ClassID:

121242

C30B15/28 - CPC Classification

Classification description:

Single-crystal growth by pulling from a melt, e.g. Czochralski method; Controlling or regulating; Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using weight changes of the crystal or the melt, e.g. flotation methods

Recent Application in this class:
#1
20250305179
2025-10-02

LIQUID MATERIAL FEEDING DEVICE, SINGLE CRYSTAL FURNACE, AND MATERIAL FEEDING METHOD AND PULLING METHOD THEREOF

#2
20250129507
2025-04-24

METHODS AND SYSTEMS FOR CONTROLLING CRYSTAL GROWTH

#3
20230366123
2023-11-16

CONTINUOUS INGOT GROWTH APPARATUS AND CONTROL METHOD THEREOF

#4
20230332326
2023-10-19

INGOT GROWTH APPARATUS AND CONTROL METHOD THEREOF

#5
20220220630
2022-07-14

Methods and systems for controlling crystal growth

#6
20200388981
2020-12-10

Wavelength conversion device

#7
20170356100
2017-12-14

Monocrystal growth system and method capable of controlling shape of ingot interface

#8
20170292205
2017-10-12

Semiconductor single crystal pulling apparatus and method for remelting semiconductor single crystal using this

#9
20170183792
2017-06-29

APPARATUS FOR FORMING SINGLE CRYSTAL SAPPHIRE

#10
20160153117
2016-06-02

Method of growing germanium crystals

#11
20150114283
2015-04-30

Cantilever device for extending capacity of a scale used in a crystal growth apparatus

#12
20120131957
2012-05-31

Sheet Wafer Processing as a Function of Wafer Weight

#13
20120031323
2012-02-09

Silicon single crystal production method

#14
20110280784
2011-11-17

Methods for casting by a float process and associated apparatuses

#15
20110253031
2011-10-20

PROCESS FOR PRODUCING SINGLE-CRYSTAL SAPPHIRE

#16
20100263585
2010-10-21

Method of controlling single crystal diameter

#17
20100242836
2010-09-30

Systems for weighing a pulled object

#18
20100242831
2010-09-30

METHODS FOR WEIGHING A PULLED OBJECT HAVING A CHANGING WEIGHT

#19
20100242625
2010-09-30

Systems for weighing a pulled object having a changing weight

#20
20100128253
2010-05-27

Method for detecting the diameter of a single crystal and single crystal pulling apparatus

#21
20090130415
2009-05-21

R-Plane Sapphire Method and Apparatus