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公开(公告)号：US07754630B2
公开(公告)日：2010-07-13
申请号：US10878557
申请日：2004-06-28
Applicant: Thorsten Doehring , Ina Mitra
Inventor： Thorsten Doehring , Ina Mitra
CPC classification number: C03C3/097
Abstract: An optical glass for the manufacture of large transmission optics, such as lenses having a thickness of 100 millimeters or more, comprises 35 to 70 wt.-% SiO2, 17 to 35 wt.-% Al2O3, 3 to 17 wt.-% P2O5, 0 to 6 wt.-% Li2O, 0.5 to 4 wt.-% MgO, 0.5 to 3 wt.-% ZnO, a maximum of 1 wt.-% CaO, a maximum of 0.5 wt.-% BaO, 0.5 to 6 wt.-% TiO2, 0.5 to 3 wt.-% ZrO2, 0 to 1 wt.-% Na2O, 0 to 1 wt.-% K2O, a maximum of 1 wt.-% of refining agents (As2O3, SP2O3) and a maximum of 500 ppm of other contaminants. The glass composition may be equal to the composition of the glass ceramic Zerodur® and allows to manufacture large transmission optics in a cost-effective way, has a maximum of transmittance which is in the range of a He—Ne lasers and has a CTE of about 3·10−6/K.
Abstract translation: 用于制造大透射光学器件的光学玻璃，例如厚度为100毫米或更大的透镜，包括35至70重量％的SiO 2，17至35重量％的Al 2 O 3，3至17重量％的P 2 O 5 ，0至6重量％的Li 2 O，0.5至4重量％的MgO，0.5至3重量％的ZnO，最多1重量％的CaO，最多0.5重量％的BaO，0.5至 6重量％TiO 2，0.5至3重量％ZrO 2，0至1重量％Na 2 O，0至1重量％K 2 O，最多1重量％的澄清剂（As 2 O 3，SP 2 O 3） 最多500ppm的其他污染物。 玻璃组合物可以等于玻璃陶瓷Zerodur®的组成，并且允许以成本有效的方式制造大透射光学器件，其具有在He-Ne激光器的范围内的最大透射率，并且具有CTE 约3·10-6 / K。
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公开(公告)号：US07524782B2
公开(公告)日：2009-04-28
申请号：US11950854
申请日：2007-12-05
Applicant: Thorsten Doehring , Ina Mitra
Inventor： Thorsten Doehring , Ina Mitra
CPC classification number: C03C3/097
Abstract: An optical glass for the manufacture of large transmission optics, such as lenses having a thickness of 100 millimeters or more, comprises 35 to 70 wt.-% SiO2, 17 to 35 wt.-% Al2O3, 3 to 17 wt.-% P2O5, 0 to 6 wt.-% Li2O, 0,5 to 4 wt.-% MgO, 0,5 to 3 wt.-% ZnO, a maximum of 1 wt.-% CaO, a maximum of 0,5 wt.-% BaO, 0,5 to 6 wt.-% TiO2, 0,5 to 3 wt.-% ZrO2, 0 to 1 wt.-% Na2O, 0 to 1 wt.-% K2O, a maximum of 1 wt.-% of refining agents (As2O3, SP2O3) and a maximum of 500 ppm of other contaminants. The glass composition may be equal to the composition of the glass ceramic Zerodur® and allows to manufacture large transmission optics in a cost-effective way, has a maximum of transmittance which is in the range of a He—Ne lasers and has a CTE of about 3·10−6/K.
Abstract translation: 用于制造大透射光学器件的光学玻璃，例如厚度为100毫米或更大的透镜，包括35至70重量％的SiO 2，17至35重量％的Al 2 O 3，3至17重量％的P 2 O 5 ，0至6重量％的Li 2 O，0.5至4重量％的MgO，0.5至3重量％的ZnO，最多1重量％的CaO，最多0.5重量％ - ％BaO，0.5至6重量％TiO 2，0.5至3重量％ZrO 2，0至1重量％Na 2 O，0至1重量％K 2 O，最多1重量％ - 精炼剂的百分比（As2O3，SP2O3）和最多500ppm的其他污染物。 玻璃组合物可以等于玻璃陶瓷Zerodur的组成，并且允许以成本有效的方式制造大透射光学器件，具有在He-Ne激光器的范围内的最大透射率，并且具有 CTE约3.10-6 / K。
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公开(公告)号：US20080139376A1
公开(公告)日：2008-06-12
申请号：US11950854
申请日：2007-12-05
Applicant: Thorsten Doehring , Ina Mitra
Inventor： Thorsten Doehring , Ina Mitra
CPC classification number: C03C3/097
Abstract: An optical glass for the manufacture of large transmission optics, such as lenses having a thickness of 100 millimeters or more, comprises 35 to 70 wt.-% SiO2, 17 to 35 wt.-% Al2O3, 3 to 17 wt.-% P2O5, 0 to 6 wt.-% Li2O, 0.5 to 4 wt.-% MgO, 0.5 to 3 wt.-% ZnO, a maximum of 1 wt.-% CaO, a maximum of 0.5 wt. % BaO, 0.5 to 6 wt.-% TiO2, 0.5 to 3 wt.-% ZrO2, 0 to 1 wt.-% Na2O, 0 to 1 wt.-% K2O, a maximum of 1 wt.-% of refining agents (As2O3, SP2O3) and a maximum of 500 ppm of other contaminants. The glass composition may be equal to the composition of the glass ceramic Zerodur® and allows to manufacture large transmission optics in a cost-effective way, has a maximum of transmittance which is in the range of a He—Ne lasers and has a CTE of about 3·10−6/K.
Abstract translation: 用于制造大透射光学器件的光学玻璃，例如厚度为100毫米或更大的透镜，包括35至70重量％的SiO 2，17至35重量％的Al， 3〜17重量％的P 2 O 5，0〜6重量％ Li 2 O 3，0.5〜4重量％的MgO，0.5〜3重量％的ZnO，最多1重量％的CaO，最多0.5重量％ ％BaO，0.5至6重量％TiO 2，0.5至3重量％ZrO 2，0至1重量％的Na 2， 0至1重量％的K 2 O，最多1重量％的澄清剂（As 2 O 3 O 3， / SUB>，SP 2 O 3 3）和最多500ppm的其它污染物。 玻璃组合物可以等于玻璃陶瓷Zerodur的组成，并且允许以成本有效的方式制造大透射光学器件，具有在He-Ne激光器的范围内的最大透射率，并且具有 CTE为约3.10 -6 / K。
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4.发明申请公开(公告)号：US20060270543A1
公开(公告)日：2006-11-30
申请号：US11498340
申请日：2006-08-03
Applicant: Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
Inventor： Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
IPC: C03C10/12
CPC classification number: C03C10/0027
Abstract: A lithium-aluminosilicate glass ceramic is transformed by a suitable heat treatment into a glass ceramic comprising at least 80 vol.-% of keatite mixed crystals. This may be utilized for the preparation of optical or mechanical high-precision parts having a high temperature resistance, a good stability and compatibility with components consisting of metals having a small coefficient of thermal expansion based on nickel and iron, such as Invar®.
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5.发明授权公开(公告)号：US07107793B2
公开(公告)日：2006-09-19
申请号：US10638823
申请日：2003-08-11
Applicant: Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
Inventor： Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
IPC: C03C10/12
CPC classification number: C03C10/0027
Abstract: A lithium-aluminosilicate glass ceramic is transformed by a suitable heat treatment into a glass ceramic comprising at least 80 vol.-% of keatite mixed crystals. This may be utilized for the preparation of optical or mechanical high-precision parts having a high temperature resistance, a good stability and compatibility with components consisting of metals having a small coefficient of thermal expansion based on nickel and iron, such as Invar®.
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Patent Agency Ranking
6.发明授权Lithium-aluminosilicate glass ceramic with high keatite content and structural member made thereof 失效具有高凯钛含量的锂铝硅酸盐玻璃陶瓷及其制成的结构件公开(公告)号：US07501365B2
公开(公告)日：2009-03-10
申请号：US11498340
申请日：2006-08-03
Applicant: Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
Inventor： Thorsten Doehring , Ralf Jedamzik , Hauke Esemann , Eva Hoelzel , Ina Mitra
CPC classification number: C03C10/0027
Abstract: A lithium-aluminosilicate glass ceramic is transformed by a suitable heat treatment into a glass ceramic comprising at least 80 vol.-% of keatite mixed crystals. This may be utilized for the preparation of optical or mechanical high-precision parts having a high temperature resistance, a good stability and compatibility with components consisting of metals having a small coefficient of thermal expansion based on nickel and iron, such as Invar®.
Abstract translation: 将铝 - 铝硅酸盐玻璃陶瓷通过合适的热处理转变成包含至少80体积％的酮铁矿混合晶体的玻璃陶瓷。 这可以用于制备具有耐高温性，良好稳定性和与基于镍和铁的具有小的热膨胀系数的金属组成的组分的良好稳定性和相容性的光学或机械高精度部件，例如Invar 。
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公开(公告)号：US20050014626A1
公开(公告)日：2005-01-20
申请号：US10878557
申请日：2004-06-28
Applicant: Thorsten Doehring , Ina Mitra
Inventor： Thorsten Doehring , Ina Mitra
IPC: G02B1/00 , C03C3/062 , C03C3/064 , C03C3/066 , C03C3/068 , C03C3/097 , C03C3/11 , C03C3/112 , C03C3/115 , C03C3/118
CPC classification number: C03C3/097
Abstract: An optical glass for the manufacture of large transmission optics, such as lenses having a thickness of 100 millimeters or more, comprises 35 to 70 wt.-% SiO2, 17 to 35 wt.-% Al2O3, 3 to 17 wt.-% P2O5, 0 to 6 wt.-% Li2O, 0.5 to 4 wt.-% MgO, 0.5 to 3 wt.-% ZnO, a maximum of 1 wt.-% CaO, a maximum of 0.5 wt.-% BaO, 0.5 to 6 wt.-% TiO2, 0.5 to 3 wt.-% ZrO2, 0 to 1 wt.-% Na2O, 0 to 1 wt.-% K2O, a maximum of 1 wt.-% of refining agents (As2O3, SP2O3) and a maximum of 500 ppm of other contaminants. The glass composition may be equal to the composition of the glass ceramic Zerodur® and allows to manufacture large transmission optics in a cost-effective way, has a maximum of transmittance which is in the range of a He—Ne lasers and has a CTE of about 3·10−6/K.
Abstract translation: 用于制造大透射光学器件的光学玻璃，例如厚度为100毫米或更大的透镜，包括35至70重量％的SiO 2，17至35重量％的Al 2 O 3，3至17重量％的P 2 O 5 ，0至6重量％的Li 2 O，0.5至4重量％的MgO，0.5至3重量％的ZnO，最多1重量％的CaO，最多0.5重量％的BaO，0.5至 6重量％TiO 2，0.5至3重量％ZrO 2，0至1重量％Na 2 O，0至1重量％K 2 O，最多1重量％的澄清剂（As 2 O 3，SP 2 O 3） 最多500ppm的其他污染物。 玻璃组合物可以等于玻璃陶瓷Zerodur的组成，并且允许以成本有效的方式制造大透射光学器件，具有在He-Ne激光器的范围内的最大透射率，并具有 CTE约3.10 -6。
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8.发明授权COOKING STOVE HAVING A SMOOTH-TOP GLASS CERAMIC COOKTOP, AND A SMOOTH-TOP GLASS CERAMIC COOKTOP WITH A GLASS CERAMIC COOKTOP COOKING SURFACE, METHOD FOR PRODUCTION OF STOVES WITH SMOOTH-TOP GLASS CERAMIC COOKTOPS AND SMOOTH-TOP GLASS CERAMIC COOKTOPS 有权具有平板玻璃陶瓷烤盘的烹饪用具，以及具有玻璃陶瓷烹饪表面的平滑玻璃陶瓷餐具，用于生产具有平滑玻璃陶瓷烤盘和平滑玻璃陶瓷餐具的餐具的方法公开(公告)号：US06515263B2
公开(公告)日：2003-02-04
申请号：US09898892
申请日：2001-07-03
Applicant: Ina Mitra , Friedrich Siebers , Otmar Becker , Andreas Schminke , Bernd Rudinger , Christian Roos , Evelin Weiss , Roland Dudek , Erich Rodek , Friedrich-Georg Schroder
Inventor： Ina Mitra , Friedrich Siebers , Otmar Becker , Andreas Schminke , Bernd Rudinger , Christian Roos , Evelin Weiss , Roland Dudek , Erich Rodek , Friedrich-Georg Schroder
IPC: H05B368
CPC classification number: C03C10/0027
Abstract: There is disclosed a stove, with a smooth-top cooktop, for cooking food, the stove comprising: a stove body; a smooth-top cooktop to cook food thereon; and at least one heat source disposed adjacent to a cooking surface of said cooktop. The cooktop comprises glass ceramic with an upper layer and an inner layer, with the upper layer comprising a different glass ceramic material than the inner layer. The upper layer is configured to minimize surface defects such as fissures, cracks, pits, and pores. The inner layer is configured to provide resistance to impact to the upper layer from cooking utensils being dropped onto the upper layer of the smooth-top cooktop, and at least the inner layer of the glass ceramic being configured to obscure visibility of the at least one heat source, through the upper layer of the glass ceramic.
Abstract translation: 公开了一种用于烹饪食物的平顶炉灶的灶具，炉子包括：炉体; 一个平滑顶层的炉灶，用于在其上烹饪食物; 以及设置在所述炉灶面的烹饪表面附近的至少一个热源。 灶台包括具有上层和内层的玻璃陶瓷，上层包含与内层不同的玻璃陶瓷材料。 上层被配置为使表面缺陷如裂缝，裂纹，凹坑和孔隙最小化。 内层被配置为提供抵抗从烹饪用具落到平滑顶部灶具的上层上的对上层的冲击，并且玻璃陶瓷的至少内层被构造成使至少一个 热源，通过玻璃陶瓷的上层。
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9.发明授权Glass-ceramic product with variably adjustable zero crossing of the CTE-T curve 有权玻璃陶瓷产品具有可变的CTE-T曲线过零点公开(公告)号：US07406841B2
公开(公告)日：2008-08-05
申请号：US11168573
申请日：2005-06-29
Applicant: Ina Mitra
Inventor： Ina Mitra
IPC: C03B5/24
CPC classification number: G03F7/70958 , C03B32/02 , C03C10/0027
Abstract: The present invention relates to a process for producing a glass-ceramic with a defined zero crossing of the CTE-T curve (CTE: coefficient of thermal expansion), and glass-ceramic products produced using the process according to the invention.
Abstract translation: 本发明涉及一种具有CTE-T曲线（CTE：热膨胀系数）定义的零交叉的玻璃陶瓷的制造方法以及使用本发明的方法生产的玻璃陶瓷产品。
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10.发明申请Lead-free and cadmium-free glass for glazing, enamelling and decorating glasses or glass-ceramics 审中-公开用于玻璃，搪瓷和装饰玻璃或玻璃陶瓷的无铅和无镉玻璃公开(公告)号：US20060189470A1
公开(公告)日：2006-08-24
申请号：US11337903
申请日：2006-01-23
Applicant: Ina Mitra
Inventor： Ina Mitra
CPC classification number: C03C8/02 , C03C8/06 , Y10T428/265
Abstract: A lead and cadmium free glass for decorating and enamelling glasses or glass-ceramics having a small coefficient of thermal expansion is disclosed comprising the following components (in wt.-%): Σ (Li2O+Na2O+K2O) 0 to 10, Σ (MgO+CaO+SrO)≧0.1, SiO2>65. Preferably, the glass according to the invention is mixed as a glass frit with pigments, fillers and other additions and applied to glasses or glass-ceramics having a very small thermal expansion. Bending strengths of more than 70 MPa can be reached, in particular when coating substrates made of lithium aluminum silicate glass-ceramics.
Abstract translation: 公开了一种用于装饰和搪瓷玻璃的无铅和无镉玻璃或具有小的热膨胀系数的玻璃陶瓷，其包含以下组分（重量％）：Sigma（Li 2 O + Na 65（O + K 2 O）0〜10，Sigma（MgO + CaO + SrO）= 0.1，SiO 2 <65。 优选地，根据本发明的玻璃作为具有颜料，填料和其它添加剂的玻璃料混合并且应用于具有非常小的热膨胀的玻璃或玻璃陶瓷。 可以达到70MPa以上的弯曲强度，特别是当涂覆由硅酸铝锂玻璃陶瓷制成的基材时。
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