
Gypsum drying and/or burning plantPatent search
In the patent FR A described method of firing gypsum The method according to claim 1 characterized in that it further comprises a stage iiib grinding gypsum during stage movement iii 7 Installation 1 for drying and calcination of gypsum according to any one of claims 1 to 6 containing.
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USB2Wet grinding gypsum with
The process of the present invention includes obtaining a feed material having an initial median particle size A solution of a polycarboxylate dispersant in water is formed then the feed material is added to the solution to form a slurry The slurry is wet ground to reduce the median particle size of the feed material Optionally the total amount of polycarboxylate dispersant is divided
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Patent Information and Databases
Patent data for This file has application and grant year US patent class and the HJT recode to tech classes along with all the original IPCs for the patent the original assignee number and all the pdpass numbers that result from splitting jointly owned patents standardizing names etc This latter variable is the one that is
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Accelerator for gypsum slurryKaiser Cement Gypsum
Accelerator for gypsum slurryKaiser Cement Gypsum Corporation Title Accelerator for gypsum slurry United States Patent Abstract An improved accelerator is produced by impact and ball mill grinding gypsum board so that gypsum particles have size of less than one micron in diameter in the absence of an additive to inhibit
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10TPH Gypsum Grinding Plant in Iran
10TPH Gypsum Grinding Plant in Iran Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low carbon the operation is
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System and method for calcining gypsumALSTOM
The gypsum 112 is ground and dried in the mill 114 to form the dried gypsum 116 and exhaust gas 123 It should be appreciated that grinding of gypsum in a mill may be performed by for example crushing or grinding mechanisms such as hammers while drying gypsum in the mill 114 may be performed by contacting the gypsum with a stream of air or
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Patent IPOPHL
An invention patent is a government issued grant bestowing an exclusive right to an inventor over a product or process that provides any technical solution to a problem in any field of human activity which is new inventive and industrially applicable IPOPHL is now an International Searching Authority and International Preliminary Examining
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EPOHome
The official website of the European Patent Office EPO Find information on applying and searching for patents legal issues on patents patent grants rules and regulations about European and international patent applications Explore engineering careers and apply for jobs in engineering.
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USAAccelerator for gypsum slurryGoogle
Google Patents An improved accelerator is produced by impact and ball mill grinding gypsum board so that gypsum particles have size of less than one micron in diameter in the absence of an
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10TPH Gypsum Grinding Plant in Iran
10TPH Gypsum Grinding Plant in Iran Product Description Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low
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John Nocine Inventions Patents and Patent Applications
Abstract A vegetable matter grinding assembly for grinding vegetable matter for smoking includes a first cylinder that may contain vegetable matter A grinding unit is removably coupled to the first cylinder and the grinding unit is selectively manipulated The grinding unit includes a plurality of blades to grind the vegetable matter into a plurality of fine particles.
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10TPH Gypsum Grinding Plant in Iran
10TPH Gypsum Grinding Plant in Iran Product description Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low
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Method for controlling of grinding process
Patent registration Method for controlling of grinding process B02C25Control arrangements specially adapted for crushing or disintegrating FIELD automatic grinding of raw materials used in construction material industry mining and other branches of industry of the fineness of grinding the ratio of gypsum/clinker and the
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Patents Assigned to National Gypsum CompanyJustia
JustiaPatentsPatents and Patent Application Resources Abstract A lightweight cementitious panel formed from a core mix is disclosed The lightweight cementitious panel comprises one or more lightweight aggregate filler in the amount of 0.5 to 5 weight percent of the core mix one or more binders in the amount of 35 to 75 weight percent of the core mix rheological admixture in the
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10TPH Gypsum Grinding Plant in Iranspalotosas.lt
10TPH Gypsum Grinding Plant in Iran Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low carbon the operation is
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10TPH Gypsum Grinding Plant in Iranbezdechu
10TPH Gypsum Grinding Plant in Iran Product description Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low
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gypsum grinding patentcrusherasia
Accelerator for gypsum slurryPatent # PatentGenius An improved accelerator is produced by impact and ball mill grinding gypsum board so that gypsum particles have size of less than one micron in diameter in the
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Classification Japan Patent Office
Classification FI and F term lists External link For browsing FI and F term list FI File Index and F term File forming term are Japanese patent classification systems consisting of approx 190 000 and 360 000 entries respectively which enable the efficient search of patent documents.
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Williams Crusher Pulverizer Company Inc > Welcome
Williams has been a leader in the crushing and pulverizing industry since 1871 With over 500 patents and trademarks to its credit Williams Patent Crusher Pulverizer Company continues to engineer new and innovative designs for crushing machines that meet the needs of clients worldwide and provide solutions for them every day.
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USAProcess for making gypsum boardGoogle
a process of producing gypsum obard of enhanced strength and resistance to humidified bond failure at any particular density through the use of a delayed action accelerator the accelerator is preferably formed by grinding landplaster and a sugar.
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Manufacture of gypsum board from FGD gypsum
United States Patent Abstract By product gypsum which is formed during a flue gas desulfurization process FGD gypsum is carefully formed as an aqueous slurry of crystals having a mean particle diameter of between about 35 microns and 80 microns and filtered which filter cake is substantially completely dried before calcination
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GYPSUM SET ACCELERATOR AND METHOD OF
A modified gypsum set accelerator and a method of preparing the same is provided which includes dry loose finely ground particles of a mixture of ground dry calcium sulfate dihydrate and a grinding aid selected from one or more of beta naphthalene sulfonate formaldehyde condensate trimetaphosphate phosphate salt tripolyphosphate salt tetra pyrophosphate salt and pregelatinized
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Patents Assigned to THE UNITED STATES GYPSUM
Patent number Abstract Disclosed is a gypsum wallboard panel having kerfing in opposing edges thereof which extends substantially the length of the edges but terminates prior to the corners of the panel a distance sufficient to prevent weakening of the corners of the panels.
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Japan Patent Officejpo.go.jp
Japan Patent Office Important Announcement Handling of Procedures Affected by COVID 19 Last updated 10 June 2020 Important Announcement Relief Measures based on Reasons beyond one s Control and Legitimate Reasons when prescribed procedures are affected by COVID 19 11 June 2021 .
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Patents Assigned to National Gypsum PropertiesJustia
Abstract A slurry for manufacturing gypsum board is disclosed The slurry comprises calcined gypsum water a foaming agent and a thickening agent The thickening agent of the present disclosure acts to improve the cohesiveness of the slurry without adversely affecting the setting time of the slurry the paper to core bond wet and dry or the head of the slurry by acting as a defoaming
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Calcining Gypsum Patents and Patent Applications Class
Calcining Gypsum Patents Class 423/171 Method of preparing a polyrotaxane and polyrotaxane Patent number Abstract The present invention relates to a method of preparing a polyrotaxane said method comprising performing a radical copolymerization of at least a a first polymerizable monomer having a stopper group and of at
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10TPH Gypsum Grinding Plant in IranLIMING Shanghai
10TPH Gypsum Grinding Plant in Iran Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low carbon the operation is
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10TPH Gypsum Grinding Plant in Iranmawo projekt
10TPH Gypsum Grinding Plant in Iran Product Description Powder making equipment adopts our company s exclusive patent products MTW series European type Trapezium Mill The whole line is designed to be reasonable and concise the craft is coherent and compact the equipment layout is compact the production is environmental and low
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An experimental study on the ultra fine grinding of
The grinding machine was a laboratory scale ball mill made of stainless steel with the dimensions 200 200 mm.The grinding media were stainless steel balls with a density of 8.000 kg/m 3 and with three different diameters i.e 2 3 and 4 cm Powder density was found to be 2.3 g/cm 3.The grinding experiment was performed as a batch process after each test all media and ground samples
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Patents Assigned to THE UNITED STATES GYPSUM
JustiaPatentsPatents and Patent Application Resources Abstract A process and apparatus for producing a healed stucco having lowered water demand without loss of normal strength development potential which comprises while blending a small amount of water with the calcined gypsum simultaneously or substantially simultaneously grinding the calcined gypsum so as to increase the
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USAManufacture of gypsum board Google
By product gypsum which is formed during a flue gas desulfurization process FGD gypsum is carefully formed as an aqueous slurry of crystals having a mean particle diameter of between about 35
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China Science Patent Trademark Agent Ltd
The 22nd Chinese Patent Award Was Announced CSPTAL s Six Patents On Behalf of Clients Won Awards CSPTAL will as always carry out the service concept of Heart and Soul Full Participation in the Whole Process and create greater value for our clients with high quality professional services 09 Happy Dragon Boat Festival
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EPA1Wet grinding gypsum with Google
EPA1 EPA EPA EPA1 EP A1 EP A1 EP A1 EP A EP A EP A EP A EP A EP A EP A1 EP A1 EP A1 Authority EP European Patent Office Prior art keywords feed grinding slurry dispersant particle size Prior art date Legal status The
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US Patent Full Text Database Number Search
US Patent Full Text Database Number Search Query Help Utility patents must have numbers entered as seven or eight characters in length excluding commas which are optional Examples 10 000 000 6 923 014 Note Utility Patent 10 000 000 will issue in 2018.
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