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Active filler for grinding wheels United States Patent 4475926
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US-4475926-A chemical patent summary.
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grinding wheels active filler filler active grinding Prior art date 1984-11-14 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Withdrawn Application number DE19843441596 Other languages German (de) Inventor
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grinding wheels active filler toxic active toxic filler Prior art date 1978-08-14 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Withdrawn Application number DE19782835543 Other languages German (de ...
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Grinding disks, for example, for parting by grinding, consist of an abrasive, a binder and active fillers. The mode of action of the fillers has not yet been fully elucidated. The filler may be used to cool the contact zone during grinding and to form a protective and sliding
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US patent 3,113,006 Filler for Grinding Wheels was issued to Harry S. Kibbey of Morrow, Warren County, OH. It was granted on 12/03/1963.
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Active filler for grinding wheels A resinoid bonded abrasive article in which the resinoid bond includes 5-80% by volume of an improved active filler or grinding aid. The active filler is a mixture of iron pyrites, potassium... 36 : 4280935
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On page 45 of this publication, a list of U.S. patents is set forth and the particular filler or grinding aid covered respectively in the listed patents, is named. While the grinding aids disclosed herein have been found to be particularly useful for grinding titanium billets, these fillers will serve also for the grinding of other metals. Typical hot pressed, resin bonded snagging wheels available today for grinding titanium billets
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filler grinding wheels metal phosphide phosphide metal Prior art date 1963-08-20 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Application number CA669067A Inventor B. Tilton Clarence E ...
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A resinoid bonded abrasive article in which the resinoid bond includes 5-80% by volume of an improved active filler or grinding aid. The active filler is a mixture of iron pyrites, potassium sulfate and an alkali haloferrate; the alkali haloferrate having the formula A x Fe y ++ Fe z +++ H x +2y+3z where A is an alkali metal, H is a halogen, x is a number from 1 to 10, y is a number from 0 to ...
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Active filler for grinding wheels A resinoid bonded abrasive article in which the resinoid bond includes 5-80% by volume of an improved active filler or grinding aid. The active filler is a
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1990-10-22 A grinding wheel which overcomes these problems is thus needed. U.S. Pat. No. 4,475,926 disclosures a resinoid bonded abrasive article in which the resinoid bond includes 5-80% by volume of an improved active filler. The active filler is a mixture of iron pyrites, potassium sulfate, and
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The wheels were then stripped from the mold and postcured for 24 hours at 200 degrees Celsius. The cured wheels were then tested by swing-frame snag grinding for fifteen minutes each on 18-8 stainless steel billets using a wheel speed of 9500 sfpm (48.3 smps) and a constant grinding energy of 30 kw and 35 kw, respectively.
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An abrasive product and process is disclosed, for grinding titanium metal and its alloy. The product used to grind the titanium consists of a grinding wheel wherein the abrasive grains are aggregates of silicon carbide particles bonded together with a refractory bond such as silicon oxynitride or
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An improved resin bonded grinding wheel composition is shown making use of a kyanite or sillimanite or andalusite filler or mixtures thereof. More particularly the grinding wheel is a hot pressed phenol formaldehyde wheel having an alumina-zirconia abrasive with a kyanite additive therein. These wheels can be used for heavy duty metal grinding and have been determined to be especially useful ...
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A resin bonded abrasive tool consists of abrasive grain and an organic bond comprising a thermosetting resin such as epoxy resin, phenolic resin or rubber or blends thereof and a precursor filler system capable of forming in situ an active filler system by reacting under the heat generated during grinding. The organic bond optionally further comprises a filler system.
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grinding resin bond grade abrasive Prior art date 1968-12-19 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number Inventor John R Thompson
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US3377411A US348735A US34873564A US3377411A US 3377411 A US3377411 A US 3377411A US 348735 A US348735 A US 348735A US 34873564 A US34873564 A US 34873564A US 3377411 A US3377411 A US 3377411A Authority US United States Prior art keywords abrasive resin mold binder grains Prior art date 1961-12-04 Legal status (The legal status is an assumption and is not a legal
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2021-6-1 In addition to COOL FRICTION technology, a self-lubricating grinding aid treatment and active filler are also critical to producing cool cuts. "Its micro-fracturing grain consistently exposes sharper grain edges to deliver a better cut rate and longer disc life when compared to blended ceramic alumina discs," said a company spokesperson.
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{Design or lay-out of roads, e.g. street systems, cross-sections (E01C 1/005, E01C 1/007 take precedence; of footpaths, sidewalks, berms, hard shoulders or cycle tracks E01C 15/00); Design for noise abatement, e.g. sunken road (reducing transmission of structure-born noise E01C 3/06; arrangement of means for absorbing surfacings see the groups for the ...
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2021-6-17 carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; record discs from master stencils; B29C, which deals with the shaping or joining of plastics, shaping of substances in a plastic state, in general, and after-treatment of
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2020-2-24 70 3D orthopedics filler print system Mainland China 0 71 A MANUFACTURE METHOD OF A MOULD WITH COOLING WATER PATH BUILT rIN Hong Kong 0 72 Device for nitriding piston rings by using plasma rimmersion ion implantation (PIII) Mainland China 0 73 A METHOD AND A DEVICE FOR DETECTING MOVING OBJECT Hong Kong 0 74 Manufacturing method of die of
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2020-7-15 Dallas-Fort Worth ranked No. 11 for patents out of 250 metros. Patents granted include: an unassigned drown-proof bee feeder, Turner Broadcasting Systems Inc.'s advertisement scheduler, Accenture Global's cost of healthcare analytics platform, Bank of America's IoT's multi-layered embedded handshake, Amazon's network planning and optimization, Futurewei's robot navigation and object
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Silicon Dioxide is a natural compound of silicon and oxygen found mostly in sand, Silica has three main crystalline varieties: quartz, tridymite, and cristobalite. Fine particulate silica dust from quartz rock causes over a long-term progressive lung injury, silicosis.
Read More2004-6-1 Adhesive materials for professional use, namely, adhesive materials for building industry and tiles, car repair, metal processing workshops and wood processing workshops, screw stop adhesives, unprocessed plastics in all forms, contact chemical products for treating electrical contacts, namely, anti-corrosive contact spray for maintaining conductivity, chemical products used in the motor ...
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2019-10-16 Dallas Invents is a weekly look at U.S. patents granted with a connection to the Dallas-Fort Worth-Arlington metro area. Listings include patents granted to local assignees and/or those with a North Texas inventor. Patent activity can be an indicator of future economic growth, as well as the development of emerging markets and talent attraction.
Read More2020-1-31 Status: 602 - Abandoned-Failure To Respond Or Late Response. Serial Number. 79212636. Word Mark. FORUMLINE SAMPLEPARTS. Status. 602 - Abandoned-Failure To Respond Or Late Response. Status Date. 2019-01-10.
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2015-2-9 The answer was to use a granular material to provide “glide” and release of pressure. In tennis, this was provided through rubber granules, primarily EPDM for aesthetic reasons, and in synthetic turf Omnigrass utilized silica sand. The sand proved to be abrasive and dusty causing problems with durability and lost favor.
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