| Patents for B08B 9 - Cleaning hollow articles by methods or apparatus specially adapted thereto (21,169) |
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| 07/22/1992 | EP0494934A1 Apparatus and method for clearing sewers |
| 07/16/1992 | DE4114212C1 Water mains cleaner, using sudden pressure drop - has common magnetic control valve in front of branch supply pipe |
| 07/15/1992 | EP0494451A1 Method and apparatus for cleaning a mixer |
| 07/15/1992 | EP0494334A1 Method for cleaning porous ceramic filters |
| 07/15/1992 | CN2109898U Easy pulling apparatus |
| 07/15/1992 | CN2109897U Piston drill pipe descaling machine |
| 07/15/1992 | CN1062682A Pipeline dredging unit |
| 07/14/1992 | US5129957 Method for cleaning sewers |
| 07/14/1992 | US5129413 Self washing storage tank |
| 07/14/1992 | US5129355 High pressure water jet cleaner and coating applicator |
| 07/09/1992 | DE4200292A1 Cleaning-polishing device for surfaces of blanks - has constant circulation of working blades |
| 07/09/1992 | CA2059045A1 Centrifugal mechanical descaling and polishing machine |
| 07/08/1992 | EP0494075A1 Rotary rinse nozzle for aircraft waste tanks |
| 07/08/1992 | EP0493599A1 Apparatus for automatically switching pipe lines in liquid processing plant |
| 07/08/1992 | CN2109270U Vacuum pressure type pipe dredging and cleaning machine |
| 07/08/1992 | CN2109269U Fan type negative pressure pipe dredging machine |
| 07/08/1992 | CN2109268U Flexible spring claw |
| 07/07/1992 | US5127961 Method and apparatus for forming a frothed fluid slug for pipe cleaning |
| 07/07/1992 | US5127125 Pipeline scraper |
| 07/02/1992 | DE4040944A1 Process for high pressure flush cleaning of casks etc. - involves recycling of hot water solution after purification by sedimentation and steam distillation |
| 07/01/1992 | EP0492043A2 Method for recycling treatment of refuse of plastic molded articles and apparatus therefor |
| 06/30/1992 | US5125425 Cleaning and deburring nozzle |
| 06/30/1992 | CA1304205C Method of manufacturing a pipeline pig having a rough textured surface |
| 06/25/1992 | DE4040553A1 Appts. for cleaning inside of vessel, esp. mixing vessel - has upright, stationary support frame, fork on foot of support frame and cleaning cover |
| 06/23/1992 | US5123993 Method and apparatus for the automatic recycling of plastic bottles |
| 06/17/1992 | EP0490117A1 Method for cleaning a pipe |
| 06/17/1992 | EP0489862A1 Chemical vapor deposition system cleaner. |
| 06/17/1992 | EP0467962A4 Foundation drain cleaning apparatus and method |
| 06/17/1992 | EP0305483B1 Flexible lance for steam generator secondary side sludge removal |
| 06/17/1992 | CN2107328U Strong pipe dredging gun |
| 06/17/1992 | CN2107327U Drilling tool for removing hard scale from inner tube |
| 06/17/1992 | CN2107326U High-pressure efflux semi-automatic cleaning device |
| 06/16/1992 | US5122285 Pool cleaning method and apparatus |
| 06/16/1992 | US5122193 Cleaning module for towing through pipeline |
| 06/16/1992 | CA1303574C Method and an arrangement on packing machines |
| 06/11/1992 | DE4039082A1 Cleaning device for wash basin and bath outlets - has spinning water jet working like drill through any blockage |
| 06/11/1992 | DE4038994A1 Verfahren zum ermitteln einer messgroesse und messanordnung A method for determine a variable and test setup |
| 06/11/1992 | DE4038376A1 Safety device for coupled sections of pressurised pipeline - comprises cover for coupling bolts which is movable between locked and working positions according to pressure |
| 06/10/1992 | CN2106669U Pipe-cleaning machine |
| 06/09/1992 | US5119602 Tool for cleaning and abrading |
| 06/09/1992 | CA1302809C Boiler tube wall inspection system |
| 06/07/1992 | WO1992010745A1 Process for finding a measurement and measuring installation |
| 06/07/1992 | CA2075034A1 Method for determining a measurable variable and measuring arrangement |
| 06/04/1992 | DE4037944A1 Hand working and/or cleaning device for inner or outer threads - has brush elements rotated by motor drive and freely rotatable tubular body in housing |
| 06/04/1992 | DE4037899A1 Cleaning device for well shaft - includes perforated or slotted well tube with sealed treatment chamber and pressure pump |
| 06/03/1992 | EP0487826A1 Truck equipped for automatically washing refuse containers |
| 06/03/1992 | CN2106012U Electric wheel type dredging machine for pipeline |
| 06/02/1992 | US5117857 Transfer and rinse unit |
| 06/02/1992 | CA1302024C Method and apparatus for cleaning conduits |
| 05/29/1992 | WO1992008591A1 Machine for recycling plastic containers, in particular bottles |
| 05/27/1992 | EP0487488A2 Method, cleaning agent, cleaning bodies and use of a cleaning agent for the cleaning of workpieces |
| 05/27/1992 | EP0487214A1 Beverage dispensing system cleaning apparatus |
| 05/27/1992 | EP0486821A2 Device for cleaning of pipes |
| 05/26/1992 | US5115987 Method for separation of beverage bottle components |
| 05/26/1992 | US5115532 Apparatus for freeing obstructions formed in a hollow surgical suction implement |
| 05/20/1992 | CA2055754A1 Beverage dispensing system cleaning apparatus |
| 05/19/1992 | US5114685 Catalyst recovery trough for unloading multi-tube reactors with maximum dust containment |
| 05/19/1992 | US5113895 Three way valve and distribution pipe comprising same, both adapted to be cleaned by scraping |
| 05/19/1992 | US5113885 Pipe cleaning apparatus |
| 05/19/1992 | US5113545 Bottle duster with belt brushes |
| 05/19/1992 | US5113544 Pipeline pig |
| 05/19/1992 | CA1300824C Automated sewer cleaning rodding machine |
| 05/06/1992 | EP0484042A1 Method for removing sludge and deposits from the interior of a heat exchanger vessel |
| 05/06/1992 | CN2103383U Pipe cleaning device with running water pressure |
| 05/05/1992 | US5109567 Duct air sweeper |
| 05/05/1992 | US5109562 Chemical vapor deposition system cleaner |
| 04/29/1992 | EP0483059A1 Apparatus for cleaning tubular devices |
| 04/29/1992 | EP0482165A1 Laboratory washing device with swirling current |
| 04/28/1992 | US5108512 Cleaning of CVD reactor used in the production of polycrystalline silicon by impacting with carbon dioxide pellets |
| 04/28/1992 | US5107980 High speed screw feeder device for shaped containers or bottles in glass or plastic material |
| 04/28/1992 | US5107879 Rail tank car cleaning system |
| 04/28/1992 | US5107875 Apparatus for flushing of hydraulic pipe systems or the like |
| 04/28/1992 | US5107873 Chamber cleaning apparatus and method |
| 04/28/1992 | US5107568 Duct sweeper |
| 04/28/1992 | CA1299324C Oscillating line travel pipe cleaning machine |
| 04/22/1992 | CN2102165U Multi-purpose spray valve |
| 04/21/1992 | US5106428 Method for cleaning containers |
| 04/21/1992 | US5105504 Apparatus and method for opening drains |
| 04/21/1992 | US5105498 Device for cleaning a sewer |
| 04/15/1992 | EP0480771A1 Process for running scrapers for subsea lines |
| 04/14/1992 | US5103524 Apparatus for cleaning the inner surfaces of tubes in operating multi-tube heat transfer devices |
| 04/14/1992 | CA1298801C Method of controlling the composition of a stable microbial mixed biocenosis |
| 04/10/1992 | CA2052861A1 Multi-step combined mechanical/thermal process for removing coatings from steel substrates with reduced operating and capital costs and with increased refrigeration speed and efficiency |
| 04/08/1992 | EP0478922A1 Cleaning of the exterior surface of a pipeline to remove coatings |
| 04/05/1992 | WO1992005888A1 Arrangement for cleaning of pipelines |
| 04/02/1992 | WO1992004994A1 Apparatus for the cleaning of a closed compartment |
| 04/01/1992 | EP0478104A2 Cleaning nozzle |
| 03/31/1992 | US5099537 Combination cleaner and reamer for tubes and fittings |
| 03/25/1992 | EP0335958B1 System for cleaning adhesive applying devices |
| 03/24/1992 | CA1297826C Process for decoking a delayed coker using a flexible pipe and apparatusthereof |
| 03/19/1992 | WO1992004136A1 Treatment element and method for treating the inside of pipes |
| 03/19/1992 | WO1991016979A3 Laboratory washing device with swirling current |
| 03/18/1992 | EP0475924A1 Flush apparatus for watering systems |
| 03/18/1992 | EP0475806A2 Laser-worktool, especially for the cleaning of a tube of a nuclear reactor |
| 03/18/1992 | EP0321570B1 Pneumatic chuck |
| 03/17/1992 | US5096262 Device for enlarging a chimney |
| 03/17/1992 | US5096122 Spray nozzle |
| 03/17/1992 | US5095929 Interior |
| 03/17/1992 | US5095926 Apparatus for washing storage batteries |
| 03/17/1992 | US5095572 Automated cleaning device for beverage drafting and dispensing systems |