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Class Information
Number: 134/22.15
Name: Cleaning and liquid contact with solids > Processes > Hollow work, internal surface treatment > Pipe, tubing, hose, or conduit > With steam utilization
Description: Subject matter wherein the process includes at some stage the use of water in its gas or vapor form.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7287534 |
Cleaning of apparatus in which meth(acrylic) acid-containing organic solvents have been treated and/or generated |
Oct. 30, 2007 |
| 7132017 |
Low-pressure cleaning system using high velocity high volume air |
Nov. 7, 2006 |
| 7017592 |
Regenerative fume-incinerator with on-line burn-out and wash-down system |
Mar. 28, 2006 |
| 6986817 |
Method of automatic cleaning of cooking cavities |
Jan. 17, 2006 |
| 6986815 |
Flow system flush process |
Jan. 17, 2006 |
| 6972056 |
Carbon nanotube purification |
Dec. 6, 2005 |
| 6936114 |
Steam cleaning system and method for semiconductor process equipment |
Aug. 30, 2005 |
| 6936112 |
Heat exchanger cleaning process |
Aug. 30, 2005 |
| 6929015 |
Process for the at least partial elimination of carbon deposits in a heat exchanger |
Aug. 16, 2005 |
| 6893509 |
Method of cleaning vessels in a refinery |
May. 17, 2005 |
| 6872263 |
Cleaning system and method for dynamic devices in a refinery |
Mar. 29, 2005 |
| 6860283 |
Method of cleaning valves or lines |
Mar. 1, 2005 |
| 6833032 |
Automatic deliming process |
Dec. 21, 2004 |
| 6830631 |
Method for the removing of adsorbed molecules from a chamber |
Dec. 14, 2004 |
| 6648982 |
Steam cleaning system and method for semiconductor process equipment |
Nov. 18, 2003 |
| 6598805 |
Substrate cleaning apparatus |
Jul. 29, 2003 |
| 6408860 |
Method for cleaning phosphorus from an MBE chamber |
Jun. 25, 2002 |
| 6401730 |
Container wash system |
Jun. 11, 2002 |
| 6348174 |
Biohazardous waste source sterilizer system and processing method |
Feb. 19, 2002 |
| 6209552 |
Method of preventing or reducing formation of polymeric deposits in vessels during emptying |
Apr. 3, 2001 |
| 5879467 |
Cycle purging a vacuum chamber during bakeout process |
Mar. 9, 1999 |
| 5861064 |
Process for enhanced photoresist removal in conjunction with various methods and chemistries |
Jan. 19, 1999 |
| 5840130 |
Cleaning of the water/steam circuit in a once-through forced-flow steam generator |
Nov. 24, 1998 |
| 5651833 |
Waste concentration and destruction process |
Jul. 29, 1997 |
| 5630434 |
Filter regeneration system |
May. 20, 1997 |
| 5558108 |
Process for removing zebra mussels from rigid structures |
Sep. 24, 1996 |
| 5545794 |
Method for decontamination of radioactive metal surfaces |
Aug. 13, 1996 |
| 5512140 |
In-service cleaning of columns |
Apr. 30, 1996 |
| 5425814 |
Method for quick turnaround of hydrocarbon processing units |
Jun. 20, 1995 |
| 5389156 |
Decontamination of hydrocarbon process equipment |
Feb. 14, 1995 |
| 5368651 |
Method of steam-treating sanitary systems and/or for disinfecting the pipelines of sanitary systems and whirlpool system for implementing the method |
Nov. 29, 1994 |
| 5366562 |
Method for removing viscoelastic contaminants from holes |
Nov. 22, 1994 |
| 5356482 |
Process for vessel decontamination |
Oct. 18, 1994 |
| 5318637 |
Method of cleaning urethane foam dispensers using heated water |
Jun. 7, 1994 |
| 5279676 |
Method for cleaning a boiler |
Jan. 18, 1994 |
| 5120370 |
Cleaning process |
Jun. 9, 1992 |
| 5118358 |
Degreasing agent |
Jun. 2, 1992 |
| 4922937 |
Method and apparatus for cleaning conduits |
May. 8, 1990 |
| 4921546 |
Method and apparatus for cleaning conduits |
May. 1, 1990 |
| 4860550 |
Apparatus for preparing ice creams |
Aug. 29, 1989 |
| 4828760 |
Method of cleaning a spent fuel assembly |
May. 9, 1989 |
| 4784697 |
Method and an arrangement on packing machines |
Nov. 15, 1988 |
| 4581074 |
Method for cleaning internal heat transfer surfaces of boiler tubes |
Apr. 8, 1986 |
| 4547339 |
Method of sterilizing a filling machine apparatus |
Oct. 15, 1985 |
| 4420343 |
Process for the thermal decoking of cracked gas coolers |
Dec. 13, 1983 |
| 4415369 |
Injection tank for cleaning boilers and heat exchangers |
Nov. 15, 1983 |
| 4366003 |
Apparatus and process for the periodic cleaning-out of solids deposits from heat exchanger pipes |
Dec. 28, 1982 |
| 4213795 |
Method and an arrangement for the cleaning and sterilizing of a filler pipe on a packing machine |
Jul. 22, 1980 |
| 4165993 |
Method of flue and fireplace cleaning and apparatus used therein |
Aug. 28, 1979 |
| 3996063 |
Method for removing coke from fluid coker outlets |
Dec. 7, 1976 |
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