F23H1/00	7	Grates with solid bars (double grates F23H5/00)	F23H1/00	F23H1/00		64
F23H1/02	8	having provision for air supply or air preheating, e.g. air-supply or blast fittings which form a part of the grate structure or serve as supports	F23H1/02	F23H1/02		176
F23H1/04	8	having a variable burning surface	F23H1/04	F23H1/04		54
F23H1/06	8	having bars at different levels	F23H1/06	F23H1/06		13
F23H1/08	8	Vertical grates	F23H1/08	F23H1/08		23
F23H3/00	7	Grates with hollow bars	F23H3/00	F23H3/00		39
F23H3/02	8	internally cooled	F23H3/02	F23H3/02		1140
F23H3/04	8	externally cooled, e.g. with water, steam or air	F23H3/04	F23H3/04		68
F23H5/00	7	Double grates	F23H5/00	F23H5/00		60
F23H7/00	7	Inclined {or stepped} grates (inclined travelling grates F23H11/12)	F23H7/00	F23H7/00		295
F23H7/02	8	with fixed bars	F23H7/02	F23H7/02		16
F23H7/04	9	in parallel disposition	F23H7/04	F23H7/04		29
F23H7/06	8	with movable bars disposed parallel to direction of fuel feeding	F23H7/06	F23H7/06		371
F23H7/08	9	reciprocating along their axes	F23H7/08	F23H7/08		350
F23H7/10	9	rocking about their axes	F23H7/10	F23H7/10		55
F23H7/12	8	with movable bars disposed transversely to direction of fuel feeding	F23H7/12	F23H7/12		7
F23H7/14	9	reciprocating along their axis	F23H7/14	F23H7/14		17
F23H7/16	9	rocking about their axes	F23H7/16	F23H7/16		9
F23H7/18	9	reciprocating in an upward direction	F23H7/18	F23H7/18		7
F23H9/00	7	Revolving-grates; Rocking or shaking grates (inclined grates F23H7/00)	F23H9/00	F23H9/00		667
F23H9/02	8	Revolving cylindrical grates	F23H9/02	F23H9/02		393
F23H9/04	8	Grates rocked as a whole	F23H9/04	F23H9/04		204
F23H9/06	8	the bars being rocked about axes transverse to their lengths	F23H9/06	F23H9/06		14
F23H9/08	8	the bars being rocked about their longitudinal axes (inclined grates with movable bars disposed parallel to the direction of fuel feeding and rocking about their axes F23H7/10)	F23H9/08	F23H9/08		636
F23H9/10	9	and modified to move fuel along the grate	F23H9/10	F23H9/10		10
F23H9/12	8	the bars being vertically movable in a plane	F23H9/12	F23H9/12		11
F23H11/00	7	Travelling-grates	F23H11/00	F23H11/00		940
F23H11/02	8	with the bars disposed on transverse bearers	F23H11/02	F23H11/02		13
F23H11/04	8	with the bars pivoted at one side	F23H11/04	F23H11/04		294
F23H11/06	8	with the bars movable relatively to one another	F23H11/06	F23H11/06		35
F23H11/08	8	with several individually-movable grate surfaces	F23H11/08	F23H11/08		14
F23H11/10	8	with special provision for supply of air from below and for controlling air supply	F23H11/10	F23H11/10		381
F23H11/12	8	inclined travelling grates; Stepped travelling grates	F23H11/12	F23H11/12		198
F23H11/14	8	serving as auxiliary grates	F23H11/14	F23H11/14		2
F23H11/16	8	for multi-layer stoking	F23H11/16	F23H11/16		4
F23H11/18	8	Details	F23H11/18	F23H11/18		304
F23H11/20	9	Driving-means	F23H11/20	F23H11/20		125
F23H11/22	9	Moving fuel along grate; Cleaning of grate	F23H11/22	F23H11/22		52
F23H11/24	9	Removal of ashes; Removal of clinker	F23H11/24	F23H11/24		81
F23H11/26	10	by dumping	F23H11/26	F23H11/26		16
F23H11/28	9	Replaceable burning-surface	F23H11/28	F23H11/28		9
F23H13/00	7	Grates not covered by any of groups F23H1/00-F23H11/00	F23H13/00	F23H13/00		1085
F23H13/02	8	Basket grates, e.g. with shaking arrangement	F23H13/02	F23H13/02		144
F23H13/04	8	Telescoping grates	F23H13/04	F23H13/04		2
F23H13/06	8	Dumping grates	F23H13/06	F23H13/06		158
F23H13/08	8	Grates specially adapted for gas generators and also applicable to furnaces	F23H13/08	F23H13/08		51
F23H15/00	7	Cleaning arrangements for grates (not forming part of the grate F23J1/00); Moving fuel along grates (grates with bars rocked about their longitudinal axes and specially adapted for moving fuel along the grate F23H9/10; for travelling-grates F23H11/22)	F23H15/00	F23H15/00		611
F23H17/00	7	Details of grates	F23H17/00	F23H17/00		331
F23H17/02	8	End fittings on bars	F23H17/02	F23H17/02		25
F23H17/04	9	of travelling-grates	F23H17/04	F23H17/04		10
F23H17/06	8	Provision for vertical adjustment of grate	F23H17/06	F23H17/06		50
F23H17/08	8	Bearers; Frames; Spacers; Supports	F23H17/08	F23H17/08		120
F23H17/10	9	Dead plates; Imperforate fuel supports	F23H17/10	F23H17/10		6
F23H17/12	8	Fire-bars	F23H17/12	F23H17/12		813
F23H2700/00	7	Grates characterised by special features or applications	CPCONLY	F23H2700/00		3
F23H2700/001	8	Grates specially adapted for steam boilers	CPCONLY	F23H2700/001		407
F23H2700/002	8	Inclined grates with longitudinally movable gratebars	CPCONLY	F23H2700/002		56
F23H2700/003	8	Stepped grates with rotatable or slidable gratebars	CPCONLY	F23H2700/003		232
F23H2700/004	8	Rotary grates with horizontal axis	CPCONLY	F23H2700/004		97
F23H2700/005	8	Rotary grates with vertical axis	CPCONLY	F23H2700/005		167
F23H2700/006	8	Grates of basket-type	CPCONLY	F23H2700/006		64
F23H2700/007	8	Basket grates with shaking arrangement	CPCONLY	F23H2700/007		12
F23H2700/008	8	Mobile grates	CPCONLY	F23H2700/008		29
F23H2700/009	8	Grates specially adapted for incinerators	CPCONLY	F23H2700/009		260
F23H2900/00	7	Special features of combustion grates	CPCONLY	F23H2900/00		19
F23H2900/03021	8	Liquid cooled grates	CPCONLY	F23H2900/03021		182
F23H2900/09041	8	Vibrating grates for solid fuels	CPCONLY	F23H2900/09041		29
F23H2900/17001	8	Specific materials therefor	CPCONLY	F23H2900/17001		46
F23H2900/17002	8	Detachable or removable worn-out parts	CPCONLY	F23H2900/17002		26
