|
| US3946692 | 20 Dic 1974 | 30 Mar 1976 | Phoceenne Sous Marine - PSM Les Hommes Grenouilies Du Port De Marseille | Device for cleaning ship's hulls and other immersed surfaces |
| US4051797 | 9 Jul 1976 | 4 Oct 1977 | | Steel boat hull salvaging assembly |
| US4084535 | 22 Feb 1977 | 18 Abr 1978 | Institute for Industrial Research and Standards | Apparatus for cleaning submerged surfaces |
| US4532878 | 6 Ene 1984 | 6 Ago 1985 | Hitachi Zosen Corporation | Apparatus for abrasive cleaning |
| US5285601 | 16 Abr 1993 | 15 Feb 1994 | The Wheelabrator Corporation | Magnetic track self-propelled blast cleaning machine |
| US5884642 | 7 Ago 1997 | 23 Mar 1999 | Broadbent Spray Rentals | Remotely controlled pressurized liquid dispensing mobile unit |
| US6279187 | 26 May 1999 | 28 Ago 2001 | Rutgers, The State University
Trustees of Stevens Institute of Technology | Shellfish predator screen cleaner |
| US6425340 | 12 May 1997 | 30 Jul 2002 | | Apparatus and method for removing coatings from the hulls of vessels using ultra-high pressure water |
| US6564815 | 16 Mar 2001 | 20 May 2003 | UltraStrip Systems, Inc. | Air gap magnetic mobile robot |
| US6595152 | 18 Sep 2001 | 22 Jul 2003 | Ultrastrip Systems, Inc. | Apparatus and method for removing coatings from the hulls of vessels using ultra-high pressure water |
| US7279051 | 29 Ago 2005 | 9 Oct 2007 | | Method for treating a surface bounding a space within a cargo hold in a floating vessel |
| US7716774 | 29 Ago 2005 | 18 May 2010 | | Apparatus for separating matter from an exposed surface |
| US8025070 | 5 Oct 2007 | 27 Sep 2011 | | Apparatus for treating a surface bounding a space within which a bulk supply of flowable material can be contained |
