| Patents for B08B 9 - Cleaning hollow articles by methods or apparatus specially adapted thereto (21,169) |
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| 11/14/1991 | WO1991016979A2 Laboratory washing device with swirling current |
| 11/14/1991 | DE4014747A1 Reinigungsmittel fuer kunststoff-mehrweggebinde oder kunststoffbeschichtete mehrwegglasgebinde sowie verfahren zu deren reinigung Detergent for plastic reusable container-or plastic-coated glass container-returnable and procedures for their cleaning |
| 11/14/1991 | DE4014651A1 Turning feed for receptacles - incorporates feeder, discharge conveyor, deflectors and conveyors with end clamps |
| 11/14/1991 | DE4012606A1 Repair and renovation appts. for waste water pipes - comprises unit on wheels adapted to pipe dia. and carrying service tubes for cleaning and coating materials and power cables |
| 11/14/1991 | DE4012605A1 Repairing and relining waste water pipe - by cleaning internally and coating with synthetic dispersion |
| 11/13/1991 | EP0456402A1 Cleaning brush |
| 11/07/1991 | DE4031789A1 Pig for cleaning pipeline - is driven along pipeline by pressure medium |
| 11/07/1991 | DE4013698A1 Cleaning of small bore pipes - involves injecting hot cleaning liq. under pressure and drying with compressed air |
| 11/03/1991 | CA2021813A1 Bottle washer with multiple size carrier |
| 10/31/1991 | WO1991016150A1 Cleaning equipment, especially for the cleaning of a tank |
| 10/31/1991 | DE4013547A1 Cable conduit cleaning system - uses pressurised air hose propelled along cable conduit via discharged air stream |
| 10/30/1991 | EP0453823A2 Improvements in a machine for the preparation and filling of drums for fluid products |
| 10/30/1991 | EP0453745A1 Method and device for inside cleaning of a powder conveying pipeline, in particular a hose of an electrostatic powder coating device |
| 10/30/1991 | CN2087538U Dredge car for sewer |
| 10/29/1991 | US5060333 Apparatus for cleaning pipelines for beverages and the like with a relief valve in the liquid admitting inlet |
| 10/24/1991 | DE4010616A1 Metering unit for dental suction instrument - has pipe protruding into vessel storing maintenance medium in powder form |
| 10/22/1991 | US5058612 Portable spray cleaning apparatus |
| 10/22/1991 | US5058610 Fluid supplying and processing device |
| 10/22/1991 | US5058327 Tubing and fitting stripper |
| 10/17/1991 | WO1991015309A1 Gripping clamp and machine for treating objects, in particular bottles, equipped with said gripping clamp |
| 10/17/1991 | DE4104795A1 Cleaning pipes and ducts - involves valve which also stems flow of or diverts water in them |
| 10/17/1991 | DE4011499A1 Locking and cleaning mechanism - for bottles, ampoules, vials or phials |
| 10/17/1991 | DE4010615A1 Method of cleaning dentists equipment - involves injecting cleaning medium which dissolves material deposits in tubes |
| 10/16/1991 | CN1055387A High-efficiency grease stain and scale cleaning agent |
| 10/15/1991 | US5056716 Tank washer |
| 10/15/1991 | US5056587 Method for deslagging a boiler |
| 10/15/1991 | US5056265 Tube end abrading tool |
| 10/15/1991 | US5056176 Cutter assembly for rotary drain cleaner |
| 10/15/1991 | CA1290714C Process for recovering crude oil or refinery products from sludgy thickened to compact, sedimented crude oil or refinery products, as well as apparatusfor performing the process |
| 10/12/1991 | WO1991015691A1 Device for controlling flow |
| 10/12/1991 | WO1991015310A1 Devices and machine for treating bottles |
| 10/10/1991 | DE4010855A1 Pig insertion and capture assembly - to remove industrial residues from pipes |
| 10/10/1991 | DE4010617A1 Rinsing hoses, suction channels and hollow needles in dentistry - connecting suction hose(s) joining or pressed onto tap connector(s) for short time to draw wadding or liq. through system |
| 10/09/1991 | EP0450477A2 Dosing apparatus |
| 10/09/1991 | EP0450277A2 Transfer station connected to machines for treating bottles |
| 10/08/1991 | US5055219 Containing quaternary ammonium compound with organic counterion mixture of sulfonate and carboxylate |
| 10/08/1991 | US5054976 Inside processing apparatus |
| 10/08/1991 | US5054155 Apparatus for cleaning passageways in metal castings |
| 10/02/1991 | CN2085684U Multifunctional cleaner |
| 10/02/1991 | CN1014160B Residual asphalt removing method and device for pipeline |
| 10/01/1991 | US5052423 Hydrocleaning of the exterior surface of a pipeline to remove coatings |
| 10/01/1991 | US5052422 All weather apparatus for cleaning pipe threads |
| 09/26/1991 | DE4009406A1 Cleaning residues from reusable plastic containers |
| 09/25/1991 | EP0447954A2 Spray-station |
| 09/25/1991 | EP0447827A1 Method and apparatus for the automatic recycling of plastic bottles |
| 09/25/1991 | EP0447665A2 Method for the removal of labels and sheet cuts off containers, in particular off bottles |
| 09/24/1991 | US5051193 Waste water treatment process |
| 09/24/1991 | US5050628 Tank entry procedure and apparatus |
| 09/14/1991 | CA2038190A1 Apparatus and related method for the removal of labels and foil tags adhering to containers, in particular, to bottles |
| 09/12/1991 | DE4106088A1 Flushing and emptying tank - involves port with filter connecting main part to fresh-water tank with pump |
| 09/11/1991 | CN2084396U Air-storage sprayer |
| 09/10/1991 | WO1991013699A1 Process and arrangement for cleaning of pipelines |
| 09/10/1991 | CA1288554C Cleaning pig with debris flushing action |
| 09/03/1991 | US5045352 Treatment with pressurized air, pressurized acid, drying, coating with plastic |
| 08/28/1991 | EP0443290A2 Drain cleaning machine |
| 08/28/1991 | EP0443109A1 Device for cleaning of sewer conduits |
| 08/28/1991 | CN2083517U Gun type rapid drilling pipe dredger |
| 08/27/1991 | US5042515 Operator protection for high pressure hose machines |
| 08/22/1991 | WO1991012380A1 Transportable device for removing deposits and blockages in sanitary pipes |
| 08/22/1991 | CA2035858A1 Device for cleaning a sewer |
| 08/22/1991 | CA2010630A1 Life saver chimney cleaner |
| 08/21/1991 | CN2083081U Rapid high-pressure cleaning device of motorcycle oil-line |
| 08/21/1991 | CN2083080U Hand air-pressure sewage cleaning device |
| 08/20/1991 | US5041165 Pressurized system with vacuum line for pickup of liquids and dislodged impurities, separating, recycling |
| 08/20/1991 | US5040923 Apparatus for the preventing of marine growth of offshore structures |
| 08/20/1991 | US5040259 Fire hose washing apparatus |
| 08/14/1991 | EP0441415A2 Inside processing apparatus |
| 08/14/1991 | EP0440976A1 Transportable device for removal of depositions and cloggings in sanitary pipelines |
| 08/14/1991 | CN2082648U Semi-automatic distilled water bottle-irrigating device |
| 08/14/1991 | CN2082647U Cleaning machine for cylinder block |
| 08/14/1991 | CN2082646U Dirty removing machine in pipeline |
| 08/13/1991 | US5038917 Apparatus for conveying bottles to a bottle processing machine |
| 08/13/1991 | US5038810 Boom operated chute cleaning device |
| 08/13/1991 | US5038525 Pipe polishing apparatus and method |
| 08/08/1991 | DE4022486C1 Bottle reverser or inverter - uses gripping head opened and closed by first cam and swivelled by second cam |
| 08/07/1991 | EP0440589A1 Device for washing containers, in particular containers for agricultural chemicals for use in a spraying machine |
| 08/06/1991 | US5037486 Computer controlled, self-propelled, pump with remote expulsion of sludge |
| 08/01/1991 | CA2035307A1 Apparatus for spraying a liquid in a tank |
| 07/31/1991 | CN2081765U Cleaner for exhaust pipe of waste gas |
| 07/31/1991 | CN2081764U Guider for dredging elbow of water pipe |
| 07/30/1991 | US5035796 Liquid line chlorine cleaner |
| 07/30/1991 | US5035256 Two-way valve for fitting to the downstream end of a fluid distribution pipe adapted to be cleaned by scraping |
| 07/30/1991 | US5035021 Scraper for liquid distribution pipes, especially for petroleum products |
| 07/25/1991 | DE4037537A1 Supplying bottles to bottle cleaning machines - involves temporary break in drive of chain during transfer of bottles |
| 07/25/1991 | CA2008598A1 Tube-cleaning apparatus |
| 07/24/1991 | EP0437733A1 Cleaning and emptying system for fluid conduits, especially for beverage conduits in tapping installations |
| 07/23/1991 | US5034067 Process and apparatus for koshering containers |
| 07/23/1991 | US5034065 Method for washing storage batteries |
| 07/23/1991 | US5033545 Conduit of well cleaning and pumping device and method of use thereof |
| 07/23/1991 | US5033492 Rinsing apparatus for containers |
| 07/20/1991 | WO1991011270A1 Cleaning device |
| 07/20/1991 | CA2074247A1 Cleaning device |
| 07/17/1991 | CN2080872U Portable cleaner for oil pipe |
| 07/16/1991 | US5032185 Method and apparatus for removing paraffin from a fouled pipeline |
| 07/16/1991 | US5031276 Drain cleaning machine |
| 07/16/1991 | US5031263 Drain cleaning machine |
| 07/09/1991 | US5030291 Method for cleaning concentric columns |
| 07/09/1991 | US5029621 Push back procedure for preventing drop-former droplet formation in a vacuum assisted solution transfer system with upstream occulusion |
| 07/09/1991 | CA1285853C Apparatus and process for treating the surfaces of tubular members with liquids |
| 07/09/1991 | CA1285718C Vane for underliquid cleaning device |