70400 ⎘
Hydrodynamic or hydrostatic features of hulls or of hydrofoils; Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
Sub-classes:SYSTEMS AND METHODS FOR HIGH-SPEED CARGO TRANSPORT
#2SYSTEM AND METHOD FOR REDUCING DRAG ON THE HULL OF A VESSEL
#3DEEP LEARNING PREDICTIVE AUTOMATION AND CONTROL SYSTEM FOR AN AIR DISTRIBUTION SYSTEM
#4SYSTEM AND METHOD FOR REDUCING DRAG ON THE HULL OF A VESSEL
#5BOUNDARY LAYER TESTING SYSTEM WITH ENHANCED ENTRY REGION FOR ANGULATED SURFACES
#6AIR SUPPORTED VESSEL WITH STARBOARD AND PORT KEEL LINES WITH THEIR RESPECTIVE KEEL STEPS TO PREVENT AIR LEAKAGE
#7Watercraft To Minimize Drag Effect
#8SHIP
#9AERODYNAMICALLY ENHANCED AIR LUBRICATION NOZZLE AND FLAP
#10SYSTEM FOR CARGO TRANSPORT
#11METHODS FOR CARGO TRANSPORT
#12SYSTEMS AND METHODS FOR CARGO TRANSPORT
#13SYSTEM AND METHOD FOR ENHANCED MARINE VESSEL EFFICIENCY USING INTEGRATED HULL OPTIMIZATIONS
#14System and method for reducing drag on the hull of a vessel
#15Systems and methods for cargo transport
#16A METHOD FOR PROVIDING A HULL OF A VESSEL WITH BUBBLE GENERATORS
#17SYSTEM, PROCESS, AND METHOD FOR STUDYING FULL-SCALE, MULTIPHASE, HYDRODYNAMIC FLOW REPRESENTATIVE OF A SHIP’S BOUNDARY LAYER
#18PAIR OF EXTENDED ARMS COUPLED TO A VESSEL
#19SYSTEM AND METHOD FOR REDUCING DRAG ON A MARINE VESSEL
#20GAS SUPPLY SYSTEM APPLICABLE TO GAS LAYER DRAG REDUCTION SHIP, AND SHIP
#21COMBINED DISC-TYPE CAVITATION STRUCTURE FOR UNDERWATER NAVIGATION OF UNDERWATER VEHICLE
#22System and method for delivering air to a submerged ship surface
#23System and method for reducing drag on hulls of marine crafts thereby increasing fluid dynamic efficiencies
#24AIR SUPPLY APPARATUS FOR A SHIP, SHIP INCLUDING THE SAME, AND METHOD OF SUPPLYING AIR TO AN AIR LUBRICATION DEVICE
#25ADJUSTABLE CAVITATOR STRUCTURE HAVING DOUBLE LAYER RETRACTABLE SHEET
#26PRESSURE STABILIZING CAVUM STRUCTURE APPLICABLE TO AIR-LAYER DRAG REDUCTION SHIP
#27DEVICE FOR REDUCING HYDRODYNAMIC DRAG
#28JET-PROPELLED WATER-ENTRY COMPOSITE BUFFER DEVICE FOR MULTI-CHANNEL GAS RECYCLING
#29DEVICE AND METHOD FOR GAS MAINTENANCE IN MICROFEATURES ON A SUBMERGED SURFACE
#30AIR SUPPLY APPARATUS FOR A SHIP, SHIP INCLUDING THE SAME, AND METHOD OF SUPPLYING AIR TO AN AIR LUBRICATION DEVICE
#31SHIP RESISTANCE REDUCTION APPARATUS USING AIR
#32Air supply system for a hull of a vessel and a vessel comprising the air supply system
#33AN AIR SUPPLY SYSTEM FOR A HULL OF A VESSEL AND A VESSEL COMPRISING THE AIR SUPPLY SYSTEM
#34VENTILATION DRUG REDUCTION DEVICE AND MARINE VENTILATION DRUG REDUCTION SYSTEM INCLUDING SAME
#35STEAM ASSISTED AIR SUPPLY SYSTEM FOR A HULL OF A VESSEL AND A VESSEL COMPRISING THE AIR SUPPLY SYSTEM
#36Air supply system for a hull of a vessel and a vessel comprising the air supply system
#37METHOD AND SYSTEM FOR EXHAUST GAS TREATMENT IN MARITIME VESSELS AND INSTALLATIONS
#38METHOD FOR OPERATING FRICTION RESISTANCE REDUCED SHIP
#39Marine thru-hull fitting and drainage device
#40GAS-CONTAINING SURFACE COVER, ARRANGEMENT, AND USE
#41BELT AND METHOD FOR REDUCING THE DRAG OF A HULL OF A FLOATING VESSEL
#42Air supply apparatus for a ship, ship including the same, and method for supplying air to an air lubrication device
#43Fluid Entrapment Via Perforated Surfaces For Drag Reduction
#44Transverse hydro-laminar flow system
#45Method and device for reducing wave-making resistance and friction force during ship navigation
#46Low-cost viscous-drag-reducing cladding
#47Air release unit with diverging side walls
#48TRANSPORT VEHICLE WITH REDUCED DRAG
#49METHODS, SYSTEMS, AND APPARATUSES TO FACILITATE PROVIDING AND SUSTAINING A LAMINAR FLOW OF A FLUID ACROSS A VESSEL
#50Vessel
#51FLEXIBLE POWER FINS for SUPERIOR HULLS for FLYING BOATS AND SURFING SHIPS
#52Marine drainage device
#53SHIP HULL AIR MICROBUBBLE LUBRICATION SYSTEM
#54Marine surface vessel comprising an air ventilated hull
#55Hull surface air lubrication structure for marine vehicles
#56Air layer and hydrophobic drag reduction and preferential guidance and recovery of gas with engineered surfaces
#57Structured gas-containing surfaces
#58MARINE VESSEL
#59Electric current supply system, designed to be at least partially submerged in an electrically conductive liquid during operation thereof
#60Watercraft and aircraft bladder and tie down securing apparatuses and methods
#61Marine thru-hull fitting and drainage device
#62Watercraft and aircraft bladder and tie down securing apparatuses and methods
#63Gas-containing surface cover, arrangement, and use
#64Cavitator system for suppressing cavity buoyancy effect and method thereof
#65High speed surface craft and submersible craft
#66DUAL CAVITY AIR LUBRICATION SYSTEM
#67Air lubrication system with a wave deflector for a vessel
#68Marine vessel hull with a longitudinally vented transverse step
#69Rudder assembly
#70GRID STRUCTURES FOR STABLE GAS RETENTION UNDER LIQUIDS
#71Frictional resistance-reducing device and ship including same
#72DEVICE AND METHOD FOR GAS MAINTENANCE IN MICROFEATURES ON A SUBMERGED SURFACE
#73Systems, methods, and apparatuses for reducing hydrodynamic frictional drag
#74SHIP (VARIANTS)
#75Frictional resistance-reducing device and ship including same
#76Ship hull microbubble system
#77AIR LUBRICATION SYSTEM FOR REDUCING MARINE GROWTH ON A VESSEL
#78High-buoyancy material and system
#79Gas-containing surface cover, arrangement, and use
#80High speed surface craft and submersible craft
#81High efficiency compressor and distribution system
#82Use of an air lubrication system for reducing marine growth on a vessel
#83Air lubrication system and vessel comprising such a system
#84Air lubrication system and vessel comprising such a system
#85Flat-bottomed vessel and a method for controlling the length of at least one air cavity
#86Paravane system
#87High efficiency compressor and distribution system
#88Marine vessel hull with a longitudinally vented transverse step
#89Device for reducing frictional resistance, ship comprising the device, and method of reducing frictional resistance of ship
#90Air lubrication system
#91Planing Hull with Concentric Pad Keel
#92Air chamber hull
#93Air lubrication system
#94Gas-containing surface cover, arrangement, and use
#95Thruster assembly in a marine vessel
#96Boat
#97Fleet protection attack craft and underwater vehicles
#98Method for Air-Driven Propulsion of a Vessel and Air-Driven Vessel
#99Low-resistance boat hull
#100Stepped hull
#101High speed surface craft and submersible vehicle
#102Pneumatic Boat Ski
#103High speed surface craft and submersible craft
#104High speed surface craft and submersible vehicle
#105APPARATUS USING AN ELECTRO-CATALYTIC COATING TO REDUCE SHIP'S FRICTION AND PREVENT BIOFOULING
#106Self-powered slip plate to reduce skin-friction drag on a marine vessel
#107EXCITATION FORCE REDUCING TYPE SHIP
#108Fleet protection attack craft
#109Reducing drag of a hull of a ship
#110Air lubrication system of ship
#111Air lubrication system of ship
#112Rudder resistance reducing method
#113High speed surface craft and submersible vehicle
#114Device with microbubble-induced superhydrophobic surfaces for drag reduction and biofouling prevention and device for biofouling prevention
#115Marine vessel having reduced skin friction drag
#116Air cavity vessel having longitudinal and transverse partitions
#117Waterborne craft and fin incorporating air conduits for drag reduction
#118Frictional resistance reducing device of ship
#119Fleet protection attack craft and underwater vehicles
#120AIR LUBRICATION DEVICE OF SHIP
#121STEPPED BOAT HULL
#122Ship and associated methods of formation with vessels having connectable hulls
#123Boat hull strake design
#124Gaseous fluid vessel propulsion system
#125Frictional resistance reduction device for ship
#126Apparatus for generating and distributing compressed air for reducing drag
#127Air bubble recovery device of ship
#128Fleet protection attack craft
#129Device for reducing frictional resistance of ship body
#130Device for reducing frictional resistance of ship body
#131Method and device for reducing water friction on the hull of a ship
#132Device for reducing frictional resistance of ship body
#133Device for reducing frictional resistance of ship body
#134BALLAST-FREE SHIP
#135Watercraft with hull ventilation
#136Ship with reduced frictional resistance and its operation method
#137Watercraft with stepped hull and outboard fins
#138Method and apparatus for suppressing cavitation on the surface of a streamlined body
#139Apparatus for reducing drag on a nautical vessel
#140METHOD FOR ATTACHING MICRO BUBBLE ARRAY ON PLATE SURFACE
#141Forced air cavity and control system for watercraft
#142Forced air cavity and control system for watercraft
#143Boat hull design
#144Ship with a special lower level
#145Ship hull structure and a method of operating the ship
#146System And Method Of Transporting Over Water With Multiple Vessels
#147Frictional resistance reduction ship and operation method
#148Method of reducing frictional resistance between ship body and water by releasing gases in water
#149Shallow Water Boat
#150Frictional resistance reduction ship
#151SURFACE EFFECT HULL CONFIGURATION UTILIZING REBOUND HUMP SEAL
#152Friction reducing pollution control system for marine vehicles
#153VESSEL HULL
#154BOAT HULL WITH AIR AUGMENTED CENTER V-HULL AND AERATED SPONSONS
#155Air cavity vessel
#156High speed, multi-unit, articulated surface effect ship
#157Ship and associated methods of formation with vessels connectable between decks and hulls
#158Ship and associated methods of formation with vessels having connectable hulls
#159Method to increase the efficiency of polymer drag reduction for marine and industrial applications
#160Ventilated aft swept flow interrupter hull
#161High speed hydro-ski structure
#162Ship and associated methods of formation and operation
#163Pneumatic system reducing friction between a vessel hull and the surrounding water
#164Quadrapod air assisted catamaran boat or vessel
#165Apparatus and method for reducing fluid drag on a submerged surface
#166"Pneumatic-aquatic", friction and water pressure reducing device
#167Hybrid hull
#168Vessel Hull
#169Entrapment tunnel monohull optimized waterjet and high payload
#170Stern Unit For Marine Craft
#171High speed marine vessel
#172Friction drag-reducing surface
#173Apparatus and method for reducing fluid drag on a submerged surface
#174Ship with wave engulfing enhanced propulsors
#175Apparatus and method for reducing fluid drag on a submerged surface
#176Super high speed multi-hull watercraft
#177Frictionally reduced hull
#178Ship with wave energy engulfing propulsors
#179Beachable high speed marine vehicle
#180Powered watercraft
#181Propulsion system for a fast seagoing ship, especially a naval ship
#182Surface effect skimmer
#183Frictionally reduced hull
#184Levitation and stabilizing hull system
#185Low drag ship hull
#186Low-drag hydrodynamic surfaces
#187Vessel hull
#188Propeller positioning system which constrains the propeller to follow a path generally parallel to the bottom surface of a boat
#189Superhydrophobic coating
#190Powered watercraft
#191Ship hull air lubrication system foam release apparatus and method of use
#192Watercraft hull with angled keels
#193Boat with reconfigurable running surface for wake adjustment