| Patents for B08B 9 - Cleaning hollow articles by methods or apparatus specially adapted thereto (21,169) |
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| 07/09/1991 | CA1285714C Apparatus for flushing small-diameter hydraulic pipe systems and the like |
| 07/02/1991 | US5028004 Nozzle head |
| 07/02/1991 | CA2006984A1 Caron drill pit |
| 06/27/1991 | DE3942277A1 Setting=up output device of bottle cleaning machine - controlling machine drive with type-dependent timer and making final null position adjustment if required |
| 06/25/1991 | US5026431 Process of koshering containers |
| 06/25/1991 | US5026212 Apparatus for the combatting of marine growth on offshore structures |
| 06/25/1991 | US5025818 Paint pump cleaning system |
| 06/25/1991 | CA1285221C Rinse water additive |
| 06/24/1991 | WO1991009692A1 Device for cleaning and emptying pipelines for conveying liquids, in particular for conveying beverages in dispensing installations |
| 06/24/1991 | CA2071991A1 Device for cleaning and emptying pipelines for conveying liquids, in particular for conveying beverages in dispensing installations |
| 06/19/1991 | CN1052264A Liquid jet removal of plasma sprayed and sintered |
| 06/18/1991 | US5024597 Process and apparatus for koshering container lids |
| 06/18/1991 | US5024561 Bulk material feeder provided with internal cleaning mechanism |
| 06/18/1991 | US5024245 Pneumatic desedimentation machine improvement |
| 06/12/1991 | CN2078661U Multi-functional pipe-cleaning machine |
| 06/06/1991 | DE4003635C1 Sanitation pipe cleaner - flushes liq. from refillable container via flushing pipe, and air via compressed air pipe |
| 06/06/1991 | DE3939403A1 Cleaning residues from reusable plastic containers |
| 06/05/1991 | EP0430856A1 Liquid jet removal of plasma sprayed and sintered coatings |
| 06/05/1991 | EP0430659A2 Fluid-driven tank cleaning apparatus |
| 06/05/1991 | EP0430306A1 Mobile articulatable tube bundle cleaner |
| 06/05/1991 | EP0429951A2 Cleaning method for paint containers of synthetic material for multiple use as well as a pileable bucket |
| 06/04/1991 | US5021096 Circulating aqueous solution of hydroxyacetic acid and polysaccaride gum to form gel-sludge; dissolving with citric acid; heat exchangers |
| 06/04/1991 | US5020188 Duct cleaning apparatus |
| 06/04/1991 | US5020183 Cleaning apparatus for a process vessel |
| 06/04/1991 | US5020166 Multi-purpose water pressure plunger |
| 06/02/1991 | WO1991008061A1 Apparatus and method for cleaning reagent delivery probes |
| 06/02/1991 | CA2069484A1 Apparatus and method for cleaning reagent delivery probes |
| 05/30/1991 | CA2030292A1 Fluid driven tank cleaning apparatus |
| 05/29/1991 | EP0428509A1 Improved drain-cleaning implement. |
| 05/29/1991 | DE3939146A1 High pressure pipe cleaner - avoids pressure fluctuations on pump drive by blocking off outlet valve of pump valve |
| 05/29/1991 | CN2077761U Wire brush roller |
| 05/29/1991 | CN1051688A Cleaning apparatus and process |
| 05/28/1991 | US5019173 Cleaning method for water containing vessels and systems |
| 05/28/1991 | US5018545 Apparatus for cleaning interior of a lateral pipeline |
| 05/28/1991 | US5018544 Apparatus for cleaning heat exchanger tube bundles |
| 05/21/1991 | US5017242 Can-conveyor system and rinser |
| 05/15/1991 | EP0427538A1 Elastomeric disc for use on a pipeline pig |
| 05/15/1991 | EP0427148A2 Container-discharging device, especially for bottles |
| 05/15/1991 | EP0426679A1 Machining device operating within a pipe system |
| 05/14/1991 | US5015385 Process for promotion of microbial consumption of waste water fats |
| 05/14/1991 | US5015299 Concave-convex body sliding in a rotating cylinder for scraping walls to remove deposits |
| 05/08/1991 | EP0426431A1 Spray heads |
| 05/08/1991 | EP0426370A2 A method and a device for cleaning drums |
| 05/08/1991 | EP0426322A1 Fiber tip atherectomy catheter |
| 05/08/1991 | DE3936753A1 Cleaning inspection interior in sepn. container - by ribbed scraper strip moved mechanically or manually over surface |
| 05/07/1991 | US5013368 Method and device for cleaning a tube in which a fluid-circulates, and their use in heat-exchanger tubes |
| 05/07/1991 | US5012976 Fluid driven tank cleaning apparatus |
| 05/02/1991 | WO1991005838A1 Cleaning composition and method |
| 05/02/1991 | WO1991005620A1 A method of, and apparatus for, cleaning a tank |
| 05/02/1991 | WO1991005619A1 Cleaning device, especially adapted for cleaning of tanks |
| 05/01/1991 | CA2029092A1 Spray heads |
| 04/30/1991 | US5011537 Pressure gauge cleaning method |
| 04/30/1991 | US5010908 Apparatus for cleaning the interior of elongated tubular objects |
| 04/30/1991 | US5010660 Method and apparatus for drying glassware |
| 04/24/1991 | CN1012421B Apparatus for cleaning pipes of milking devices |
| 04/23/1991 | US5009715 Cleaning upper interior walls of sewage pipes to prevent build-up of acid-producing bacteria |
| 04/23/1991 | US5009659 Fiber tip atherectomy catheter |
| 04/23/1991 | US5009242 Apparatus for monitoring sewer cleaning tool extension |
| 04/23/1991 | US5009241 Apparatus for washing narrow neck bottles |
| 04/18/1991 | WO1991005116A1 Apparatus and method for clearing sewers |
| 04/18/1991 | DE3933917A1 Cleaning, disinfecting, and rinsing device for beer pipes - has water jet pump between water mains connection and beer pipe connection |
| 04/17/1991 | EP0422005A1 Tube cleaning apparatus |
| 04/17/1991 | CN2075112U Moveable auto-acid-oscillating bottle washing machine |
| 04/16/1991 | US5007444 Apparatus for flushing small-diameter hydraulic pipe systems and the like |
| 04/10/1991 | CN2074684U Washing labeling paper device for infusion bottle |
| 04/09/1991 | US5005245 Pipe coating removal system |
| 04/09/1991 | US5005244 Device for cleaning cylindrical objects, such as bolts |
| 04/09/1991 | CA1282560C Drain-cleaning implement |
| 04/04/1991 | WO1991004452A1 Device for cleaning the insides of heat-exchanger tubes |
| 04/04/1991 | WO1991003976A1 Duct sweeper |
| 04/02/1991 | US5003998 Using air flow |
| 04/02/1991 | US5003657 By brushing |
| 03/27/1991 | EP0419231A2 High gas flow rate-apparatus |
| 03/27/1991 | CN1012141B Apparatus for flashing small-diameter hydraulic pipe systems and the like |
| 03/26/1991 | US5001805 Lubrication evacuation method |
| 03/26/1991 | US5001801 Oscillating line travel pipe cleaning machine |
| 03/19/1991 | US5000260 A pipe |
| 03/14/1991 | DE3930493A1 Geraet zur innenreinigung der rohre eines waermetauschers Geraet for cleaning the inside of the tubes of a heat exchanger |
| 03/13/1991 | EP0417009A1 Device and installation for the cleaning of drains especially in an oil production well |
| 03/13/1991 | CN2072867U Automatic cleaner for graduated snore piece |
| 03/07/1991 | WO1991002602A1 Device for cleaning vertical ducts in buildings |
| 03/06/1991 | EP0415476A2 Metering arrangement |
| 03/06/1991 | CN2072446U Chlorine tub needle valve dredging unit |
| 03/05/1991 | US4997329 Apparatus for cutting and removing package material |
| 03/05/1991 | CA1280854C Bottle duster |
| 03/01/1991 | WO1991003328A1 Chemical vapor deposition system cleaner |
| 03/01/1991 | CA2065329A1 Chemical vapor deposition system cleaner |
| 02/28/1991 | DE3928194A1 Four-way reversal valve for pipe cleaning devices - incorporates control piston guided in control sleeve |
| 02/27/1991 | CN2071988U Full-automatic cleaner for storage tank |
| 02/26/1991 | US4995320 Carriage for inspecting a piping |
| 02/26/1991 | US4995201 Device for the surface cleaning of a hot deformed pipe end |
| 02/26/1991 | US4995132 Guiding device for spiral pipe cleaners |
| 02/21/1991 | DE3926736A1 Supplying bottles to a cleaning machine - involves transfer table with downward sloping surface to avoid pressure build up |
| 02/19/1991 | US4993443 Sewer pipe cleaning accessory |
| 02/19/1991 | US4993098 Apparatus for vibratory cleaning the surface of an article from foreign matter |
| 02/14/1991 | DE4025624A1 Cleaning system for pressure fed beer dispenser - has programmable control unit, 3 way valve and cleaning fluid container for efficient hygiene routine |
| 02/13/1991 | CN2071093U Pipe dredging machine |
| 02/13/1991 | CA2022968A1 Method and apparatus for conveying bottles to a bottle processing machine |
| 02/07/1991 | WO1991001183A1 Device for cleaning internal surface of pipes |
| 02/06/1991 | EP0411377A2 Nozzle assembly for the internal cleaning of bottles |