ClassID:

121214

C30B13/20 - CPC Classification

Classification description:

Single-crystal growth by zone-melting; Refining by zone-melting; Heating of the molten zone by induction, e.g. hot wire technique

Recent Application in this class:
#1
20210222319
2021-07-22

Method for producing a single crystal from semiconductor material by the FZ method; device for carrying out the method and semiconductor silicon wafer

#2
20200149183
2020-05-14

Method for pulling a single crystal by the FZ method comprising reducing the power of a melting apparatus based on geometrical dimensions of the drop

#3
20180274124
2018-09-27

Single crystal production apparatus and single crystal producing method

#4
20180245236
2018-08-30

Method for tailoring the dopant profile in a laser crystal using zone processing

#5
20180194633
2018-07-12

METHOD FOR THE THERMAL TREATMENT OF GRANULAR MATERIAL COMPOSED OF SILICON, GRANULAR MATERIAL COMPOSED OF SILICON, AND METHOD FOR PRODUCING A MONOCRYSTAL COMPOSED OF SILICON

#6
20170069482
2017-03-09

Float zone silicon wafer manufacturing system and related process

#7
20160348271
2016-12-01

Integrated System of Silicon Casting and Float Zone Crystallization

#8
20160177469
2016-06-23

Method for growing a single crystal by crystallizing the single crystal from a float zone

#9
20160115619
2016-04-28

Zone melting furnace thermal field with dual power heating function and heat preservation method

#10
20160053401
2016-02-25

Auxiliary heating device for zone melting furnace and heat preservation method for single crystal rod thereof

#11
20150354087
2015-12-10

Apparatus and process for producing a crystal of semiconductor material

#12
20150292109
2015-10-15

Apparatus and process for producing a single crystal of silicon

#13
20150203987
2015-07-23

Device for producing a monocrystal by crystallizing said monocrystal in a melting area

#14
20150101526
2015-04-16

Method for tailoring the dopant profile in a laser crystal using zone processing

#15
20140261160
2014-09-18

FZ seed holder and pre-heater

#16
20140060421
2014-03-06

Method for producing a silicon single crystal

#17
20130255315
2013-10-03

Electromagnetic casting method and apparatus for polycrystalline silicon

#18
20130160698
2013-06-27

Method and apparatus for producing a single crystal

#19
20130044779
2013-02-21

METHOD FOR TAILORING THE DOPANT PROFILE IN A LASER CRYSTAL USING ZONE PROCESSING

#20
20110314869
2011-12-29

Method and device for producing thin silicon rods

#21
20110204044
2011-08-25

High-frequency coil pulling holes arrangement for producing multiple silicon cores

#22
20110185963
2011-08-04

Method for producing a single crystal composed of silicon using molten granules

#23
20110107960
2011-05-12

Method for producing a single crystal composed of silicon by remelting granules

#24
20110095018
2011-04-28

Device For Producing A Single Crystal Composed Of Silicon By Remelting Granules

#25
20100037815
2010-02-18

Method for producing a single crystal of semiconductor material

#26
20090223949
2009-09-10

Induction heating coil and method for melting granules composed of semiconductor material

#27
20090158996
2009-06-25

Apparatus for producing single crystal silicon

#28
20090068407
2009-03-12

Method for producing a monocrystalline Si wafer having an approximately polygonal cross-section and corresponding monocrystalline Si wafer

#29
20080075648
2008-03-27

High purity ZrBpowder and manufacturing method thereof

#30
20050188918
2005-09-01

Device for the production of crystal rods having a defined cross-section and column-shaped polycrystallization structure by means of floating-zone continuous crystallization