Matches 1 - 50 out of 157 1 2 3 4 >
Match Document Document Title
7458342 Method and system for sootblowing optimization  
A controller determines and adjusts system parameters, including cleanliness levels or sootblower operating settings, that are useful for maintaining the cleanliness of a fossil fuel boiler at an...
7367288 Upper bundle cleaning system of steam generator  
An upper bundle cleaning system of steam generator is disclosed which can clean heat transfer tubes and a plurality of tube support plates that support the heat transfer tubes and have slots, using...
7162981 System for annulus tooling alignment with suction pickup in the stay dome on the secondary side of a steam generator  
A system is provided for delivering tooling, suction pickup, and alignment platforms to a stay dome region of a stem generator or the tube-free lane regions adjacent to the stay dome region and...
7028926 Sootblower nozzle assembly with nozzles having different geometries  
In accordance with the teachings of the present invention, a sootblower design incorporates a downstream nozzle positioned on a nozzle block body and an upstream nozzle positioned longitudinally...
6820575 Upper bundle steam generator cleaning, inspection, and repair system  
An upper bundle steam generator cleaning, inspection, and repair system includes a deployment and support device receivable within the steam generator configured to raise and position a distal end...
6758168 Method and apparatus for sootblowing recovery boiler  
A method and apparatus for sootblowing a recovery boiler. Sootblowers of the recovery boiler are divided into sootblowing groups, and a sootblowing interval is determined for the sootblowers. A...
RE38542 Upper bundle steam generator cleaning system and method  
An upper bundle steam generator cleaning system including a cleaning head deployment and support device receivable through a hand hole of the steam generator and including retractable cylinders...
6681839 Heat exchanger exchange-tube cleaning lance positioning system  
A heat exchanger exchange-tube cleaning lance positioning system that includes a three axis cleaning lance positioning mechanism that is attachable to the end of a heat exchanger and that is...
6581549 Sootblower lance port with leak resistant cardon joint  
A cardon joint is provided for mounting in a wall of a boiler to accommodate a sootblower lance and to allow the lance to be manipulated with respect to the boiler wall. The cardon joint includes a...
6543392 Deployment system for an upper bundle steam generator cleaning/inspection device  
A deployment system for an upper bundle steam generator cleaning/inspection device, the deployment system including an elongated body feedable through an access in a steam generator shell proximate...
6425352 Sootblowing optimization system  
Removal of combustion deposits from a fossil fuel boiler surface is optimized by using a sootblower to direct a cleaning medium in accordance with adjustable operating parameters against a surface...
6412449 Segmented lance assembly  
A lance assembly for insertion into a steam generator chamber includes a hinged support for guiding the lance within the chamber which may be stored easily in a smaller space outside the chamber...
6323442 System and method for measuring weight of deposit on boiler superheaters  
A method and system for measuring a weight of a deposit that forms on a tube bank independently-suspended by one or more hanger rods within a boiler are characterized by having one or more strain...
6192904 Flexible lance for machining or inspecting a tube bottom of a steam generator  
A flexible lance for machining or inspecting a tube bottom of a steam generator includes a flexible metallic strip which has recesses disposed one after the other in its longitudinal direction. A...
6170117 Multiple rake sootblower with internal valving manifold  
A multiple rake sootblower reciprocates over an area to clean an entire surface using a minimum of space for the sootblower stroke. An internal valving manifold and a plurality of bushings inside...
6145583 Inspection device  
A device for inspecting the interior of steam generators capable of visually inspecting interior of tubes in steam generators, including upper portions steam generator tubes, tops and bottoms of...
6101985 Water lance blower with shortened water lance  
A water lance blower for cleaning heating installations, wherein a water lance (6) is movably (5) arranged with its mouth on or in a hatch (2) and can blow a water jet through the heating...
6092491 Boiler wash  
A washer for the flueways of a boiler which has an adjustable collar that is inserted between the boiler hood and the exhaust pipe. The collar has an opening through which a spray nozzle is...
6051195 Synthesis gas heat exchanger unit  
The present invention pertains to a synthesis gas heat exchanger unit with one synthesis gas radiant cooler (1), two synthesis gas convection coolers (23), one crude gas-clean gas heat exchanger...
6035811 Water lance blower positioning system  
A water lance blower for cleaning heating installations, wherein a water lance (6) is movably (5) arranged with its mouth on or in a hatch (2) and can blow a water jet through the heating...
5950572 Opening that allows a soot blower lance to be introduced through a tube cage  
An opening arrangement in which a sliding plate accommodates a soot blower lance to be inserted into a medium-pressure gas-accommodating space through a tube cage in a boiler heated by waste heat....
5943984 Side inlet for a water heater  
An inlet is provided for delivering water into a water heater through a port in its side. The inlet includes a conduit having a distal portion that extends toward a bottom of the water heater. That...
5913320 Sludge removal system  
An improved remotely-operated high-pressure water-jet sludge lancing system for removing sludge from the secondary side of steam generators, the system including an end effector and a deployment...
5836268 Sootblower with travelling limit switch  
A retractable sootblower, having a movable carriage and lance tube assembly for cleaning inside surfaces of a boiler, includes a stationary starter switch for initiating operation of the sootblower...
5813370 Steam generator lancing system  
A steam generator lancing system for cleaning tubes and tubesheets of a steam generator. The lancing system includes a nozzle block including at least one nozzle adapted for fluid communication...
5782255 Method and device for cleaning a tube plate of a heat exchanger from inside the bundle of the heat exchanger  
At least two pivoting jets (55a, 55b, 55c) of cleaning liquid, each directed between two successive lines of tubes substantially perpendicular to the rows of tubes, are sent, in succession, from...
5778831 Sootblower lance with expanded tip  
A nozzle for a sootblower is used to project a cleaning agent against the internal surfaces of a boiler for removing fireside deposit. The nozzle of the present invention incorporates a passageway...
5765510 Retractable, sealed sootblower for high pressure, high temperature applications  
A retractable sootblower for avoiding and dislodging accumulated soot and ash. The sootblower includes an elongate housing and a blowing tube or blowing tube assembly reciprocable in the housing....
5667139 Cleaning apparatus for heat exchange surfaces and an improved nozzle device therefor  
A nozzle configuration capable of handling several cleaning mediums including two sets of discharge nozzles, each of which is associated with a respective cleaning medium. The first nozzle set...
5605117 Articulating sootblower  
A sootblower for cleaning heat exchanger surfaces in a boiler. The sootblower includes a carriage assembly supported by a frame and adapted to cause translational and rotational movement of a lance...
5579726 Apparatus for cleaning boilers  
A device for cleaning a combustion device such as a boiler coincidentally with operation of the boiler. The apparatus comprises a means for rotation of a lance and rotatable cleaning head attached...
5572957 Automated sludge lance  
An automated sludge lance and method is described for cleaning sludge from tubes in a steam generator. The lance guide and waterlance are moved inside the steam generator to direct a fluid between...
5570969 Composite waterlance and cavity connection  
An improved composite waterlance and cavity connection is described where fiber reinforcements longitudinally extend through the body (24) of waterlance (10) and are inserted into a wedge shaped...
5560323 One directional rotational lance indexer  
A boiler cleaning device includes a frame mounting a carriage for moving a lance in and out of a boiler along said frame. The carriage is moved by a drive-chain which passes through a...
5549079 Open beam sootblower  
A retractable sootblower having an open frame. The frame includes an inboard end wall, an outboard end wall and a pair of opposingly positioned side panels. The side panels are seamless and mounted...
5531188 Cleaning system for removal of soluble hydrocarbon residue from surfaces  
A cleaning system to remove soluble hydrocarbon residue and other contaminants from essentially nonporous objects or surfaces including a vapor generating chamber having a vapor generating system...
5514219 Articulated annular sludge lance  
An articulated annular sludge lance and method is described for cleaning sludge from tubes in a steam generator from the annular chamber surrounding the robe bundle. The articulated annular sludge...
5509609 Sludge lance nozzle  
The Applicant's present invention is drawn to an improved nozzle for a miniaturized sludge lance intended to be used with an articulated sludge lancing systems to clean narrow tube lanes. The...
5505163 Sootblower nozzle  
A nozzle for a sootblower is used to project a cleaning agent against the internal surfaces of a boiler for removing fireside deposit. The nozzle of the present invention incorporates a passageway...
5474097 Scale removal and disposal system and method  
A pipe and tube cleaning system, particularly useful for cleaning scale from pipes and tubes used in oil and gas production operations and containing naturally occurring radioactive materials in...
5423483 Sootblower  
A sootblower nozzle head of lance tube has nozzle members, each comprising a plurality of full expansion nozzles positioned closely adjacent and parallel to each other so that the jets from the...
5416946 Sootblower having variable discharge  
A retractable sootblower for use in cleaning heat exchanger surfaces during a single stroke of its operating cycle. A control system is utilized to vary the rate at which the blowing medium is...
5397057 Lance machine with flexible lance  
The invention relates to a lance device comprising a frame, a drum mounted rotatably on the frame, at least one hose arranged on the drum, containing means provided with a passage for containing...
5379727 Low profile sootblower nozzle  
A nozzle assembly for a sootblower used to project a fluid cleaning medium against internal surfaces of a combustion device. The nozzle block assembly of this invention incorporates a...
5341406 Sliding lance guide flexible lance system  
A sliding lance guide flexible lance system (10) is attached to a hand hole (12) of a nuclear power plant steam generator by means of flange (14) of tilt module (16). A rail (18) extends from the...
5337441 Extraction/insertion type soot blowing apparatus  
The present invention relates to an extraction/insertion type soot blowing apparatus in which a lance tube is inserted into a combustion chamber, and a high-pressure gas is blown from a nozzle...
5320072 Apparatus for removing sludge deposits  
An apparatus for removing sludge from the tubes and tubesheet of a steam generator. A support structure is adapted to be mounted at an access port of a steam generator. A lance tube extends from...
5320073 Method and apparatus of preheating a sootblower lance  
A retractable sootblower is provided with means for preheating the sootblower lance prior to introduction of blowing medium into the lance to prevent condensation of the blowing medium which would...
5305713 Angular rotation rotary cleaning device  
An improved rotary cleaning device for removing slag deposits from the surfaces of pendant tubes in a steam generator boiler is characterized by a controlled rotary actuator mechanism which...
5277153 Soot blower seal-bearing arrangement  
A soot blower assembly having a horizontally elongate steam supply tube disposed in cantilevered relationship and having a steam discharge opening at the free end, and a horizontally elongate steam...
Matches 1 - 50 out of 157 1 2 3 4 >