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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7803256 | Corrosion protection system A system for corrosion protection is disclosed. The system includes at least one component subject to corrosion and forming a cathode element. An anode element is disposed proximate the at least one component. A reference element is provided proximate the at least o... | 09/28/2010 |
| 7357364 | Mounting devices Support devices are adapted for use to releasably attach mounting items to structures constructed of brick, stone, concrete or cinder block, or other comparable materials. The devices have expander and support portions. The expander portion have two inter-fitting we... | 04/15/2008 |
| 7350565 | Self-expandable cylinder in a downhole tool A self-expandable cylinder insertable into the bore of a downhole tool includes a resilient material rolled into a substantially cylindrical shape. The outside circumference of the self-expandable cylinder is variable to allow the self-expandable cylinder to be inse... | 04/01/2008 |
| 7303659 | System for preventing adhesion of marine organisms Plural composite panels are aligned in multiple horizontal rows. Each composite panel includes a titanium panel (anode), an electrical insulating member and a stainless-steel band member. The titanium panels (also, stainless-steel band members) of horizontally adjac... | 12/04/2007 |
| 7294404 | Graded photocatalytic coatings The invention provides graded photocatalytic coatings. In one aspect, the invention provides a substrate carrying a photocatalytic coating that includes a first graded film region and a second graded film region. The first graded film region has a substantially cont... | 11/13/2007 |
| 7276264 | Methods for coating conduit interior surfaces utilizing a thermal spray gun with extension arm Systems and methods for applying a coating to an interior surface of a conduit. In one embodiment, a spray gun configured to apply a coating is attached to an extension arm which may be inserted into the bore of a pipe. The spray gun may be a thermal spray gun adapt... | 10/02/2007 |
| 7258780 | Corrosion protection apparatus and method An apparatus and method for protecting a structure from corrosion, according to which the apparatus includes two pivotally connected members, at least one anode device connected to at least one of the members, and a resilient component engaged with the members. ... | 08/21/2007 |
| 7241374 | Pulsed electric field method and apparatus for preventing biofouling on aquatic surfaces An electrode system for preventing biofouling of a surface either is applied directly onto the surface of an aquatic vehicle or structure, if the surface is non-conducting; or is applied onto an insulating paint layer on the surface, if the surface is conducting; or... | 07/10/2007 |
| 7220342 | Self-repairing structure and coating for corrosive medium The invention concerns a structure comprising at least one metallic surface which undergoes cathodic protection and a protective coating for said surface, said coating comprising a polymer including micro-capsules containing compounds sensitive to the electric field... | 05/22/2007 |
| 7182852 | Cryogenic tank testing method including cathodic protection The present invention provides a method of testing a cryogenic metal tank before it is put into service, in which said method said tank (1) is filled with water and appropriate measurements are performed where necessary, the method being characterized in that... | 02/27/2007 |
| 7169288 | Methods and systems of cathodic protection for metallic enclosures Systems and methods of cathodic protection. The system includes a metallic housing, a backplane situated within the metallic housing, a cathodic protection card coupled to the backplane and a permanent anode, external to the metallic housing, coupled to the cathodic... | 01/30/2007 |
| 7141150 | Method and test chamber for accelerated aging of materials and bonds subject to corrosion related degradation A method and test apparatus for carrying out testing on a variety of samples of polymer bonded to metal wherein the samples are subjected to an accelerated cathodic reaction causing cathodic delamination of the samples. In particular, the method and test apparatus i... | 11/28/2006 |
| 7138014 | Electroless deposition apparatus An apparatus and a method of depositing a catalytic layer comprising at least one metal selected from the group consisting of noble metals, semi-noble metals, alloys thereof, and combinations thereof in sub-micron features formed on a substrate. Examples of noble me... | 11/21/2006 |
| 7131877 | Method for protecting a marine propulsion system An electrically conductive coating is provided on a housing structure of a marine propulsion system. By impressing a current on the electrically conductive coating, which can be a polymer material, the housing structure is used as an anode in a cathodic protection s... | 11/07/2006 |
| 7111668 | Cooling arrangement for an offshore wind energy installation A cooling arrangement for an offshore wind energy installation, having a heat-absorbing device for absorbing heat generated by the electronic devices and/or the mechanical devices of the offshore energy installation, which is to be removed, and a coupled heat-dissip... | 09/26/2006 |
| 7044075 | Marine vessel corrosion control system A marine vessel corrosion control system contemplates redundant protection for a marine vessel against the effects of galvanic corrosion. The vessel is equipped with typical zinc anodes interconnected together and attached to metallic components to be protected from... | 05/16/2006 |
| 7033696 | Electric devices with improved bipolar electrode An electric device has a plurality of cells in which in an acid electrolyte a lanthanide and zinc form a redox couple that provide a current, and in which at least two of the cells are separated by a bipolar electrode that comprises a glassy carbon or a Magneli phas... | 04/25/2006 |
| 6998031 | Electrode An electrode comprises an elongate hollow tube made of porous titanium suboxide the inside wall of which is contacted at spaced apart locations by an electrical conductor so that the current is substantially uniformly distributed along the length of the electrode. | 02/14/2006 |
| 6916502 | Systems and methods for coating conduit interior surfaces utilizing a thermal spray gun with extension arm Systems and methods for applying a coating to an interior surface of a conduit. In one embodiment, a spray gun configured to apply a coating is attached to an extension arm which may be inserted into the bore of a pipe. The spray gun may be a thermal spray gun adapt... | 07/12/2005 |
| 6855199 | Conductive mineralic coating for electrochemical corrosion protection of steel reinforcement in concrete A method is described for the electrochemical protection of reinforcement in concrete in harsh environments, for instance in contact with, or in close proximity to, seawater. On concrete, a composition comprising graphite dispersed in a curable mineralic binder in t... | 02/15/2005 |
| 6726831 | Corrosion protection of electrically heated pipe-in-pipe subsea pipeline Apparatus and method for providing corrosion protection of subsea pipe-in-pipe electrically heated pipeline are provided. The exterior surface of the outer pipe is coated with a thick protective coating in and near the splash zone and near the bulkhead of the heated... | 04/27/2004 |
| 6678921 | Pre-crimped tie components A tie component comprising first and second pre-crimped portions. Each pre-crimped portion has a plurality of alternating indentations and projections. The pre-crimped portions are joined by alignment and relative movement with respect to one another such... | 01/20/2004 |
| 6582587 | Cathodic protection design method, current mapping and system Numerical techniques such as the finite element method (FEM) are used to model the current and voltage distribution in concrete structures such as bridges. The geometric arrangement of groundbeds and the ideal locations for the electrical contacts vis-a-v... | 06/24/2003 |
| 6579429 | Antifouling system for structure exposed to seawater and heat exchanger A titanium sheet (4) serving as an anode-forming member is fixed on a tube plate (1a) of a heat exchanger (1) via a insulting sheet (5) and an insulating adhesive (6). The sheet (4) is coated with a film (3) of an electrochemically active, stable electric... | 06/17/2003 |
| 6562229 | Louvered anode for cathodic protection systems A metal anode useful in a galvanic or impressed current cathodic protection system for a steel reinforced concrete article is a unitary, multi-plane, porous, metal anode strip or ribbon having a plurality of louvers defining a plane or planes at the later... | 05/13/2003 |
| 6562228 | Ultrasonic pickling method and pickling device The present invention pertains to: a method of ultrasonic pickling by impressing a protective potential of not less than -300 mV baser than the corrosion potential of an ultrasonic diaphragm installed in a pickling solution on the ultrasonic wave imposing... | 05/13/2003 |
| 6559660 | Method and apparatus for testing an electrical system of a marine vessel A monitoring circuit is provided to determine the proper operating condition of a cathodic protection circuit including a plurality of diodes and a capacitor. The monitoring circuit determines whether or not any of the diodes are shorted or open and wheth... | 05/06/2003 |
| 6559373 | Metal corrosion prevention system using a non-sacrificial photoanode under sunlight The present invention relates to a solar powered cathodic protection system using a photocatalyst which functions as a non-sacrificial photoanode under sunlight, wherein said non-sacrificial photoanode consisting of the photocatalyst such as TiO2 | 05/06/2003 |
| 6547952 | System for inhibiting fouling of an underwater surface An electrically conductive surface is combined with a protective surface of glass in order to provide an anode from which electrons can be transferred to seawater for the purpose of generating gaseous chlorine on the surface to be protected. Ambient tempe... | 04/15/2003 |
| 6540886 | Cathodic protection system utilizing a membrane A cathodic protection system for corrosion protection of metallic structures in contact with aqueous solutions such as salt water and calcium chloride brine. The system employs anode chambers containing hydroxide anolytes segregated from the electrolyte c... | 04/01/2003 |
| 6511586 | Marine organism prevention system for structures in seawater An antifouling system (20) for a structure exposed to seawater has an anode forming member (4) bonded to the seawater-exposed surface to be wetted with seawater (15) of the structure via an insulating adhesive (6). The anode forming member 4 is coated wit... | 01/28/2003 |
| 6423208 | Method and apparatus for lead contamination control Control of lead contamination in residential water supplies is accomplished by cathodic protection of lead-containing piping and lead-containing fixtures. Specifically, a partially insulated wire is inserted into lead-containing service lateral piping. Ap... | 07/23/2002 |
| 6387226 | Corrosion protected treatment device A device for treating water that circulates in a closed conduit system, said device comprising a combination of a degasifier, on the one hand, and a corrosion inhibitor, on the other hand. The degasifier includes a tubular member (10) which is horizontal ... | 05/14/2002 |
| 6346188 | Battery-powered cathodic protection system The present disclosure relates to a cathodic protection system for inhibiting oxidation of a reinforcing member disposed within a cementitious structure. The system comprises a compact, autonomous battery adapted to mount to the cementitious structure at ... | 02/12/2002 |
| 6328877 | Reference electrode improvement A system for measuring the effectiveness of cathodic protection or corrosion resistance comprises a coagulate-filled tube adapted for sensing electrical activity at a first end thereof. A second end of the coagulate-filled tube is in communication with a ... | 12/11/2001 |
| 6315876 | Cathodic protection system A preassembled cathodic protection system is provided for protecting buried structures such as guy anchors, which includes a reference cell, test station and anode, all prewired together and tested before delivery and field installation. The package inclu... | 11/13/2001 |
| 6303017 | Cathodic protection of reinforced concrete Reinforcement in concrete is cathodically protected by galvanically connecting a sacrificial anode, such as a zinc or zinc alloy anode, to the reinforcement, and contacting the anode with an electrolyte solution having a pH which is maintained sufficientl... | 10/16/2001 |
| 6261439 | Cathodic protection system for mitigating stray electric current effects A cathodic protection system utilizes dynamic control of an output from a power supply to vary an impressed current applied to a structure to be protected proportional to a measurement of stray electrical current. The current is also supplied to an anode ... | 07/17/2001 |
| 6254743 | Expanded titanium metal mesh This invention relates generally to an electrically conductive valve metal mesh of extreme void fraction. More particularly the invention relates in a most important aspect to an application thereof for an electrode structure in such a way as to prevent t... | 07/03/2001 |
| 6217742 | Cathodic protection system The present invention relates to a method of cathodic protection of reinforced concrete, and more particularly, to a method of improving the performance and service life of discrete anodes used in a cathodic protection system. The method of the present in... | 04/17/2001 |
