| Patents for C30B 33 - After-treatment of single crystals or homogeneous polycrystalline material with defined structure (6,009) |
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| 10/15/1981 | WO1981002948A1 Methods of producing sheets of crystalline material and devices made therefrom |
| 10/06/1981 | US4293590 Hermetic sealing, quartz capsules |
| 10/06/1981 | US4293589 Process for high pressure oxidation of silicon |
| 10/06/1981 | US4293099 Recovery of silicon carbide whiskers from coked, converted rice hulls by froth flotation |
| 09/08/1981 | US4287869 Charging system for cutting blade |
| 07/07/1981 | US4277307 Method of restoring Si crystal lattice order after neutron irradiation |
| 06/23/1981 | US4275094 Process for high pressure oxidation of silicon |
| 06/16/1981 | US4273609 Rinse melt for LPE crystals |
| 05/27/1981 | EP0029146A1 Vapor growth method |
| 05/19/1981 | US4268538 High-pressure, high-temperature gaseous chemical method for silicon oxidation |
| 05/12/1981 | US4266507 Cap-mounting mechanism for apparatus for thermal treatment of semiconductors |
| 04/29/1981 | EP0027674A1 Process for producing a disc resonator with a single crystal of magnetic garnet material |
| 04/28/1981 | CA1100093A1 Properties of crystals |
| 04/16/1981 | WO1981001016A1 Minimization of strain in single crystals |
| 03/17/1981 | US4256571 Recovery of silicon carbide whiskers from coked, converted rice hulls by selective flocculation-liquid extraction |
| 03/17/1981 | US4256535 Method of polishing a semiconductor wafer |
| 03/03/1981 | US4253731 Infrared fiber of AgCl clad AgBr and method of fabrication |
| 03/03/1981 | US4253417 Closure for thermal reactor |
| 02/17/1981 | US4251317 Bubbling nitrogen through the etchant bath to agitate the wafers |
| 02/10/1981 | US4249700 Recovery of silicon carbide whiskers from coked, converted rice hulls by liquid-liquid separation |
| 01/20/1981 | US4246003 Lap cutting abrasive |
| 01/14/1981 | EP0022280A1 Process for the chemical etching of silicon substrates |
| 01/07/1981 | EP0020993A1 Process for the characterization of the oxygen content of silicon rods drawn by the Czochralski method |
| 01/06/1981 | US4243473 Method for detecting crystal defects in semiconductor silicon and detecting solution therefor |
| 12/02/1980 | US4236487 Crystal plating apparatus |
| 10/30/1980 | WO1980002247A1 Method of processing diamonds |
| 10/07/1980 | US4226623 Method for polishing a single crystal or gadolinium gallium garnet |
| 09/16/1980 | US4222839 Workpiece holder and method for plasma reactor apparatus |
| 09/16/1980 | US4222794 Single crystal nickel superalloy |
| 09/02/1980 | US4220483 Method of increasing the gettering effect in the bulk of semiconductor bodies utilizing a preliminary thermal annealing step |
| 09/02/1980 | US4220116 Reactant gas flow structure for a low pressure chemical vapor deposition system |
| 08/26/1980 | US4219199 Molybdenum insoluble in hydrogen peroxide |
| 08/20/1980 | EP0014528A1 A method of reducing the colour of diamond |
| 08/19/1980 | CA1084172A1 Process for slicing boules of single crystal material |
| 08/05/1980 | CA1083253A1 Manufacture of semiconductor ribbon and solar cells |
| 06/24/1980 | US4209008 Photon absorbing surfaces and methods for producing the same |
| 05/20/1980 | US4203387 Cage for low pressure silicon dioxide deposition reactors |
| 05/14/1980 | EP0010952A1 Method and apparatus for heating semiconductor wafers |
| 05/14/1980 | EP0010920A1 Liquid phase epitaxial process |
| 04/29/1980 | US4200506 Irradiation with protons, changing crystal lattice structure |
| 04/16/1980 | EP0009677A1 Quaternary solution for the chemical etching of silicon and method for etching using such a solution |
| 04/08/1980 | US4196963 Method for eliminating Li2 O out-diffusion in LiNbO3 and LiTaO3 waveguide structures |
| 03/19/1980 | EP0008661A1 Process for the preliminary heating of semiconductor bodies in view of subsequently increasing their internal gettering effect |
| 03/18/1980 | US4193783 Method of treating a silicon single crystal ingot |
| 02/12/1980 | US4187828 Cutting |
| 02/05/1980 | US4187140 Ethylenediamine, pyrocatechol and a diazine |
| 01/29/1980 | US4186032 Superheated steam |
| 01/15/1980 | US4184079 Radiation toughening of diamonds |
| 12/25/1979 | US4180432 Process for etching SiO2 layers to silicon in a moderate vacuum gas plasma |
| 12/04/1979 | US4177094 Semiconductors |
| 12/04/1979 | US4177084 Method for producing a low defect layer of silicon-on-sapphire wafer |
| 11/13/1979 | US4174380 Annealing synthetic diamond type Ib |
| 10/30/1979 | CA1065233A1 Heat treatment of cadmium mercury telluride |
| 10/16/1979 | US4171400 Shaped press-forged normally frangible inorganic crystals |
| 10/16/1979 | CA1064601A1 Manufacture of semiconductor ribbon |
| 09/18/1979 | US4167915 High-pressure, high-temperature gaseous chemical apparatus |
| 08/14/1979 | CA1060319A1 Composite single crystal article |
| 07/17/1979 | US4161412 Aligned molybdenum fiber a-phase |
| 06/27/1979 | EP0002503A1 Method of etching silicon dioxide |
| 06/05/1979 | CA1055819A1 Stabilization of aluminum arsenide |
| 05/15/1979 | US4154192 Oxide film; high pressure |
| 05/01/1979 | US4152536 Solar cells |
| 04/17/1979 | CA1052665A1 Fluid agitation cleaning system |
| 03/13/1979 | US4143544 Applying powder to electrostatically charged surface |
| 02/20/1979 | CA1048790A1 Continuous reflux refining of metals |
| 11/07/1978 | US4124698 Method of chemically sharpening monocrystalline ribbon |
| 11/07/1978 | CA1041878A1 Method of producing defectless epitaxial layer of gallium phosphide |
| 09/26/1978 | US4116725 Heat treatment of cadmium mercury telluride and product |
| 07/25/1978 | US4103137 Cutting of materials by spark erosion |
| 06/27/1978 | US4097636 Metallized device |
| 06/20/1978 | US4095329 Manufacture of semiconductor ribbon and solar cells |
| 06/06/1978 | US4092972 Process of cutting wafers |
| 04/18/1978 | US4084354 Process for slicing boules of single crystal material |
| 04/04/1978 | US4081928 Silicon slice carrier block and plug assembly |
| 03/21/1978 | US4079522 Apparatus and method for cleaning and drying semiconductors |
| 02/28/1978 | US4076572 Crystal growth and anneal of lead tin telluride by recrystallization from a heterogeneous system |
| 01/31/1978 | US4071396 Vapor phase equilibrium |
| 01/31/1978 | US4071323 Diffusion crucible and slab member with common metal component in the vapor phase |
| 12/13/1977 | US4062660 Method of producing nickel coated diamond particles |
| 10/04/1977 | US4052584 Method and apparatus for cutting insulating material |
| 10/04/1977 | US4052251 Silicon dioxide-silicon nitride etch mask |
| 09/06/1977 | US4046618 Method for preparing large single crystal thin films |
| 08/23/1977 | US4043802 Purification, crystallization |
| 08/16/1977 | US4042419 Process for the removal of specific crystal structure defects from semiconductor discs and the product thereof |
| 07/26/1977 | US4038117 Process for gas polishing sapphire and the like |
| 07/19/1977 | US4036666 Manufacture of semiconductor ribbon |
| 07/05/1977 | US4033792 Composite single crystal article |
| 07/05/1977 | US4033027 Dividing metal plated semiconductor wafers |
| 06/21/1977 | US4031190 High strength halide alloys |
| 04/19/1977 | US4018184 Apparatus for treatment of semiconductor wafer |
| 04/05/1977 | US4016006 Method of heat treatment of wafers |
| 04/05/1977 | US4015615 Fluid application system |
| 01/11/1977 | US4002505 Annealing in presence of arsenic vapor |
| 01/04/1977 | US4001858 Simultaneous molecular beam deposition of monocrystalline and polycrystalline iii(a)-v(a) compounds to produce semiconductor devices |
| 11/23/1976 | US3993534 Method of producing single crystals of gadolinium molybdate family |
| 10/05/1976 | US3984263 Method of producing defectless epitaxial layer of gallium |
| 09/07/1976 | US3979232 Mercury cadmium telluride annealing procedure |
| 08/31/1976 | US3977071 High depth-to-width ratio etching process for monocrystalline germanium semiconductor materials |
| 08/10/1976 | US3973952 Nickel, chromium, titanium, aluminum, tungsten, molybdenum, tantalum |
| 07/06/1976 | US3967355 Composite single crystal article |