| Patents for B08B 9 - Cleaning hollow articles by methods or apparatus specially adapted thereto (21,169) |
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| 09/05/1990 | EP0385561A1 Device for cleaning the surface of a hot upturned end of a tube |
| 09/05/1990 | CN2061492U Air-pressure pipe dredger |
| 09/05/1990 | CN2061491U Cleaning ball sending unit for oil gas collecting or delivering pipe |
| 09/04/1990 | US4953496 High pressure water jet cleaner and coating applicator |
| 08/30/1990 | DE3906124A1 Enzyme-based pipe cleaning composition |
| 08/29/1990 | EP0384690A1 Tank washer |
| 08/29/1990 | EP0384519A2 Apparatus and method for the internal cleaning of a pipe |
| 08/29/1990 | EP0383893A1 System for monitoring the location within pipes of moving metallic cleaning devices |
| 08/28/1990 | US4951877 High-versatility device for cleaning surface by means of a liquid jet |
| 08/28/1990 | US4951344 Beverage can cleaning device |
| 08/28/1990 | CA1273163A1 Multiple use drain cleaning apparatus |
| 08/28/1990 | CA1273162A1 Apparatus for flushing a piping system |
| 08/28/1990 | CA1273161A1 Pipe cleaning machine |
| 08/22/1990 | EP0382985A1 Gas purge system |
| 08/16/1990 | EP0381841A1 Method and device for cleaning and sterilizing containers |
| 08/15/1990 | CN2060373U Portable manual pipeline dredging machine |
| 08/14/1990 | US4948519 Inclining container towards outlet, charging residual liquid with pulsating compressed gas to break up sedimented solids |
| 08/14/1990 | CA1272775A1 Apparatus for detecting defects on bottle mouth with screw thread |
| 08/14/1990 | CA1272564A1 Sludge remover and processor |
| 08/09/1990 | WO1990009556A1 Apparatus for cleaning the inner surfaces of tubes in operating multi-tube heat transfer devices |
| 08/09/1990 | CA2024105A1 Apparatus for cleaning the inner surfaces of tubes in operating multi-tube heat transfer devices |
| 08/08/1990 | EP0381489A2 Tank entry procedure and apparatus |
| 08/08/1990 | EP0381488A2 Method for the recovery of black oil residues |
| 08/08/1990 | EP0381126A2 Transport device for products |
| 08/08/1990 | EP0256550B1 Loading table for container handling machines |
| 08/08/1990 | CN2060093U Motorcycle pipe dredging machine |
| 08/08/1990 | CN1044534A Method of distinguishing retrieval bottles and cans |
| 08/07/1990 | US4945933 Liquid circulator useful for dispersing sediment contained in a storage tank |
| 08/07/1990 | US4945597 Rotary cleaning device |
| 08/07/1990 | CA1272433A1 Cleaning method |
| 08/02/1990 | DE3902366A1 Method and device for cleaning and regulating the pressures in piping systems |
| 08/01/1990 | EP0379882A2 Cleaning system for pipelines |
| 08/01/1990 | EP0379594A1 Gas supply pipeline system for process equipment |
| 08/01/1990 | CA2008086A1 Method for the recovery of black oil residues |
| 08/01/1990 | CA2008082A1 Tank entry procedure and apparatus |
| 07/31/1990 | US4944832 Label peeler |
| 07/31/1990 | US4944810 Moving along two separate circular routes |
| 07/31/1990 | US4944320 Chemical control of root growth in sewers and the like |
| 07/31/1990 | US4944258 Operator protection for high pressure hose machines |
| 07/31/1990 | CA1272118A1 Process and installation for the treatment of a storage site |
| 07/25/1990 | CN1044115A Decoking equipiment and method of utilization |
| 07/24/1990 | US4943713 Bottle bottom inspection apparatus |
| 07/24/1990 | CA1271902A1 Cleaning head for apparatus for cleaning a body of liquid |
| 07/20/1990 | WO1990007990A1 Method for discriminating recovered containers |
| 07/18/1990 | EP0378480A1 Device for inspecting the interiors of conduits |
| 07/17/1990 | US4941593 Cleaning system for beverage delivery conduits |
| 07/17/1990 | US4941493 Device for washing and drying the inside tank of a tanker truck |
| 07/17/1990 | US4941491 Method and apparatus for cleaning containers |
| 07/11/1990 | EP0377367A1 Method and device for cleaning the outer surfaces of cylindrical objects, especially those of gas bottles |
| 07/05/1990 | DE3938379A1 Test appts. for bottles - consists of microwave transmitter and receiver using slot-antennae high frequency oscillator and processor |
| 07/05/1990 | DE3933070A1 Bottle cleaning machine with transport chains - has additional spray station between pre-soak and soaking lye containers |
| 07/04/1990 | EP0376796A1 Pig for a liquid-distribution piping, especially for hydrocarbon products |
| 07/04/1990 | CN2058867U Combined worm wheel pipe cleaning device |
| 07/03/1990 | US4938246 Cleaning tool for a valve manifold |
| 07/03/1990 | US4938167 Self-propelled vehicle for use in pipes |
| 07/03/1990 | US4937907 Cleaning plug assembly |
| 06/28/1990 | WO1990006817A1 Ultrasound generator and its use |
| 06/27/1990 | EP0375592A1 Retainer mechanism for drain cleaner drum |
| 06/27/1990 | EP0375533A1 Pig pipe-line for fluid distribution comprising a 3-way valve |
| 06/27/1990 | EP0375532A1 2-Way valve to be installed downstream in a fluid distribution pig pipe-line |
| 06/27/1990 | EP0375263A2 Apparatus and method for in-place cleaning and priming of a nozzle assembly |
| 06/26/1990 | US4936442 Combination box beam carrier for nonmetallic container pockets |
| 06/21/1990 | DE3940444A1 Pivoting brush for engaging radial discharge tube surface - in sewage sedimentation tank is suspended from slider below rotating arm |
| 06/20/1990 | EP0374068A1 Automatic machine for rinsing and sterilizing bottles |
| 06/20/1990 | CN1043097A Methot for removing substance cohered or frozen on wall of container |
| 06/14/1990 | WO1990006190A1 Apparatus for use in and a method of removing asbestos |
| 06/12/1990 | US4933018 High pressure hose pulsation cleaning method |
| 06/08/1990 | CA2004577A1 Apparatus for use in and a method of removing asbestos |
| 06/06/1990 | EP0371859A1 Cleaning method for tubes |
| 06/06/1990 | CN1042747A Apparatus for the combatting of marine growth on offshore structures |
| 06/06/1990 | CN1042672A Washing process of container and its equipment |
| 06/05/1990 | US4930614 Receptacle handling machine |
| 06/05/1990 | US4930531 Device for cleaning the inside of a container with a jet of liquid |
| 06/05/1990 | CA1270009A1 Apparatus for transferring articles, especially bottles |
| 06/01/1990 | CA2004307A1 Tube cleaning process |
| 05/30/1990 | EP0370762A1 Method of cleaning power generation turbine of nuclear power generation equipment |
| 05/30/1990 | EP0370303A2 Nuclear fuel rod wiping apparatus |
| 05/30/1990 | CN1042594A Method of and apparatus for cleaning liquid circling-runing tube and use of same in heat exchanger |
| 05/23/1990 | EP0369851A1 Cleaning device for a tube wherein a fluid is circulating |
| 05/23/1990 | EP0369170A1 Container-cleaning machine, particularly for bottles |
| 05/16/1990 | CN2057118U Spring-type dredging device for pipe-line |
| 05/15/1990 | US4925496 Evacuation method for motor operated valves lubricant |
| 05/15/1990 | CA1268999A1 Method for removing deposits on boiler tubes |
| 05/10/1990 | DE3836277A1 Manipulator arm |
| 05/08/1990 | US4923120 Nozzle device |
| 05/08/1990 | US4923021 Combination bit for coking oven |
| 05/08/1990 | US4922937 Exhausting high speed gas; preventing shock waves by adding fluid to decelerate |
| 05/02/1990 | EP0365921A2 Device for navigating closed canals |
| 05/02/1990 | CN2056612U Screw tube body bottle washing machine |
| 05/02/1990 | CN1041713A Apparatus for flushing of hydraulic pipe system or like |
| 05/01/1990 | US4921546 High velocity steaming and simultaneous injection of deceleration fluid; pipes |
| 05/01/1990 | US4920994 Laser removal of sludge from steam generators |
| 05/01/1990 | US4920600 Pipe cleaner |
| 05/01/1990 | CA1268396A1 Apparatus for cleaning containers |
| 04/26/1990 | DE3836278A1 Device for blasting, or the like, the inner surfaces of channels with granular material |
| 04/25/1990 | CA2001305A1 Vehicular device designed to operate in enclosed canals |
| 04/24/1990 | US4919163 Device and method for flushing fluid lines |
| 04/24/1990 | US4919154 Pipe purging assembly and method therefor |
| 04/19/1990 | WO1990003852A1 Electrodynamic pulse emitter |
| 04/18/1990 | EP0364108A1 Transmission assembly for use with double block and bleed system |