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WO/1997/003280A1 |
A two-stroke crosshead engine with uniflow scavenging has a coke scraping ring in a cylinder and a piston (18) longitudinally displaceable in the cylinder and provided with piston rings (19, 19') which slide along the substantially cylin...
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WO/1996/041074A1 |
Flashback of flames (14, 15) in premixed combustion systems is avoided by passing premixed fuel and air (10) prior to combustion through a series of two or more close coupled nonaligned multi-channel monoliths (11, 12).
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WO/1996/038664A1 |
The description relates to a device for detecting a leak in a fuel supply system in an internal combustion engine and especially a diesel engine, in which fuel is supplied to the injection valves at high pressure. The fuel pressure is co...
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WO/1996/037695A1 |
A method of controlling a fuel injection apparatus for internal combustion engines, and is capable of preventing the breakage of a component exposed to high-temperature heat, such as an exhaust manifold. According to the present inventio...
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WO/1996/034398A1 |
The invention relates to a mica-containing material for insulation and/or damping purposes, in which blown or blown and unblown powdered mica is bonded to a flat substrate having apertures.
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WO/1996/033341A1 |
Improved cleaning machine applicable to circuits of internal combustion engines, comprising the incorportation on a support frame of a sucking and forcing pump (7), connected to a tank and provided with an absorption nozzle (19) by means...
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WO/1996/031689A1 |
Equipment for visualizing and regulating the delivery and the grade of atomization and for optimizing the zone of introduction of a blend of detergents into air intake manifolds, exhaust manifolds and combustion chambers of endothermic e...
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WO/1996/031693A1 |
Described is a device for detecting a leak in a fuel-supply system, the device measuring the fuel-pressure gradient after the fuel pump has been switched off and indicating the presence of a leak if the over pressure in part of the fuel-...
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WO/1996/027080A1 |
A method for diagnosing a fuel vapour recovery system using a pump (10) with a membrane (11) particularly including means (12) for generating a signal indicating a predetermined position of the membrane, and a system venting valve (15) t...
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WO/1996/026256A1 |
A composition containing as constituents zinc phosphate, solvent, surfactant, natural vegetable oil and mineral oil for cleaning the interior of an internal combustion engine and cleaning and coating metallic surfaces of rotating and sli...
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WO/1996/026255A1 |
A method for protecting internal combustion engines using a compound selected for its solubility or pseudo-solubility in liquid hydrocarbons, and added to the internal combustion engine fuel supply in a sufficient concentration to form a...
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WO/1996/022457A1 |
When the engine is operated under a light-load condition, a gas mixture is stratified with a high average air-fuel ratio in the combustion chamber (5). NOx produced in this case is absorbed in an NOx absorbent (26) provided in the exhaus...
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WO/1996/018456A2 |
New gel compositions which comprise a carbonaceous component attached to a gel component. Preferably, the carbonaceous component is selected from the group consisting of: carbon blacks, carbon fibers, activated carbons and graphitic carb...
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WO/1996/015863A1 |
A cleaning method for gas turbine engine (10) airfoils (30) includes a step of immersing an ultrasonic agitator, such as a welding horn (60), into a tank (52) with a cleaning solution (54) and a step of directing the ultrasonic agitator ...
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WO/1996/016146A1 |
This invention relates to the use of lubricating oils containing certain ashless dispersants comprising an oil-soluble polymeric hydrocarbon backbone having functional groups in which the hydrocarbon backbone is derived from an ethylene ...
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WO/1996/015211A2 |
A lubricant additive formulation for addition to conventional motor oil to improve the lubricating properties of the engine oil and enhance the performance of the engine. The engine treatment oil additive comprises a synergistic blend of...
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WO/1996/014516A1 |
A seal including a body (11) with a recess (8) at one end engageable by a spanner, and a screw thread (2) at the other end for engaging a complementary screw thread (7) in an opening (6) of a housing (3). A locking ring (31) biased by a ...
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WO/1996/011332A1 |
A fluid cooled internal combustion engine is described that comprises means (12 and 14) for measuring the combustion peak pressure and the coolant temperature. From the measured values, a computer (18) estimates the average heat rejectio...
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WO/1996/005276A1 |
Copolymers and functionalised copolymers comprising ethylene units, in combination with non ethylene copolymer derivatives, give improved engine piston cleanliness when used as lubricating oil additives.
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WO/1996/005591A1 |
A sound absorber (1) has a bottom (3) and a structure (3) with hollow chambers (4) shaped as little boxes or cups with walls (5, 5', 6, 6'). The bottom (3) is joined, for example welded, to the structure (2) and the hollow chambers (4) a...
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WO/1996/000943A1 |
A method and apparatus are disclosed for monitoring similar machine components loaded in parallel to produce diagnostic trend information used to predict component degradation or failure. Split exhaust manifolds (18, 20) are each provide...
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WO/1995/034619A1 |
This invention relates to lubricating oils containing certain ashless dispersants comprising an oil soluble polymeric hydrocarbon backbone having functional groups in which the hydrocarbon backbone is derived from an ethylene alpha-olefi...
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WO/1995/033582A1 |
This invention concerns a hand-held portable transmission cooler (50) comprising a high pressure liquid spray gun (10) and a hose (48) connected to the liquid spray gun (10). The liquid spray gun (10) comprises an air inlet plug fitting ...
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WO/1995/031715A1 |
Improved methods for managing a population of metal components (10) subject to fatigue failure are provided. The residual compressive stress in the critical surfaces of such components (10), especially in areas of high stress concentrati...
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WO/1995/030032A1 |
A cleaning method for gas turbine engine airfoils (30) includes a step of autoclave process cleaning and a step of chelating agent solution cleaning. The cleaning method also includes water rinsing after the autoclave cleaning and after ...
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WO/1995/029276A1 |
Apparatus for the cleaning and degreasing of heavy engineering components, for example by organic solvents, is self-contained, and provides for solvent recovery and recycling. A housing (10) provides for movement of a basket, within whic...
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WO/1995/028236A1 |
An engine cleaner composition and method for removing carbonaceous deposits from engine fuel-system components such as mechanical and electronic fuel injectors, intake valve seats, valves, combustion cylinders, spark plugs, and oxygen se...
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WO/1995/023658A1 |
A cleaning apparatus (10) for cleaning the burning chambers (BC) of engines to remove carbon monoxide deposits and other accumulated residue therefrom. The apparatus (10) includes a holding tank (14) for containing a predetermined amount...
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WO/1995/023406A1 |
An apparatus comprising a sound-proofing hood (18) enclosing a frame (17) rigidly connected to the base (2) of the machine (1), and surrounding said machine, said hood (18) being resiliently supported on the frame (17) via resilient susp...
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WO/1995/017979A1 |
Cleaning internal combustion engines (16) includes drawing cleaning fluid from a reservoir (22) by a pump (74), flushing through the block of the internal combustion engine (16), and returning the fluid to the reservoir (22) by the pump ...
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WO/1995/018291A1 |
An adapter system for use with an internal combustion engine flushing apparatus which permits connection to the crankcase (26) and the oil filter (36) of internal combustion engines. A first adapter (40) enables a conduit hose of a flusi...
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WO/1995/017978A1 |
Engine cleaning is affected at different times while the engine is running. Apparatus for cleaning internal combustion engines cyclically draws cleaning fluid from a reservoir by a pump, flushes the fluid through the block of the interna...
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WO/1995/016856A1 |
The present invention aims at improving a misfire detecting accuracy by making a detector learn a misfire level constituting a misfire judgement standard. An indicated mean effective pressure is calculated by integrating an inner pressur...
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WO/1995/016121A1 |
The invention pertains to a piston engine, especially piston internal combustion engine, wherein cylinders, pistons, crankshaft and crankshaft bearings are arranged in an engine block (1), areas of the engine block being fitted with cap ...
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WO/1995/015432A1 |
An engine generator set apparatus (40) including an internal combustion engine (50) including a drive shaft driving an electrical generator (42), the engine (50) and the generator (42) being disposed along a longitudinal axis. A housing ...
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WO/1995/012752A1 |
The present invention relates to a technique for estimating in a simple and accurate fashion the temperature of an exhaust emissions purifying catalyst provided on an engine of a vehicle. To be specific, assuming that the temperature Tws...
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WO/1995/006815A1 |
The proposal is for a process for cleaning a soot filter in the exhaust system of an internal combustion engine powered by diesel fuel via injection pumps (1) and the appropriate pressurised injection lines (11, 14), in which a liquid ad...
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WO/1995/002025A1 |
A solid film lubricant system for protecting metal wear interfaces subject to high temperatures and wet lubrications, comprising an oil-attracting solid lubricant mixture (A) with at least two elements (A1, A2, A3) selected from the grou...
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WO/1995/000833A1 |
The operation of internal combustion engines depends considerably upon quantities which cannot be set accurately enough from outside, e.g. the stoichiometry of the fuel-air mixture before ignition, the proportion of exhaust gas in this g...
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WO/1995/000812A1 |
A fresh water flushing system (10) for a marine engine in a boat for use whether the boat is in or out of the water is disclosed. The system comprises a control panel (12) mounted on the interior of the boat, a plurality of tubular "T" s...
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WO/1994/029582A1 |
A method and an apparatus are provided for complete fluid exchange and internal system flushing of an automatic transmission system as the transmission system operates. The apparatus is connectable to the transmission system and, in a pr...
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WO/1994/028345A1 |
The invention relates to an engine with a constructional design and material composition for optimum thermal conductivity and vibration damping functions. The invention consists in the cylinder section (11) surrounding the combustion cha...
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WO/1994/026431A1 |
An engine cleaning apparatus and processes are described for the removal of contamination within the internal oil passages and the internal exhaust system passages of an internal combustion engine without having to disassemble the engine...
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WO/1994/027061A1 |
A device (30) for dampening or reducing the torsional and bending vibrations of an engine crankshaft (14) is disclosed. The crankshaft vibration damper (30) has a central hub (32) surrounded by an inner resilient ring member (36) and an ...
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WO/1994/021755A2 |
Described is the use of ferrocene and/or ferrocene derivatives as an additive to heavy-grade fuels for high-compression, auto-ignition internal combustion engines. This measure reduces functional impairment resulting from sedimentation i...
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WO/1994/018443A1 |
The invention relates to a method and apparatus for controlling the injection of fuel into the combustion chamber of an internal combustion engine. Measuring of the combustion pressure of a cylinder is effected by using a piezoelectric w...
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WO/1994/017163A1 |
A lubricant for a two cycle engine having as a basic oil a polyoxyalkylene glycol derivative expressed by general formula (1) which can realize, when used to lubricate bearing portions and sliding portions of the two cycle engine, remark...
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WO/1994/011627A1 |
The invention relates to a process for indicating abnormal conditions in a motor vehicle by inducing misfires through the absence of fuel supply. The fuel supply is interrupted cylinder by cylinder in such a manner that the supply is int...
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WO/1994/009921A1 |
An apparatus for cleaning internal combustion engines (16) in which a cleaning fluid is cyclically drawn from a reservoir by a pump (74), flushed through the block of the internal combustion engine, and returned to the reservoir by the p...
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WO/1994/003280A1 |
A first coating (e.g. WC-Co-Cr) is applied to a component such as spiral or screw-shaped rotor (e.g. of a downhole motor) by flame spraying (high-velocity oxy-fuel process). A ceramic slurry is applied and heated to form a second coating...
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