough substantially perpendicular to longitudinal axis of bed |
182 | Including means injecting combustion fuel into reaction chamber in direct contact with waste gas |
184.1 | For chemically destroying or disintegrating solid waste, other than burning alone |
185 | For chemical recovery of chemicals from waste paper making liquor |
186 | With means applying electromagnetic wave energy or corpuscular radiation to reactants for initiating or perfecting chemical reaction |
186.01 | Magnetic |
186.04 | Electrostatic field or electrical discharge |
186.05 | Treating surface of solid substrate |
186.07 | Ozonizers |
186.08 | With preparatory or product-treating means |
186.09 | With drying means |
186.1 | With filtering or particle removal means |
186.11 | With cooling, compression, condensation, or liquefying means |
186.12 | With subsequent use means |
186.13 | With electrode moving means |
186.14 | With fluent reactant flow control means |
186.15 | With current control or special electrical supply means |
186.18 | Cylindrical electrode |
186.2 | With heating or cooling means |
186.21 | Arc or spark discharge means |
186.22 | With electrode or reaction space heating or cooling means |
186.23 | With preparatory or product-treating means |
186.26 | With electrode moving means |
186.28 | With current control means |
186.29 | With RF input means |
186.3 | With ultraviolet radiation generating means |
187 | Combined |
188 | Including plural reaction stages |
189 | And means providing discrete sequential reaction stages; e.g., train, etc. |
190 | Plural solid, extended surface, fluid contact reaction stages each containing; e.g., inert Raschig rings, particulate sorbent, particulate or monolithic catalyst, etc. |
191 | Superimposed reaction stages in single reaction chamber |
192 | At least one reaction stage formed of fixed, annularly shaped bed of contact material and means directing reaction stream therethrough substantially perpendicular to longitudinal axis of bed |
193 | Reaction stages located within single reaction chamber |
195 | Means within reaction chamber redistributing reaction stream as it passes between adjacent stages |
196 | Including plural parallel reaction stages with each stage in form of a reaction tube |
198 | Including heat exchanger for reaction chamber or reactants located therein |
199 | Electrical type |
200 | Indirect heat-exchange tube within reaction chamber with a nonreactant heat-exchange fluid passing therethrough |
202 | Heat-exchange jacket surrounding reaction chamber |
203 | Including fluid-transfer means connecting chamber to heat-exchange jacket |
204 | Means associated with jacket providing combustion gas as heat-exchange medium |
205 | Including baffle or stirring means disposed within jacket or chamber, the baffle means within chamber connected directly to wall thereof |
206 | Regenerative heat sink |
207 | Means injecting internal quench stream into reaction stream downstream of reaction stage |
208 | Apparatus operates at positive pressure |
209 | Including means rotating reaction chamber during use |
211 | Including solid, extended surface, fluid contact reaction means; e.g., inert Raschig rings, particulate absorbent, particulate or monolithic catalyst, etc. |
212 | With means removing and recovering product from extended surface contact material |
213 | Particulate contact material type and means providing flow of particulate material into or out of reaction chamber with reactants or products |
216 | Compact bed of particulate, fluid contact material and means providing gravity flow of material within bed |
217 | And means upstream of extended surface, fluid contact means removing particulate impurities from reactant stream |
218 | Fixed annularly shaped bed of contact material and means directing reactant therethrough substantially perpendicular to longitudinal axis of bed |
219 | And means loading contact material into, or unloading contact material from, reactor or means providing internal contact material reservoir |
220 | And reactant flow distributor upstream of contact means and within reaction chamber modifying velocity profile of reactant flow |
221 | Fixed contact bed type with resilient or differential thermal expansion compensating bed support means |
222 | Unitary (i.e., nonparticulate) contact bed, (e.g., monolithic catalyst bed, etc.) |
223 | With contact material regenerating means, per se, or combined with reactor |
224 | Including internal mixing or stirring means |
225 | Mechanical type stirring means |
226 | In positive pressure reactor |
227 | Including a draft tube for internal recirculation |
228 | Including flow directing baffle attached directly to reaction chamber wall |
229 | Longitudinally extending spiral stirring means |
230 | Thermosyphon or differential density mixing means; e.g., means internally recycling reaction mass via differential density pumping, etc. |
232 | Including solid reactant and means charging solids into, or dischanging solids from, reaction chamber |
233 | Having both charge and discharge means along with means conveying solids therebetween located within reaction chamber |
234 | Including external recycle loop |
236 | Including means separating reaction chamber into plural reactant-containing compartments and means moving reactant therebetween |
237 | Movably mounted container-type separating means and means moving same |
238 | Solid reactant containing perforated or porous container-type separating means |
239 | Reaction chamber includes at least one perforated, porous, or semipermeable wall and is adapted for holding solid reactant |
240 | Including specific material of construction |
242 | Positive pressure type |
243 | PHYSICAL TYPE APPARATUS |
244 | Including serially disposed vaporizing heating means (sublimer) and solid material deposition means maintained at a temperature lower than said heating means (condenser) |
245.1 | Crystallizer |
250.1 | Crucible-free zone refiner |
251 | Including means separating and conveying crystals to a melting zone |
252 | Hydraulic classifier with crystallizer |
253 | Including feed compartment for introducing nutrient |
254 | Movable crystallizer or scraping means |
255 | Means separating or dissolving a material constituent |
256 | Liquid-liquid contact means |
257 | Including pulsator, adjustable plates, or plural inlets; e.g., spraying, etc. |
258 | Including rotating chamber or rotating member within chamber; e.g., mixer-settler, etc. |
260 | Including heating and cooling means |
261 | Liquid-solid contact means |
262 | Sulfur extraction |
263 | Including monolithic nonporous body of solute |
264 | Including means restricting solvent contact to one end of body of solute |
265 | Buoyant holder |
266 | Manual or mountable holder; e.g., soap holder, etc. |
267 | Including means to remove solids from a filter |
268 | Conveyor support for solid material during contact; e.g., bucket, etc. |
269 | Including rotating member |
270 | Member is container |
273 | Member conveys material into and out of container; e.g., screw propeller, etc. |
274 | Including perforated member which is nonlinear or inclined with respect to the major axis of container |
275 | Including parallel perforated members perpendicular to, or parallel to, major axis of container |
276 | Side wall of holder perforated |
278 | Including plural orifice inlet, or deflector adjacent inlet for solvent flow |
280 | Solvent vapor condenser |
281 | Means recirculating solvent |
282 | Including bypass |
283 | Including dip tube for inlet or outlet of fluid solvent |
284 | Internal heater; e.g., steam coil, etc. |
285 | And heating means |
291 | Combined |
292 | Apparatus for treating solid article or material with fluid chemical |
293 | Fluid having simultaneous diverse function |
294 | Including flexible or collapsible treating chamber |
295 | Including pressure treating chamber (above ambient) |
296 | Fluid pressure maintains closure or seal |
297 | And rack, support or handling means |
298 | And vaporizer; e.g., boiler, etc. |
300 | Including rack, support or handling means |
305 | Including gas generating means |
306 | Including means for adding a material to a gas |
307 | Heat treating vessel with heating means |
310 | ELEMENTS OR ADJUNCTS |
311 | Bed support means (e.g., support grid or plate for supporting particulate bed of contact material, etc.) |
312 | Tube element containing extended surface contact reaction means (e.g., a tube internally coated or packed with a catalyst, etc.) |
CROSS-REFERENCE ART COLLECTIONS | ||
900 | DECREASING POLLUTION OR ENVIRONMENTAL IMPACT |
901 | POLYMER DISSOLVER |
902 | SODIUM CHLORIDE AND POTASSIUM CHLORIDE DISSOLVER |
903 | RADIOACTIVE MATERIAL APPARATUS |
904 | NITROGEN FIXATION MEANS |
905 | MISCELLANEOUS LIQUID STERILIZATION MEANS |
906 | PLASMA OR ION GENERATION MEANS |
907 | CORONA OR GLOW DISCHARGE MEANS |
908 | CRUCIBLES [B01L 3/04] |
909 | CRYSTALLIZING DISHES [B01L 3/06] |
910 | FLASKS [B01L 3/08] |
911 | WASH BOTTLES [B01L 3/10] |
912 | GAS JARS OR CYLINDERS [B01L 3/12] |
913 | TEST TUBES [B01L 3/14] |
914 | Specific test tube, per se [B01L 3/14B] |
916 | Closing or opening means, e.g., corks, bungs [B01L 3/14C] |
918 | Specially adapted for centrifugation [B01L 3/14D] |
919 | BURETTES; PIPETTES [B01L 3/02] |
920 | Burettes, i.e., for withdrawing and redistributing liquids through different conduits [B01L 3/02B] |
922 | Pipettes, i.e., with only one conduit for withdrawing and redistributing liquids [B01L 3/02C] |
923 | Plunger pump type [B01L 3/02C3] |
924 | Capillary pipettes, i.e., having a very small bore [B01L 3/02C3C] |
925 | Having mechanical strokelength setting means, e.g., movable stops [B01L 3/02C3D] |
926 | Details of motor drive means [B01L 3/02C3M] |
927 | Having several coaxial pistons [B01L 3/02C3P] |
928 | Repeating pipettes, i.e. for dispensing multiple doses from a single charge [B01L 3/02C3R] |
929 | Supports for pipettes [B01L 3/02C3S] |
930 | Drop counters or drop formers [B01L 3/02D] |
931 | Interchangeable or disposable dispensing tips [B01L 3/02E] |
932 | Cooperating with positive ejection means [B01L 3/02E2] |
933 | Means for supplying or disposing of tips, e.g., racks or cassettes [B01L 3/02E4] |
934 | Mounted within a receptacle [B01L 3/02F] |
935 | FLUID TRANSFERRING GLASSWARE [B01L 3/00B] |
936 | Tubes; conduits [B01L 3/00B2] |
937 | Joints; seals [B01L 3/00B4] |
938 | Stopcocks; valves [B01L 3/00B6] |
939 | CONTAINERS FOR THE PURPOSE OF RETAINING A MATERIAL TO BE ANALYZED [B01L 3/00C] |
940 | Made of a rigid material [B01L 3/00C2] |
941 | With identification means, e.g., coded [B01L 3/00C2B] |
942 | For multiple samples, e.g., micro-titration plate [B01L 3/00C2D] |
944 | Made of a flexible material [B01L 3/00C4] |
946 | With fluid transport, e.g., multi-compartment structure [B01L 3/00C6] |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
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