Patents
Patents for B08B 7 - Cleaning by methods not provided for in a single other subclass or a single group in this subclass (12,806)
02/1991
02/07/1991WO1991001183A1 Device for cleaning internal surface of pipes
02/05/1991US4990192 Method of removing lint, hair and other particulate matter from fabric
01/1991
01/24/1991DE3923685A1 Green decontamination of workpieces - in plasma furnace with oxygen filling instead of solvent o chloro-fluoro-hydrocarbon(s)
01/22/1991US4987286 Method and apparatus for removing minute particles from a surface
01/15/1991US4984597 Apparatus for rinsing and drying surfaces
01/09/1991CN1048339A Process for cleaning surface of materials and device for carrying out this process, employing focussing of pulsed laser with short pulses on surface to be cleaned
01/08/1991US4982469 Apparatus for cleaning surface of sheet
12/1990
12/25/1990US4980536 Removal of particles from solid-state surfaces by laser bombardment
12/12/1990EP0401291A1 Texture removal apparatus
12/04/1990US4974494 Knocking device with autocontrol
12/04/1990US4974375 Ice particle forming and blasting device
11/1990
11/27/1990US4972677 Method of supplying liquefied carbon dioxide substantially free of particles
11/15/1990WO1990013910A1 Method and apparatus for processing materials
11/14/1990CN1046915A Glass-like polysaccharide abrasive grit
11/07/1990EP0396226A2 Glass-like polysaccharide abrasive grit
10/1990
10/16/1990US4962776 Removing the frozen film and entrapped microparticles, purification
10/14/1990WO1990011931A1 Method and device for removing of sediment from the surface of thim-walled constructions
10/14/1990CA2031194A1 Method for removing deposits from surfaces of thin-walled structures and a device for effecting same
10/10/1990EP0391035A2 Dense fluid photochemical process for substrate treatment
10/03/1990CA2009748A1 Dense fluid photochemical process for substrate treatment
09/1990
09/11/1990US4956042 Process and apparatus for embrittling and subsequently removing an outer protective coating of a pipe or pipeline
08/1990
08/29/1990CN2061097U Device for blowing, drying, dust-absortion and cleaning inside of electronic instrument
08/16/1990EP0381841A1 Method and device for cleaning and sterilizing containers
08/14/1990US4947940 Apparatus and method for removing oil spots from a surface
08/14/1990US4947532 Scaler holder
08/09/1990WO1990008634A1 Harvester for removing a substance from a plate
08/07/1990US4945597 Rotary cleaning device
08/01/1990EP0380387A1 Surface cleaning with a laser
07/1990
07/26/1990DE4001224A1 Material web surface cleaning - by specified dust removal roller and roller cleansing pad
07/26/1990DE4000754A1 Hard deposit removal for vehicle support - is carried out by laser directed at interface defined by sensing unit
07/24/1990US4942982 Silo cleaning apparatus
07/18/1990WO1990007988A1 Method for cleaning a surface with a laser
07/11/1990CN1043643A Apparatus for cleaning surface dirt
07/10/1990US4940289 Scabbler for scabbling floors contaminated with hazardous materials
06/1990
06/26/1990US4936940 Equipment for surface treatment
06/20/1990CN1043097A Methot for removing substance cohered or frozen on wall of container
06/19/1990US4935115 Method and apparatus for cold sputter cleaning an elongated metal substrate
06/14/1990WO1990006195A1 A deburrer assembly for the removal of burrs and other defects from the surface of castings
06/14/1990WO1990006189A1 Cleaning process using phase shifting of dense phase gases
06/14/1990WO1990006188A1 Texture removal apparatus
06/13/1990CN1042851A Vibrating apparatus for removing surface dirt of article
06/12/1990US4932168 Processing apparatus for semiconductor wafers
06/07/1990CA2002066A1 Cleaning process using phase shifting of dense phase gases
05/1990
05/30/1990EP0370762A1 Method of cleaning power generation turbine of nuclear power generation equipment
05/23/1990EP0369351A2 Cleaning of parts affected by polymers
05/17/1990DE3838214A1 Process and apparatus for detaching coatings or the like
05/01/1990US4921545 Supported tool strikingly engages manganese dioxide; electrolytic cells
05/01/1990US4920995 Process for continuous strip pickling
05/01/1990US4920994 Laser removal of sludge from steam generators
04/1990
04/24/1990US4919161 Apparatus for removing residues from parts of plastics processing machines
04/24/1990US4919157 Method of cleaning metal components for cathode ray tubes
04/19/1990WO1990003854A1 Method for removal of materials stuck or frozen on the walls of receptacles
04/19/1990WO1990003852A1 Electrodynamic pulse emitter
04/17/1990US4917123 Apparatus for treating wafers with process fluids
04/11/1990CN2055749U Chest type shell cleaner
03/1990
03/27/1990US4911761 Process and apparatus for drying surfaces
03/08/1990WO1990002001A1 Process and apparatus for continuous strip pickling
02/1990
02/20/1990US4902350 Method for rinsing, cleaning and drying silicon wafers
02/13/1990US4900891 Laser ice removal system
02/13/1990US4899767 Method and system for fluid treatment of semiconductor wafers
01/1990
01/31/1990EP0352780A2 Device for the removal of dirt or other pollutions
01/31/1990CN1039298A Apparatus for cleaning metal chip from lubricant-coolant
01/30/1990CA1265209A1 Process to remove contaminants, particularly rust/from metallic surfaces
01/25/1990WO1990000812A1 Removal of surface contaminants by irradiation from a high-energy source
01/25/1990WO1990000700A1 Process for depolluting an appliance
01/23/1990EP0237550A4 Impact device.
01/18/1990DE3824014A1 Verfahren zum entsorgen eines geraetes A method for disposing of a device
01/10/1990EP0350021A2 Removal of surface contaminants by irradiation from a high-energy source
01/03/1990EP0348720A2 Method for the removal of layers adhering to the surfaces of walls
12/1989
12/20/1989CN1038036A Surface cleaning process by afterglow plasma
12/13/1989EP0345484A2 Knocker with self-control
11/1989
11/30/1989DE3915140A1 Apparatus for cleaning those parts of plastics processing machines on which remains of plastic adhere
11/29/1989EP0343413A2 Apparatus for cleaning elements of plastics processing machines on which plastic has stuck
11/28/1989US4883775 Process for cleaning and protecting semiconductor substrates
11/23/1989EP0343038A1 Surface cleaning method with a transported plasma
11/21/1989US4881978 Hand held swimming pool tile descaler
11/16/1989WO1989010803A1 Process for surface and fluid cleaning
11/15/1989EP0342163A1 A cleaning sheet
10/1989
10/11/1989EP0180617B1 Surface cleaning process
10/03/1989US4871897 Nozzle for laser processing
09/1989
09/21/1989DE3904969A1 Method for eliminating dust particles from surfaces in a gaseous environment
09/19/1989US4867796 Applying light absorbing agent; exposure to high-intensity flashes of broad-band light causes heating
09/19/1989US4867251 Impact device
09/13/1989EP0332356A2 Supply of carbon dioxide
09/07/1989DE3806232A1 Explosive method for cleaning steel pipes to which concrete has adhered
08/1989
08/31/1989DE3805435A1 Process and equipment for the thermal cleaning of coated workpieces
08/24/1989WO1989007492A1 Device for vibrational removal of dirt from the surface of articles
08/23/1989CN2043141U Double-crank chain cleaning machine
08/22/1989US4858264 Ultrasonic assisted protective coating removal
08/15/1989US4856544 Vessel and system for treating wafers with fluids
08/01/1989US4853081 Process for removing contaminant
07/1989
07/26/1989EP0266372A4 Rotary cleaning device.
07/25/1989US4850380 Entry/exit decontamination system using adsorbent powder
07/18/1989US4848379 Apparatus for and method of cleaning rotating parts of plastics processing machines
07/11/1989US4846425 Removing unwanted organic film from surfaces of space vehicles by oxidation
07/05/1989EP0323155A1 Method for producing low iron loss grain oriented silicon steel sheets
06/1989
06/20/1989US4840145 Process and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangers
06/14/1989CN2039237U In-situ cleaning and checking implement for gas-controlled insulator
06/14/1989CN1004474B Machine for removing burrs from slabs
06/13/1989US4838287 Method and device for electromagnetic removal of spatter on nozzle of arc welding torch