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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

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FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

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US Patent for Vapor vacuum condensing boiler designs

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :US Patent for Vapor vacuum condensing boiler designs
  • Supply Capacity : 10 units/month :US Patent for Vapor vacuum condensing boiler designs
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

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Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy


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  • Cyclonic centrifugal gas separator - absorber apparatus

    May 31, 1994 · The present invention is a continuation in part of my U.S. patent application Ser. Nos. 07/977,138 filed on Nov. 16, 1992, now U.S. Pat. No. 5,321,946, and 08/011,870 filed on Feb. 1, 1993, now U.S. Pat. No. 5,4.03,569 in which I disclosed methods for clean-up of a boiler flue gas stream utilizing cooling and condensing processes to remove its Get Price

  • US3613368A - Rotary heat engine - Google Patents

    US3613368A US3613368DA US3613368A US 3613368 A US3613368 A US 3613368A US 3613368D A US3613368D A US 3613368DA US 3613368 A US3613368 A US 3613368A Authority US United States Prior art keywords boiler condenser liquid fins annular Prior art date Kefid Legal status (The legal status is an assumption and is not a legal conclusion.Get Price

  • Peter MAIER-LAXHUBER, et al.: Zeolite/water adsorbtion

    If the condenser is not being by-passed and the cooling effect is not being used, the same advantages can be expected as when the work medium vapor from the heat exchanger unit 11 flows into the boiler adsorber 10 through the open shut-off device 13 where it is being sorbed by the sorption medium 12.Get Price

  • About Us -

    About Us. Company Profile. Henan Yuanda Boiler Corporation Ltd., Founded in 1956. It is a national approved and designated enterprise, with design and manufacture license permits of grade B boilers and D1, D2 pressure vessels. With over 60 years' experience in boiler design, technique, production, installation and operation.Get Price

  • US1845023A - Vacuum steam heating system - Google …

    Vapor vacuum heating systems and integration with condensing vacuum boilers US20140217191A1 (en) * Liming: Liming: American Pioneer Ventures Ltd. Vapor vacuum condensing boiler designs US9134041B2 (en) * Liming: Liming: American Pioneer Ventures Ltd. Vapor vacuum condensing boiler designsGet Price

  • Air-cooled vacuum steam condenser - LARINOFF; MICHAEL W.

    An improved air-cooled vacuum steam condenser in a steam turbine cycle comprising a steam powered system comprising a turbine for converting steam energy into mechanical energy upon expansion of steam therein, a boiler for generating steam to be fed to the turbine, and a conduit arrangement coupling the boiler to the turbine and then recoupling the turbine exhaust to the …Get Price

  • US20200095136A1 - Google Search

    US20200095136A1 US16/559,986 US201916559986A US2020095136A1 US 20200095136 A1 US20200095136 A1 US 20200095136A1 US 201916559986 A US201916559986 A US 201916559986A US 2020095136 A1 US2020095136 A1 US 2020095136A1 Authority US United States Prior art keywords water boiler receptacle channel condensing Prior art date 2014-02 …Get Price

  • Boilers - University of Alabama

    than 100 Ibm/hr of steam to utility boilers in excess of 10 million Ibm/hr. The focus here will be on boilers sized in between these two extremes, which is also where there is the greatest diversity of design. In order of increasing capacity, three boiler types are the fire-tube, water-tube and waterwall boilers.Get Price

  • United States Patent [19] [ill 5,046,319 [45] Date of

    United States Patent [19] [ill Patent Number: 5,046,319 less but with proper design is nevertheless within about 80% of the theoretical value, that is, about 2.4. In U.S. boiler at about 204' C. Water vapor as the working fluid is desorbed from the hot sorbent at a relatively highGet Price

  • Direct Vent Steam Boilers | Products & Suppliers

    Description: The Series 24 is a cast-iron water or steam boiler designed for use with light oil, gas, or a light oil-gas combination. The Series 24 is designed for installation with either a standard chimney or a pressurized vent system. The boiler has a …Get Price

  • AE-117 - Purdue University

    It passes vapor (a mixture of water vapor and alcohol vapor, but no air) which moves up. The source of the water vapor is either steam injected from a boiler or vapor produced in the reboiler. The plates or packing serve to cause good mixing of the vapor and liquid, allowing the alcohol to evaporate and the water to condense.Get Price

  • Alexander Kalina Steam Cycle --- Part 2 --- 15 patents

    US Patent # 4,604,867 Method and Apparatus for Implementing a Thermodynamic Cycle with Intercooling ( August 12, 1986 ) Alexander Kalina Abstract --- A method and apparatus for implementing a thermodynamic cycle with intercooling, includes a condensing subsystem, a boiler, and a turbine. The boiler may include a preheater, an evaporator, and a Get Price

  • Fire-tube boiler - WikiMili, The Best Wikipedia Reader

    A minimum return water temperature of 130 °F (54 °C) to 150 °F (66 °C) to the boiler, depending on the specific design, is used to avoid condensing water vapor from the flue gas and dissolving CO2 and SO2 from the flue gasses forming carbolic and sulfuric acid, a corrosive fluid that damages the heat exchanger. [9] Condensing boilersGet Price

  • Alcohol Engines.

    The lower drawing shows that the vertical coil boiler has become a horizontal coil design but the integrated nature of boiler and engine is to some extent retained. Frank W. Ofeldt's alco-vapor patent was US 551,226, granted 10th December 1895, and …Get Price

  • Do you know what a vacuum hot water boiler is? - Company

    Dec 03, 2018 · user:admin time:Liming view:2888. The vacuum boiler originated from the invention of the Zurich University of Technology in Switzerland in 1972. According to this invention, Japan developed a vacuum hot water boiler in 1974 and obtained a patent for invention. Since then, this technology has quickly become popular in Europe and the United …Get Price

  • US4699209A - Heat exchanger design for cryogenic reboiler

    The present invention is directed to a heat exchanger for reboiler or condenser service in a cryogenic distillation column (e.g. air separation) or other service in which small temperature differences between clean fluids are a primary objective. The exchanger comprises a stack of corrugated sheets having corrugations generally parallel to the diagonal between opposite …Get Price

  • Vacuum dehydration process including evolved vapor

    The pump fluid used in boiler 42 is preferably a low vapor pressure organic fluid and the pump is preferably of the type described in Hickman and Kuipers application No. 443,732, filed May 20, 1942, now United States Patent Number 2,379,436. The pump may be multi-stage ejector type, If …Get Price

  • Fire-tube boiler - Wikipedia

    Oct 26, 2021 · The fire-tube boiler developed as the third of the four major historical types of boilers: low-pressure tank or "haystack" boilers, flued boilers with one or two large flues, fire-tube boilers with many small tubes, and high-pressure water-tube boilers.Their advantage over flued boilers with a single large flue is that the many small tubes offer far greater heating surface …Get Price

  • US4458493A - Closed Rankine-cycle power plant utilizing

    US4458493A US06/389,873 US38987382A US4458493A US 4458493 A US4458493 A US 4458493A US 38987382 A US38987382 A US 38987382A US 4458493 A US4458493 A US 4458493A Authority US United States Prior art keywords nozzle box working fluid boiler fluid power plant Prior art date Kefid Legal status (The legal status is an assumption and is …Get Price

  • Dan Gelbart's Advanced Uniflow Steam Engine

    Major Components:. System Components of the Advanced Uniflow Steam Engine. The complete system includes a boiler, atmospheric pressure condenser, steam engine, and electronic controls. The model steam engine is a small (~9 cubic cm engine displacement) but produces .5 HP at 6000 RPM. Steam is produced in a heavily insulated vertical fire-tube boiler with a superheater …Get Price

  • Perkins Vapor-Compression Cycle for Refrigeration

    In 1805 he was the first to describe vapor-compression refrigeration and propose a design for a refrigerator, but it would be three decades until his colleague Jacob Perkins constructed a working example. Similarly, he drew up designs for a solar boiler, machine gun, steam-carriage gearshift, dough-kneading machine, perpetualGet Price

  • China 2t/h Ultra-Low Nox Condensing Vacuum Natural Gas Hot

    China 2t/h Ultra-Low Nox Condensing Vacuum Natural Gas Hot Water Boiler, Find details about China Hot Water Boiler, Boiler from 2t/h Ultra-Low Nox Condensing Vacuum Natural Gas Hot Water Boiler - Zhejiang Unipower Boiler Co., Ltd.Get Price

  • "55 J - AILR

    (12) United States Patent US008459250B2 (10) Patent N0.: US 8,459,250 B2 vapor pressure drives the vapor toWard the cooler condenser section of the heat pipe, Which is placed in contact With the vapor-phase Zone in the boiler With the vapor-phase Zone in the tubular absorber. Extracting heat from an evacuated-tubeGet Price

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