grinding stone patent

Home - grinding stone patent

Ceramic-bonded abrasive grinding tools (Patent) | DOE …

Such grinding tools are particularly suitable for grinding and polishing stone, such as marble and granite. Ductile Ni b.3 Al alloys as bonding agents for ceramic materials in cutting tools Patent Tiegs, Terry N [Lenoir City, TN]; McDonald, Robert R [Traverse City, MI]

Get price

EP0628382A1

- Google Patents A plastic flexible grinding stone comprising a plastic flexible material having with a powder synthetic detergent and an abrasive composed of grains from 3 to 50 µm in diameter,...

Get price

Yoshinori Yaguchi Inventions, Patents and Patent …

Abstract: An annular grinding stone is provided which includes a cutting edge with a plurality of V-shaped slits defined in an outer circumferential portion thereof is provided. Each of the V-shaped slits is defined by a first surface and a second surface of the annular ...

Get price

Masaaki Kenmochi Inventions, Patents and Patent …

This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO). Synthetic grinding stone Patent number: 8377159

Get price

Gristmill

Senenu Grinding Grain, ca. 1352–1336 B.C., The royal scribe Senenu appears here bent over a large grinding stone. This unusual sculpture seems to be an elaborate version of a shabti, a funerary figurine placed in the tomb to work in place of the deceased in the

Get price

JPH02284874A

CONSTITUTION: By moving a point end of a ring-shaped grinding stone part 12, tilting by an angle α for the axial line of a spindle 16, ... 1989-04-22 Priority to JP10310589A priority Critical patent/JPH02284874A/en 1990-11-22 Publication of JPH02284874A ...

Get price

Rotary grinding stone

Complete Patent Searching Database and Patent Data Analytics Services. FIG. 1 is a perspective view of a rotary grinding stone having a centrally disposed hole according to the new design. FIG. 2 is a front side view of the rotary grinding stone of FIG. 1;

Get price

US Patent for Pad for grinding stone Patent (Patent # D …

Justia Patents Element Or Attachment US Patent for Pad for grinding stone Patent (Patent # D 494,196) Pad for grinding stone Nov 18, 2002 - Ehwa Diamond Industrial Co., Ltd.

Get price

US6533650B2

An offset type grindstone having a circular metal substrate provided in a central section thereof with a recess having a hole used to mount the grindstone on a power tool, and a grindstone portion...

Get price

US856918A

What I claim as new and desire to secure by Letters Patent is 1. In a grinding mill, the combination of: a stationary stone having a central opening and a concaved bosom, said stone having grooves therein the outer ends of which are inclined-and narrower than at

Get price

Ceramic-bonded abrasive grinding tools (Patent) | DOE …

@article{osti_7187685, title = {Ceramic-bonded abrasive grinding tools}, author = {Holcombe, Jr, C E and Gorin, A H and Seals, R D}, abstractNote = {Abrasive grains such as boron carbide, silicon carbide, alumina, diamond, cubic boron nitride, and mullite are combined with a cement primarily comprised of zinc oxide and a reactive liquid setting agent and solidified into abrasive grinding tools.

Get price

Improved tool grinding machine (Patent) | DOE Patents

Such grinding tools are particularly suitable for grinding and polishing stone, such as marble and granite. Grinding tool for making hemispherical bores in hard materials Patent Duran, E L

Get price

US311212A

MAGHINB FOR GRINDING PULP PROM Woon. No. 311,212. Patented Jan. 27,1885. K @1 f I," E? alienwa- Y v by Y UNITED STATES PATENT OFFICE. ASHLEY B. TOWER, OF HOLYOKE, MASSACHUSETTS. MACHINE FOR GRINDING PULP FROM

Get price

Grinding stone

The present invention relates to grinding stones or wheels adapted for various purposes, but more particularly for the grinding of pulp wood. Pulp grinding has commonly been performed with natural sa Grinding stone - Mcgill, William H.

Get price

US Patent for Annular grinding stone Patent (Patent # …

Justia Patents Saw Blades US Patent for Annular grinding stone Patent (Patent # 10,836,014) Annular grinding stone Jun 22, 2018 - DISCO CORPORATION An annular grinding stone is provided which includes a cutting edge with a plurality of V Each of the V ...

Get price

Aid for sharpening instruments has support, …

Aid for sharpening instruments has support, protuberance, hole or incision, grinding template, grinding stone, holder, and markings ( PAT - DE19943548 ) Patent:DE19943548

Get price

Dental grinding stone with axis and its production …

European Patent Office EPO Search worldwide, life-sciences literature Search Advanced Search E.g. "breast cancer" HER2 Smith J Recent Activity Export List Clipboard Export Dental grinding stone with axis and its production method (PAT - CN101011294) ...

Get price

GRINDING METHOD OF A DISK-SHAPED SUBSTRATE AND …

the inner circumference portion on the glass substrate are worked at the same time by the metal bond inner surface grinding stone. [Patent Document 1] Japanese Unexamined Patent Application Publication No. 2005-14176. [Patent Document 2] ...

Get price

SYNTHETIC GRINDING STONE

United States Patent Application 20100037530 Kind Code: A1 Abstract: Disclosed is a synthetic grinding stone used for polishing of silicon wafer, which is composed of a structure comprising cerium oxide fine particles as a salt as a filler and a nano diamond as ...

Get price

US20020137444A1

low in the other region thereof. This grindstone is superior in lifetime with a very high grinding speed and a high flat grindability attained at once. US20020137444A1 - Grinding Stone - Google Patents Grinding Stone Download PDF Info US20020137444A1 ...

Get price

John Hamaker Rock Grinder Patent

John hamaker rock grinder patent grinding mill china the gulin product line consisting of more than 30 machines sets the standard for our industry we plan to help you …

Get price

Grinding stone, process for its production and grinding …

A grinding stone using a metal material as the main material of a bonding material, which comprises: (A) abrasive grains of at least one member selected from the group consisting of diamond, cubic boron nitride, silicon carbide and aluminum oxide, (B) a bonding ...

Get price

Cylindrical grinder

The cylindrical grinder is a type of grinding machine used to shape the outside of an object. The cylindrical grinder can work on a variety of shapes, however the object must have a central axis of rotation. This includes but is not limited to such shapes as a cylinder, an ellipse, a cam, or a crankshaft.

Get price

EP1193033A1

This grindstone is superior in lifetime with a very high grinding speed and a high flat grindability attained at once. EP1193033A1 - Grinding stone - Google Patents Grinding stone Download PDF Info Publication number EP1193033A1 EP1193033A1 ...

Get price

Grinder-sharpener for dental instruments

Grinder-sharpener for dental instruments - has angled holder on carriage with grinding stone between guide members (PAT - DE4010635) Patent: Patent Specification (First Publ.) - Germany Application: DE19904010635 on 1990-04-03 Publication: 1991-06-27 ...

Get price

US6393712B1

- Google Patents A jig for grinding gouges in cooperation with a grindstone or the like. The jig includes a support, which can be fixed positionally in relation to the grindstone. The support...

Get price

Patents Assigned to Sankyo Diamond Industrial Co., Ltd.

Patent number: 8622788 Abstract: An object of the present invention is to provide a dust collecting cover for a grinding cup wheel having both excellent practicality and versatility. A base plate is joined to a body of the dust collecting cover via elastic bodies at a ...

Get price

Process for intensification of grinding stone coal (Patent) | …

Abstract A process is described for intensifying grinding of stone coal comprising: (a) ascertaining the water content of the stone coal in a air-dry state, (b) adjusting the water content of the stone coal to a value of 0.05-2.5% by weight greater than that of the stone ...

Get price

New grinding stone holding unit (patent pending) « …

Plus, if you did not glue grinding stone and plate well, stone rotates eccentrically. Eccentrically-clamped stone makes poor surface smoothness on a cylinder, you know. Anyway, if you are not satisfied your current situation, our new attachment will help you a lot.

Get price