| Patents for B08B 7 - Cleaning by methods not provided for in a single other subclass or a single group in this subclass (12,806) |
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| 08/31/1993 | US5240507 Cleaning method and system |
| 08/24/1993 | US5238503 Device for decontaminating a semiconductor wafer container |
| 08/19/1993 | WO1993015646A1 A water suction device for scrubbing machines and the like |
| 08/18/1993 | EP0555789A1 Photographic film cleaner |
| 08/17/1993 | US5236602 Exposure to ultraviolet radiation |
| 08/17/1993 | US5236512 Waste oxidation with reactive gas and removal; handles |
| 08/05/1993 | WO1993014887A1 Method and device for removing ash deposits from the surfaces of technological installations |
| 08/05/1993 | WO1993014850A1 Method of removing liquid from a recess of an article |
| 08/04/1993 | EP0554026A1 Method and apparatus for removing oil from articles |
| 08/03/1993 | US5233467 Supersonic water-drop-removing mirror assembly and water drop removing method including a vibrating unit sandwiched by a mirror holder at nodes of a generated standing wave |
| 08/03/1993 | US5232512 Contacting the outer surface of substrate, melt locally upon contact and refreeze to capture particulate contaminants; an inert gas counter current flow against dry ice is supplied to remove carbon dioxide, impurities and small dry ice particles |
| 07/22/1993 | WO1993014250A2 Process for surface treatment with ions |
| 07/13/1993 | US5226969 No solvent, printed circuit boards |
| 07/09/1993 | CA2059023A1 Method and device for treating waste |
| 07/08/1993 | WO1993013531A1 Method of treating a surface contaminated with radionuclides |
| 07/08/1993 | WO1993012942A1 Method and system for removing a coating from a substrate using radiant energy and a particle stream |
| 07/08/1993 | WO1993012905A1 Ablative coating removal method and system using pulsed light and optical feedback |
| 07/08/1993 | CA2125678A1 Ablative coating removal method and system using pulsed light and optical feedback |
| 07/08/1993 | CA2093329A1 Method of treating a surface |
| 07/06/1993 | US5225173 Chelation, crown ethers |
| 06/30/1993 | EP0536118A4 Apparatus and method for removing oil spots from a surface |
| 06/24/1993 | WO1993012161A1 Method for removing residual additives from elastomeric articles |
| 06/24/1993 | CA2125965A1 Method for removing residual additives from elastomeric articles |
| 06/23/1993 | EP0547088A1 Cooking equipment pretreatment composition and method of use |
| 06/08/1993 | US5217925 Apparatus and method for cleaning semiconductor wafers |
| 06/01/1993 | USH1197 Controlled heating of gas to vaporize contaminants; temperature range controlled to prevent damage to fabrics and plastics; discharging |
| 06/01/1993 | US5215592 Dense fluid photochemical process for substrate treatment |
| 05/25/1993 | US5213619 Processes for cleaning, sterilizing, and implanting materials using high energy dense fluids |
| 05/19/1993 | EP0541892A2 Process of de-oiling and cleaning material covered with greasy and/or oily substances |
| 05/15/1993 | CA2082837A1 Methods of cleaning containers |
| 05/13/1993 | WO1993008933A1 Improved cleaning method and system |
| 05/11/1993 | US5209028 Apparatus to clean solid surfaces using a cryogenic aerosol |
| 04/27/1993 | US5205857 Placing object in enclosed atmosphere, heating and evacuating to evaporate and recover adhered substance |
| 04/22/1993 | DE4208169A1 Method of removing micro-fine foreign bodies from surface - involves wetting surface with water, freezing and subsequently thawing |
| 04/22/1993 | DE4134731A1 Method of removal of grease and paint from workpieces - uses jets of liquid carbon di:oxide to avoid production of harmful vapour |
| 04/20/1993 | US5204506 Plasma pinch surface treating apparatus and method of using same |
| 04/14/1993 | EP0536118A1 Apparatus and method for removing oil spots from a surface. |
| 04/13/1993 | US5202008 Method for preparing a shield to reduce particles in a physical vapor deposition chamber |
| 04/13/1993 | US5201411 Apparatus for cleaning a prosthesis |
| 04/13/1993 | CA1315920C Method and apparatus for cleaning a long metal substrate, such as a wire, a band, a cord, etc., as well as substrates cleaned according to that method and objects of polymer material reinforced with such substrates |
| 04/08/1993 | DE4132561A1 Microwave energy stimulated plasma discharge to purify semiconductor wafers - by prodn. of excited intermediates from halogen(s) and noble gases which react with impurities, forming volatile cpds. |
| 04/07/1993 | EP0535680A1 System and method for precision cleaning by jet spray |
| 04/07/1993 | EP0535568A1 Metal strip surface cleaning apparatus |
| 04/07/1993 | EP0535252A1 Method of cleaning reflector mirror in optical dew point meter and an optical dew point meter equipped with a cleaning device. |
| 04/06/1993 | US5199159 Provides reproducible undamaged specimen of each board layer of the original wiring board |
| 03/25/1993 | DE4231306A1 Cleaning polymer contaminated machine parts - involves heating parts in autoclave and removing residuum of polymer thermal breakdown by flushing with superheated steam |
| 03/23/1993 | US5196648 Method for deslagging a cyclone furnace |
| 03/16/1993 | US5193738 Methods and apparatus for soldering without using flux |
| 03/16/1993 | CA1314451C Cleaning unit |
| 03/10/1993 | EP0530405A1 Process and apparatus for cleaning used containers using vacuum evaporation |
| 03/03/1993 | EP0529363A1 Method for removing an adhered coating |
| 02/25/1993 | DE4209052A1 Microbial degreasing without separate waste water treatment - using microorganisms for grease and oil removal and decomposition |
| 02/18/1993 | DE4137152C1 Device for cleaning metal articles with organic substance e.g. paint - has fluidised bed reactor filled with fluidising medium e.g. heated sand |
| 02/16/1993 | US5186978 Protective coating and method of using such coating |
| 02/09/1993 | US5185296 Forming thin film of radiation senstive material, irradiating, contacting with liquefied gas or supercritical fluid |
| 02/09/1993 | US5185043 Strain relief annealing applying ultra-sonic vibrations to surface after secondary recrystallization annealing |
| 01/05/1993 | US5176791 Method for forming carbonaceous films |
| 12/30/1992 | EP0520847A1 Process for working with a laser in a contaminated zone of a nuclear power plant and device for carrying out the process |
| 12/29/1992 | US5174856 Stripping by exposure to oxygen and ammonia gas |
| 12/27/1992 | CA2070265A1 Laser processing within contaminated zones of a nuclear plant, and equipment therefore |
| 12/23/1992 | EP0519050A1 Method of manufacturing chemicals |
| 12/16/1992 | EP0518653A1 Method and composition using densified carbon dioxide and cleaning adjunct to clean fabrics |
| 12/16/1992 | EP0397826B1 Cleaning process using phase shifting of dense phase gases |
| 12/15/1992 | US5172024 Device for the removal of the ice formed on the surface of a wall, notably an optical or radio-electrical window |
| 12/15/1992 | CA2070760A1 Method and composition using densified carbon dioxide and cleaning adjunct to clean fabrics |
| 12/10/1992 | WO1992022087A1 Method for cleaning and apparatus thereof |
| 12/08/1992 | US5168727 Method and device for treating waste |
| 12/02/1992 | EP0516369A1 Method and apparatus for deslagging a cyclone furnace |
| 12/02/1992 | EP0515488A1 Improved installation for wafer transfer and processing |
| 11/17/1992 | US5163458 Method for removing contaminants by maintaining the plasma in abnormal glow state |
| 10/28/1992 | EP0510503A2 Process for the treatment of surfaces |
| 10/27/1992 | US5158100 Wafer cleaning method and apparatus therefor |
| 10/21/1992 | CN2119276U Screw cleaner for dirt adhered on surface of solid |
| 10/19/1992 | WO1992018855A1 Method of cleaning reflector mirror in optical dew point meter and an optical dew point meter equipped with a cleaning device |
| 10/19/1992 | CA2085612A1 Method of cleaning reflector mirror in optical dew point meter and an optical dew point meter equipped with a cleaning device |
| 10/07/1992 | EP0507641A1 Process and equipment for working with a laser in a contaminated area of a nuclear plant |
| 10/06/1992 | CA2062623A1 Laser equipment and process for the contaminated zone of a nuclear installation |
| 10/01/1992 | WO1992016335A1 Method and machine for the fettling of parts in a rotary drum |
| 10/01/1992 | WO1992016314A1 A device for cleaning objects, preferably of metal |
| 10/01/1992 | WO1992016139A1 Water suction mechanism |
| 09/29/1992 | US5151135 Method for cleaning surfaces using UV lasers |
| 09/29/1992 | US5151134 Method and a device for cleaning a surface with a laser |
| 09/23/1992 | CN1064642A Vacuum presses, in particular for ceramic masses |
| 09/16/1992 | EP0503335A1 Vacuum press, in particulier for ceramic materials |
| 09/16/1992 | CN1064423A Method for washing yellowed substance on tablet with copper inscription |
| 09/15/1992 | US5147466 Method of cleaning a surface by blasting the fine frozen particles against the surface |
| 09/15/1992 | US5147465 Method of cleaning a surface |
| 09/08/1992 | US5145649 Apparatus for cleaning an optical element for use with a radiation beam |
| 08/20/1992 | WO1992014558A1 Process for cleaning workpieces contaminated with organic matter |
| 08/20/1992 | CA2103909A1 Cleaning of workpieces having organic residues |
| 08/11/1992 | US5137793 Cooking equipment pretreatment composition and method of use |
| 07/30/1992 | DE4101957A1 Treatment of surfaces e.g. metal surfaces - using vortex-bed reactor in which filling is mixt. of inorganic and organic granulated substance and is environmentally friendly |
| 07/28/1992 | US5133792 Process for refining diamonds |
| 07/23/1992 | WO1992011931A1 Method of manufacturing chemicals |
| 07/16/1992 | DE4128043A1 Removal device for paint from metal items - delivers retort fumes to after-burner chamber via solids filter |
| 07/15/1992 | EP0494451A1 Method and apparatus for cleaning a mixer |
| 07/14/1992 | US5129198 Cleaning device for semiconductor wafers |
| 07/08/1992 | EP0493688A2 Process and culture medium for elemination of nitrates from inorganic building materials or from loose material |
| 07/01/1992 | EP0493278A1 Method of cleaning the surface of a substrate by a plasma |
| 07/01/1992 | EP0492268A1 Method for removing paint from products |